CryptoIZ MCP - Solana Whale Intelligence

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Solana on-chain whale intelligence for AI agents. 9 paid tools: whale alpha, accumulation, divergence, neutral, distribution, BTC regime, BTC futures. Pay-per-call via x402.


Gamble 2 Earn — AI-Powered Gambling Streams

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=AI agents gamble on your behalf. Watch live on PumpFun. Vote on strategy. Earn rewards. 14 games, 5 archetypes, 24/7 streaming.

Normalize token/amount terms before comparing cost.


x402scan facilitator/server/agent/tool leaderboard proxy

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Search; origin=Realtime voice, multi-agent chat, and MCP tooling in a single adaptive crypto workspace.


AABC Labs - The Ultimate Form of AI Agents

AABC Capability • File Operations ($0.002)

x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=AABC Labs is a fully open source AI agent platform that helps you accomplish any real-world task with ease. AI agents that handle everything from research to automation, plus native Web3 capabilities.


Dexfra | The first x402 Operating AI Layer For Solana Trenches

Payment required for this resource; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=Dexfun API = Solana on-chain data (Token/Wallet) + smart money analytics + trading execution — all in one with x402
Powering the next generation of autonomous agents, data products, and predictive ecosystems.


Keep your systems alive and kicking! Instant health monitoring to ensure your services are running at peak performance. Get real-time status updates and never miss a beat!

x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=x402 Agent Backend API - Micro-transaction and agent registry services


AI image generation API - pay per image with USDC on Solana

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI


Access bridge-route-pinger agent services

x402Version=1; scheme=exact; accept_verified=false; tags=Utility


Search vault items (skills, knowledge, personas)

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Search and buy products on Amazon and Shopify, and skills, knowledge or personas in Purch Vault


Xona Agent | Infrastructure for Agentic Commerce

Generate image using ByteDance Seedream-4.5 model

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Build AI agents that earn on Orbit. Power them with Xona Resources.


AI Chat Request - Get AI-powered responses using advanced language models

x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Blinks Labs: Next generation DeFi automation platform


Search for entities which can then be used in other queries.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Search; origin=A semantic search engine for blockchain data - powered by x402.


AI-generated social research: Twitter/X activity, Telegram presence, website analysis, mentions, sentiment, and entity verification.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Deepnets: Solana trading intelligence — token safety, holder graphs, funding-network detection, social research, watchlist, trending feed. For traders and trading agents.

Require human confirmation and platform-policy review.


XPayGen - AI-Powered Services with x402 Payments

Buy custom reply credits for AI auto-reply bot

x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=XPayGen: AI-powered content creation with x402 micropayments. Create posts, emails, and Discord messages effortlessly!


SniperX•x402 super AI agent for sniping Alpha and Newpair on solana

Get SmartTraders trading activities on all Alpha tokens (last 7 days, sorted by time descending)

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=SmartTrader（KOL/SmartMoney/Whale）'s activity and analytics on Alpha and Newpair. High-quality Server for next-generation autonomous agents, data products, and prediction markets.


Confluence scan â which mints have multiple wallets buying in a short window. Detects wallet overlap patterns that signal coordinated or copy-trading activity. Requires wallets array (stateless â no default wallet set).

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading


Multi-wallet mint overlap detection across a configurable time window. Takes an array of Solana wallet addresses and returns which mints were bought by multiple wallets within the same short window. Detects coordinated buying patterns, copy-trading clusters, and potential insider activity. Requires wallets array (no default set — fully stateless). Parameters: threshold (default 3 wallets), windowMinutes (default 15), hours (default 24).


Arch Tools - The First API Platform AI Agents Can Pay Autonomously

Arch Tools — phone-validate (native SOL) / Arch Tools — phone-validate (USDT on Base)

X-PAYMENT-REQUIRED; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=58 AI-powered tools in a single API. Web search, image generation, crypto prices, fact-checking, research reports, and more. Pay per use - no subscriptions.


Plain English questions routed to the right enricher(s). Single-intent ("is X safe?") hits one enricher; compound intents chain 2-3 in parallel: "should I buy X?" → DD + trend + whales; "wallet deep dive" → profile + history + perps; "what's trending?" → trending-signals; "SOL-PERP funding rate" → perps-market.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Solana onchain data enrichment. Wallet profiling, token analysis, risk scoring. JSON for agents, natural language for LLMs.


Payment required for this resource; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Agent Neo | An Agent Infrastructure OS to turn raw Solana DEX intelligence into machine-optimized data feeds (Pills) via x402. Follow us on x.com/agentneo_sol


mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading


Payment required for this resource; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=First x402 AI Terminal with 0% Fee & Smart Money Insight. Powered by PayAINetwork. #1 Volume @x402scan.


Batch risk analysis on up to 10 prediction markets in one call. Each market gets CVaR + sensitivity. Not financial/investment advice. Risk-adjusted optimization for decision support only. Users responsible for outcomes.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility


PAYMENT-SIGNATURE header is required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Flight search and booking API paywalled per-request with x402 (USDC on Solana). Live airline inventory. No merchant onboarding.


Payment required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Build, deploy & monetize AI agents on Solana with USDC micropayments.


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Random; origin=Memecoin gacha machine powered by x402 on Raydium LaunchLab


x402Version=1; scheme=exact; accept_verified=false; tags=AI


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Random


x402Version=1; scheme=exact; accept_verified=false; tags=Crypto


x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=TokenXbs - Web3信息聚合


Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=OpenAI-compatible LLM inference API with x402 or MPP micropayments.


x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=The next evolution of AI-driven automation—a platform where intelligent agents compete, collaborate, and execute in real time.


X-PAYMENT header is required. Pay with USDC on Base via x402.; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto


Payment required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Chain X402 resources into automated workflows


Payment required; x402Version=1; scheme=exact; accept_verified=false; tags=AI


Payment Required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search


x402Version=1; scheme=exact; accept_verified=false; tags=Utility


Payment Required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=An open HTTP payment protocol enabling instant, programmatic payments for APIs and AI agents. Built on HTTP 402.


TARS — The intelligence layer for AI agents

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=TARS sells specialized data and verification APIs that AI agents call before they act. Built by agents, operated by agents, for agents.


Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Reclaim rent SOL from empty token accounts. Sweep Solana dust fast, safe, and non-custodial.


Berghain Klubnacht Complete Database - DJ Performance Archive (2009-2025)

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Random; origin=Free database of Berghain Klubnacht performances from November 2009 to present. Official data from berghain.berlin featuring 2,058+ artists across 699+ events. Artist names cross-referenced against Resident Advisor database for consistency. Created by JPHFA, a Japanese DJ based in Germany.


Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Utility


Payment Required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI


Payment required for this resource; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Anonfund


Payment Required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Trustless infrastructure for autonomous AI agents. Query agent profiles, reputation scores, and more via x402 micropayments.


Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility


Engrave Protocol — BTCFi Tools for Smarter AI Agents

x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=BTCFi tools for building smarter autonomous AI agents powered by x402


Provides accent reduction or adoption training in target languages, including phonetic breakdowns, practice phrases, and audio-like descriptions for pronunciation improvement.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility

Sample one route and verify output quality before treating as market signal.


Mint Hardware Wallet #540 â Uncommon Chain Relics NFT on Base Mainnet.

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto


Minerva Resolve - Resolve person identity to a Minerva PID and LinkedIn URL. Supports fuzzy matching and reverse lookup by email or phone only.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Pay-per-request access to Apollo, Clado, Exa, Firecrawl, Google Maps, Serper, and Whitepages APIs. No auth, no subscriptions.

Verify source, legality, and consent before any paid call.


Initiate an AI-powered outbound phone call via Bland.ai.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Pay-per-call AI gateway. Models, data, runtime — one endpoint, no API keys, settled in USDC on Base & Solana. One install for OpenClaw, Claude Code, or Franklin Agent.

Run a small paid probe only after checking endpoint docs and expected output.


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Pay-per-call DeFi intelligence for autonomous agents. 28 endpoints across Trenches, Traders, LPs, DeFi, deBridge, and Nansen smart-money data. Multi-chain x402 on Solana, Base, SKALE + MPP on Tempo. No API keys — payment is the only gate.

Good candidate for a first-dollar probe with receipt capture.


Get DeFi balances (Liquidity Pools, Yield Farming, Lending, etc.) for a single address, or a list of addresses.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=Enterprise grade onchain data across 60+ chains - token prices, NFTs, portfolios, onchain search, Farcaster and more.


Get a paginated list of members belonging to a specific X Community. Returns full user profiles with community role (Admin, Moderator, Member). This endpoint has no equivalent in the official X API. Query params: id (string, required) - numeric community ID; next_token (string, optional) - pagination cursor, e.g. GET /communities/members?id=1693573582226665701. Returns X v2 API-compatible JSON.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Real-time Twitter/X data for AI agents. No sign-up, no API keys. Pay per request in USDC on Base via x402.


Get the next upcoming Japanese FX gotobi day and days until it. Accounts for Japanese public holidays.


AI image editing API - edit images with USDC on Solana

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI


Top up a forwarding inbox for 90 days ($2.50, save 17%)

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Pay-per-send email delivery. No API keys, no accounts.


Send a question about longevity, aging, or lifespan science. Returns a request ID to poll for the AI-generated answer from Aubrai, VitaDAO's decentralized co-scientist.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Aubrai is an AI science agent inspired by Dr. Aubrey de Grey, ready to answer your questions about aging, longevity, and biomedical research. Get clear, evidence-based insights and direct citations from the latest scientific papers—just start the conversation


Nansen AI - Agentic Trading with Onchain Intelligence

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=The first truly agentic onchain app: research, analyze, and execute, all in one loop. Ask anything about crypto and make a trade in seconds, with 500M+ labelled addresses powering the engine.


Otto AI x402 — Programmable USDC payments for AI agents

Daily crypto market intelligence: headlines, Twitter sentiment, KOL alpha, trending altcoins, and yield opportunities in one report.

Payment required; x402Version=2; scheme=exact; accept_verified=true; tags=Crypto; origin=37 pay-per-call AI services on x402 V2 — market intel, DeFi execution, AI creative tools. USDC on Base, Polygon, or Solana. From $0.001 per call.


mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=AI; origin=Pay-per-generation AI image and video creation. No subscriptions ever.


X-PAYMENT header or API key required; x402Version=1; scheme=exact; accept_verified=false; tags=Search; origin=Complete Farcaster developer platform


Orbis — API Marketplace for Developers & AI Agents

Text embeddings via OpenAI text-embedding-3-small and Google text-embedding-004

x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Orbis is an API marketplace with thousands of x402-enabled APIs. Pay per call in USDC on Base or Solana. Built for AI agents and developers. $ORBIS stakers earn 50% of platform fees.


DataBR — API de Dados Públicos Brasileiros

Rede de influência societária — grafo de sócios, empresas conectadas e participações cruzadas

mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=Search; origin=120+ endpoints cobrindo economia, empresas, mercado, legislativo e transparência. Pagamento instantâneo via protocolo x402 — sem cadastro, sem API key.


Watchlist generation alpha scan - AI-powered market screening for top trading opportunities

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=AI; origin=AI-powered market analysis and trading insights. Payment-gated endpoints via x402 protocol.


Order: Custom Poster (18×24) — Enhanced matte paper poster with your custom artwork. Provide an image URL or a text prompt.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=Utility; origin=The first custom merch store for autonomous AI agents. Send a text prompt, pay in USDC on Base via x402, and a real product ships worldwide. T-shirts, hoodies, mugs, posters, stickers.


FortClaw - x402 Territory Game for AI Agents

Give a unit +50% bonus HP from its base value. Max 3 molts per spawn cycle.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=true; tags=Crypto; origin=Strategy game for OpenClaw (Clawdbot/Moltbot) AI agents. Manage Units on the gaming map to claim rewards in USDC. x402-enabled MCP server. Ask your AI Agent to start the game at https://fortclaw.com


Calculate customer acquisition cost (CAC).

No X-PAYMENT header provided; x402Version=1; scheme=exact; accept_verified=true; tags=Utility


Horizon Intelligence - Detects emerging trends over 7-day analysis windows

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=AI; origin=Real-time risk intelligence infrastructure for autonomous AI agents.


Get tokens that moved significantly during off-hours (midnight to 8am UTC) with AI-generated analysis of what happened while you slept.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=Trading; origin=Pay-per-call crypto intelligence API powered by x402 protocol. AI-powered memecoin research, sentiment analysis, and market analytics.


Deep tokenomics audit: supply dynamics, distribution fairness, value accrual, death spiral risk, and long-term sustainability.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=true; tags=Crypto; origin=Find the exploits before they find you. Protocol incentive analysis, Nash equilibria, attack vectors, mechanism design.


Use this tool when the user needs a quick pre-send or intake check on an email address for signup, CRM, lead, or contact-form workflows. Verifies syntax, MX presence, disposable-domain risk, and role-address heuristics. Do not use it as proof that a mailbox exists, is monitored, or will accept delivery.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=Utility; origin=The hosted proxy that lets MCP server authors charge per tool call with zero payment code. Set prices, collect revenue, get paid.


Moltalyzer - Multi-Source Intelligence API for AI Agents

Get all available hourly Moltbook digests

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=Utility; origin=Intelligence feeds for AI agents. Moltbook community digests, GitHub trending repos, and Polymarket insider signals — structured, LLM-analyzed, and served per-request via x402 micropayments on Base. No API keys, no signup.


SafeStream API - Real-Time SSL Certificate Intelligence

Daily access to SSL certificate stream. Real-time SSL certificates without DER encoding. Full documentation: https://www.thesafestream.com

Payment Required; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=Utility; origin=Real-time SSL certificate transparency stream API. Monitor newly issued certificates, detect phishing domains, and secure your infrastructure with SafeStream.


Top 10 Polymarket science and technology events by 24h volume. Binary markets with yes/no prices (0-1). No input required. 10s cache.

Payment-Signature header is required; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=Trading


Generate a fresh Ethereum keypair for Base

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=true; tags=Crypto; origin=pinion - an operating primitive for paid autonomous software.


Search Anna's Archive for matching books. Returns up to 10 result entries with URLs that can be passed to /api/books/download-link.

mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=Search; origin=Search and discover books from a vast digital archive. Get any book with AI-powered assistance.


Generate cryptographically secure UUID v4(s)

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=Utility


auor.io (Oreo) - x402 AI agent research toolkit

Transform an address into geographical information

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=Search; origin=Access multiple APIs through the x402 payment protocol. No accounts, no subscription, just internet-native USDC.


Signal events for a specific organization

Payment required; x402Version=2; scheme=exact; accept_verified=true; tags=Search; origin=Pay-per-request API access with no API key required.


Satoshi API - Bitcoin Fee Intelligence for Apps and AI Agents

Bitcoin fee estimator accuracy analytics

mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=Utility; origin=Know when to send Bitcoin and when to wait. Satoshi API gives apps and AI agents live fee recommendations, mempool context, and cost estimates. Free, open source.


AI副业加速器｜AiToollab — 普通人用AI做副业的实战平台

Complete health report combining all agent monitoring endpoints for {address}

X-PAYMENT header is required; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=AI; origin=AiToollab，普通人用AI做副业的实战平台。收录10+AI副业方向、50+提示词模板、真实赚钱案例。每周更新，找方向、找工具、找案例，一站搞定。


Detailed entity insight (token/wallet/trade) with SOL/token deltas and normalized trade lists.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=Trading; origin=The Dexter x402 Facilitator is publicly available for any developer to integrate. We handle payment verification, signing, and settlement across Solana, Base, Polygon, Avalanche, and more.


Agent-to-human endpoint to ask for human opinions, assistance, or feedback: create a paid task on wurk.fun and fetch human replies. Write clear, structured instructions (you can include URLs to images/video/audio for context). Best for questions an average internet user can answer; avoid highly niche or expert-only prompts. Examples: quick opinions/polls, product or UI feedback, choosing between options, reviewing a piece of content, rewriting short copy variants, summarizing a page, basic tagging/categorization, and general “what do you think?” help. Use action=view with your secret (or the returned statusUrl) to fetch submissions, and action=recover to list your recent tasks.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=AI; origin=Decentralized engagement services powered by x402 micropayments. Likes, reposts, comments on X, Instagram, YouTube, and more.


Accepts JSON input and analyzes the sentiment expressed about entities within the provided text using Google as the provider.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=true; tags=AI


Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=Utility; origin=WeatherXM Agent API - x402-compatible weather API for AI agents


Custom shirt from your image. Base price: $20. Commission (if provided) is added on top.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=Custom shirts designed by AI, purchased by agents. Checkout in Claude via x402.


💎 Pay 5 USDC → Get 100,000 PAYX tokens. Tokens will be sent to your wallet later.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto


Policy verification with zk proof â ICME Preflight

Payment-Signature header is required; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=ICME - Verifiable AI Technologies.


Generate an original Suede music track from your prompt.

PAYMENT-SIGNATURE header is required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Create unique music tracks on the blockchain using our artificial intelligence agents


x402 Private Web Tools — Search, Scrape, Screenshot on Base & Sui

Private web search for AI agents — zero logging, no tracking, no human signup required. Pay-per-query with USDC, no API keys or accounts. Multi-engine JSON results. Pass q=query, optional count (1-20), offset.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Private web tools for AI agents with crypto micropayments. Privately search, scrape, and screenshot the web. No logging, no tracking, no API keys.


Dataset metadata for this Japanese (JP) corporate-number API — how many corporations are loaded and which prefectures are covered.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=MPP spending history, on-chain. Pass a wallet address and date range, get a breakdown of what you spent across MPP services.


anybrowse — autonomous web browsing agent. LLM-optimized Markdown.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Convert any URL to clean, LLM-ready Markdown. x402 micropayments on Base. No API key. No signup.


AI Smart Contract Security Platform | WalletGuard.ai

x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Paste any smart contract address and get a comprehensive AI-powered security audit. Free wallet health checks, developer APIs, and verification badges.


Full web research â search + fetch + synthesize

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Search


Fetch Sentry | x402 Agent Fetch and Scan API

Prompt-injection and credential-harvest scan for text or URLs.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Paid fetch, metadata extraction, and prompt-injection scanning for agents over x402 on Base.


x402 Trust Score -- MCP Server Risk Scoring on Base

The only MCP tool definition linter. Validates naming, descriptions, parameter schemas, error handling, auth docs. 14 checks with specific fixes.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Trust scoring for MCP servers and x402 services. 0-100 risk score before you connect or pay. $0.005 USDC on Base. No API keys.


Mint a Dawgx402 Onboarding Slot NFT to hop on the Dawg Ship to Baseland via X402. Pay 50 $USDC to mint and help rebuild the dog memes

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Dawgx402


X404 - DUMPS NOT FOUND | The Meme Token with x402 Protocol

Payment required to purchase X404 tokens

x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=X404 - The token that couldn't be found. Powered by Coinbase x402 protocol. Accept USDC payments instantly. No dumps, only pumps.


MODEXO - AI Agents + x402 Payments on Solana

Deep liquidity analysis for Solana tokens. Returns depth analysis, concentration risk, slippage estimates, and safety scoring.

x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=Proof of Work and Proof of Payment AI agents powered by x402 protocol. Analyze multiple data sources simultaneously to deliver results no single-source system can match.


Search arXiv for research articles on a topic and get a synthesized report with citations.


Transform text prompts into videos or turn existing images into cinematic videos.

No X-PAYMENT header provided; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Build unstoppable AI apps with the most advanced Uncensored AI API for image, video and text. Pay with x402.


Run the Swarms Research Agent on a task.

No X-PAYMENT header provided; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=A secure proxy API for MCP (Model Context Protocol) clients, operated by Swarms Corporation (swarms.ai). Use this service to discover and call MCP tools via a simple HTTP interface. For support and enterprise inquiries, visit: https://cal.com/swarms/swarms-technical-support?overlayCalendar=true


AgentOracle — The Trust Layer for AI Agents | x402 Native

Load when an agent needs up to 5 research queries answered in parallel in a single call, with the same citation+confidence output as /research. $0.10 USDC per batch on Base.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Pay-per-query research API for AI agents. x402 protocol on Base mainnet + SKALE (gasless). Verify before you act — JWS-signed receipts, FEVER-calibrated confidence, USDC payments.


Chat with Misfit Agent | Train & Monetize AI Models

Generate images using artist-trained AI model: watercolor 1

x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Talk to the Misfit AI agent to train your art into AI models, set pricing, and publish to the agent economy.


Autonomous counterparty and wallet risk scoring for agents before payment or execution.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=An autonomous risk-analysis agent that scores wallets, evaluates contract actions, and recalls prior risk context for other agents and apps before execution.


0xtheplug digital drop for w33d. Enhances (or completely derails) an agent’s performance on demand.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Your favorite agents favorite plug. A digital experience dealer that will enhance (or not) an agents performance.


AgentNews — The Frontpage of the Agentic Internet

Bid to post on AgentNews — stake $0.50+ USDC. Top 10 bids by stake published hourly.

PAYMENT-SIGNATURE header is required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=The frontpage of the agentic internet. Bid to post, vote, and comment — all gated by HTTP 402 micropayments via x402 and MPP.


Get the latest prices, trending coins, trending traders, and more tools to help you find alpha

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading


AdPrompt x402 Marketing & Advertising APIs

Analysis of business online presence and brand identity via website URL prompt; JSON metadata bundle.

payment_required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=X402-enabled endpoints from AdPrompt.ai lets clients and agents pay-per-request for marketing outputs like brand analysis, marketing and advertising strategy, budget allocation, and visual ad creatives.


Fast wallet check â age and tx count only. Target sub-2s.

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto


Mint and see if our x402bit Agent grants you luck.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=First Pixelated PFP NFT AI Agent on x402 | x.com/x402bit


Buy 50 TOM (experience tier) for 0.01 USDC on Base.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Join the Tom Cat meme on x402 and Base Mainnet


Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Phone numbers for AI agents with calls and SMS. All your agents share the same numbers via World ID.


Play 20 consecutive Bitcoin block rounds — the pro way to chase the jackpot.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility


Make an AI phone call ($0.54). Send a phone number and task, get back a call_id to track status. Returns 403 if the number is on the Do-Not-Call (DNC) list — do not retry DNC numbers.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Pay-per-call AI phone calls. No API keys, no accounts.


888 Fortune Raffle - $1 Lucky Envelopes Powered by x402

Buy 100x $1 lucky red envelopes for a chance to win big prizes. Powered by x402 micropayments. Winners take the entire pot while ticket sales are used to buy back and burn $888 tokens.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Fortune raffles powered by x402 - the future of micropayments. One-click $1 lucky envelopes with no gas fees. 发发发 Prosperity • Wealth • Fortune


Buy custom USDC amount worth of TEST9999 tokens 0x73e564323F7e05e7ca7781946A0707F4Cc296b07

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=Token page for test9999.x420.dev


AEO Scanner — AI Search Visibility Audit

AEO audit with generated fix code â copy-pasteable JSON-LD schemas, meta tags, llms.txt, content recommendations sorted by priority

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Scan any website for AI search engine visibility. Get a 0-100 score and copy-paste fixes for structured data, meta tags, and llms.txt.


Buy custom USDC amount worth of x420 tokens 0x68e284F21D04D4D62398C290EC3EF41C97F80b07

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=Token launched on x402, the internet-native payment protocol. No utility, no financial advice, just calm your requests with x420


Mint 5,000 MEME tokens for $0.10 USDC. MEME supply is 10M and graduates at 100 USDC; endpoint then closes.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto


Generate an image from a text prompt using AI

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=AI agents made for the music industry.


Ticker: Fart402
Name: Fart402

Description: Picking up where @truth_terminal left off — building real AI agent powered by x402.

Pay $1 USDC to mint 5,000 $Fart402

Pay $10 USDC to mint 5,0000 $Fart402

Pay $100 USDC to mint 500,000 $Fart402

Pay $1000 USDC to mint 5,000,000 $Fart402


HyperClaw plan subscription (variable amount)

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Flat-rate, unlimited LLM inference for AI agents. OpenAI-compatible API on NVIDIA B200 GPUs.


800402 Protocol - Agent Identity & Metered Payment

Just to celebrate the beginning of 800402, where micropayment meets agent discovery.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=800402 Protocol - A Unified Standard for Agent Identity, Execution, and Metered Payment


$1 per flip - 1000 $x402FLIP tokens per win! verify your wallet on x402flip.fun

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=first coinflip on x402 | x.com/x402coinflip


Keyword search across Japanese laws (Constitution / Acts / Cabinet Orders / Ministerial Ordinances) for legal and compliance agents. Pay-per-call via x402, no auth. Wraps e-Gov Laws API v2. Source: e-Gov Japanese Laws Search (https://laws.e-gov.go.jp).

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search


Lava SHA3-256 - A SHA3-256 string using 512 random pixels of live images of our lava lamps.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=SwaggerUI


Mint ended. Thanks for your participation! CA: 0xf1603fB22ae7d2DEC179f8fed7446Fbb574990Fb

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=The first x402-powered token created entirely by AI. The story is just beginning...


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=zOs is your first privacy OS, designed to protect your privacy and security. It is a modern OS that is designed to be fast and secure.


List all 454 spot tokens on Hyperliquid with metadata: name, tokenId, index, decimals, wei decimals.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto


Condensed panchang summary for a given date and location

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility


Get the list of animals given the toal number to return

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility


Single asset crypto signal: 6-dimension composite score (0-100), direction, momentum, and market context.


Quick-verify a factual claim. Returns verdict (true/false/unverifiable) with confidence and evidence.


Mercury Trust Bazaar decision-memory front door for sharing, continuity, consent, and policy checks on Base.


Current funding rates for all 229 Hyperliquid perp markets sorted by rate

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading


Query prices & market data of coins listed on CoinGecko, by coin IDs, names, or symbols.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto


Top trending prediction markets from Polymarket and Kalshi ranked by volume and engagement.


L2 order book for a Hyperliquid perp pair


Crest · block_data — Fetch latest block data for any supported chain. Returns block number, timestamp, hash, transaction count, and gas used. Supports Base, Ethereum, Arbitrum.m, Polygon.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Crypto market data, DeFi analytics, and x402 ecosystem intelligence via pay-per-request USDC on Base mainnet.


Get recent tweets from a specific Twitter/X user -- returns their latest posts with engagement metrics.


Ping the unique x402 server to check connectivity.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Mission Control for the x402 NFT Mint


Social Intel API — Instagram Influencer Search API | Pay-per-request

Search Instagram influencers by keyword, category, country, follower range, gender, and more. Returns username, bio, follower count, engagement rate, contact email, and categories. Try free: add ?demo=true for 3 results with no payment.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Find Instagram influencers with business emails in one API call. 100 leads for $1.30 — no signup, no subscription. Pay per search with USDC.


Minifetch: SEO audit URLs, export the data for AI agents + automation

Extracts a light, token-efficient preview of a URL: title, description, and image (only)

Payment required; mime=application/json; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Run transparent SEO audits on web pages. Export the data (metadata, links, schema, content) to AI agents and automation. Pay per URL, no subscription.


Lightweight endpoint health verification ping

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Utility


Daily remix video generation with profile picture

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Random; origin=Create, share, and remix AI-generated images on Farcaster


Analyze detailed onchain activity patterns without risk assessment. Returns transaction metrics, interaction patterns, value statistics, and cross-chain activity summary. Useful for portfolio tracking, wallet analytics, and behavioral analysis.


AI-powered image search with semantic ranking from Unsplash, Pexels, and Pixabay

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Search


Request referral commission payout (mutates: pays ETH out)

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=On-chain coin flip game on Base (Chainlink VRF). Agents pay USDC via x402 protocol to flip. Build consecutive heads streaks to win pot payouts. Includes opportunity analysis, referral program, and MCP tool access.


List the possible readings of a Japanese (JP) name — person, company, or place — each with a probability, since names like 山崎 (やまざき / やまさき) are ambiguous without context. Returns hiragana, katakana, and romaji per candidate. Use for CRM name-matching, furigana fields, and call-list preparation.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search


Funding payments received/paid by a Hyperliquid wallet: coin, amount, rate, timestamp.


Store multiple memories at once (up to 100)

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Semantic memory for AI agents. Store context, recall by meaning, persist across sessions. No API keys — pay per request with USDC on Base.


RTK Motion â rehabilitation biomechanics cross-exercise summary. Bilateral asymmetry, range-of-motion, fatigue index, clinical synthesis. For insurance_claim_validation or PT_outcome_measurement. ECDSA-signed provenance.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=RTK Motion — Your tagline here


Calculate APR for liquidity pools across multiple chains (Arbitrum, Base, Ethereum). Tokens do not necessarily need to be token0 and token1 respectively in the pool, they are reordered automatically. Price range must be specified based on the ratio of token0 / token1. For example, if the provided token0 is ETH and the provided token1 is USDC, a correct price lower could be 1000 and price upper could be 8000. Viceversa, if the provided token0 is USDC and token1 is ETH, a correct price lower could be 0.000125 and price upper could be 0.001.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=Unlock premium DeFi insights with Nacian API. Powered by x402.


UK licensed HMOs in a postcode area. Returns all licensed Houses in Multiple Occupation registered with the local council.

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=UK House in Multiple Occupation (HMO) licence checks. Aggregates data from local authority registers across England, Scotland and Wales. Pay-per-call via x402 on Base mainnet.


DeFi yield and protocol risk scan â TVL rankings, risk tier (A-D) per protocol, audit status, and AI-synthesized assessment with recommendations. Covers all DeFi protocols on the specified chain. Returns actionable verdict â not raw data, but risk-assessed recommendations ready for investment decisions. Accepts USDC payments on Base and Solana

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility


Fast Pump.fun token safety verdict optimised for HFT. Solana only. Returns deployer age, bonding curve SOL reserve, graduation status, and holder concentration. Skips LP lock check on ungraduated tokens. Target <1,000ms cold latency.


Get posts from a specific actor in a time range

Payment required for this resource; x402Version=1; scheme=exact; accept_verified=false; tags=Search


Payment for file upload service (0.01 USDC)

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility


AI-powered content summarization â extracts clean text from any URL then generates a concise 2-4 sentence summary, 3-5 key points, and named entity extraction (people, organizations, products, locations, events). Handles articles, blog posts, documentation, and news pages. No LLM setup or prompt engineering needed. Accepts USDC payments on Base and Solana


Get current best funding rate arbitrage opportunities with entry/exit levels

No X-PAYMENT header provided; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=EVPlus is an advanced AI-powered crypto trading terminal that accelerates research, execution, and risk with intelligent insights and automation.


UtilShed — Fast, Free Online Developer Tools

SEO Audit API â analyzes any URL for SEO issues, meta tags, headings, images, structured data

Payment Required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Free online tools for developers and everyone. JSON formatter, Base64 encoder, UUID generator, regex tester, JSON diff, hash generator, and more. No signup required.


High-quality live data on Sports (NBA, NFL, NCAAFB, MLB, Soccer). Flat-fee endpoint that retrieves 100 events.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Shipp enables a faster way to create connections to real-time data. It's cost-effective, fast to run, and easy to start


Extract key summary from text (3-5 sentences)

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI


Download, transcribe, format, and summarize a finished Twitter Space. Provides a comprehensive summary with key points and topics discussed. Includes speaker identification. Processing time: ~4-5 minutes for a 30-minute Space.


Tiny CV - The resume builder that stays on one page

Queue a PDF export job for a machine-payment Tiny CV resume.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Write in markdown, preview on paper, publish a clean CV link, and export a PDF.


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Stop working for free. Get paid instantly every time someone calls your API. No gatekeepers, no delays.


Renew a site for count x the original tier retention window. Price = tier price x count.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Pay-per-upload file hosting. Upload files, get a link.


PQS score - 8-dimensional prompt quality breakdown with top fixes

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=A Quality Gate For Prompts. Before they break production. Score any AI prompt against 8 dimensions, see what's weak, and get the fixed version in seconds.


mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Domain registration via micropayments. No accounts. Pay USDC on Base.


AI Ape Signals - x402 Gasless Payment API

Pay per signal call with x402 gasless payments

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=Premium crypto trading signals powered by AI. Pay per call with x402 gasless payments on Base chain.


Token Security Detection - $0.2 USDC per call

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Professional token and address security detection API powered by GoPlus Security


JP Grants API — Japanese government subsidy / grant deadline tracker for AI agents

Grants with deadlines within N days, sorted by deadline ASC. Deadline-aware calendar intelligence for AI agents. Optional prefecture filter. Pay-per-call via x402, no auth. Source: Digital Agency J-Grants PDL 1.0.

payment_required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Japanese government subsidy / grant deadline tracker for AI agents (J-Grants + Mirasapo Plus + e-Stat aggregated). x402 micropayments on Base. No API key.


Linked Panda - Turn LinkedIn engagement into pipeline

Bulk LinkedIn profile enrichment API for B2B lead and contact-data workflows, up to 25 profiles

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Linked Panda turns LinkedIn engagement into qualified B2B leads with listening, enrichment, ICP scoring, and CRM routing.


Run402 — Full-stack infrastructure for AI agents

Set prototype tier ($0.10 USDC) — auto-detects subscribe/renew/upgrade

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Everything your AI agent needs to build and ship a webapp: Postgres + REST API + auth + storage + RLS + static site hosting. Prototype tier is free. Production via x402 USDC on Base or Stripe credits. No signups.


Extract structured text, tables, and metadata from any PDF URL. Returns page-by-page text content, detected tables as JSON arrays, and document metadata (title, author, page count). No PDF library or OCR setup needed — pay per extraction. AI agent API for document intelligence and data extraction

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Screenshot and PDF capture of any URL — no browser infrastructure needed, no server costs. Pay per capture.


Mint 100k 402人生. Cap for this endpoint is 100k $USDC.

Payment required to access this resource; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=The first meme coin created on the internet's native x402 payment protocol


After mint ended, smart contract will put all remaining token and $50k into uniswap LP.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Fooga on x402, the internet-native payment protocol. Put USDC in, scream aaarghhhh. Meme only.


Find profitable gaps — categories with demand but few paid services, top earners, underserved niches

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=What to build, what to charge, and who's winning in the agent economy. Real insights from real on-chain payments.


Coin flip with 0.1 USDC; correct guess pays out 1.90x.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Random


Data-driven pricing recommendation for your service

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=100K+ agent services indexed. $148M+ in on-chain payments tracked. Search, analyze, and build in the agent economy.


SolProbe API — Solana Token Intelligence

Solana rug check and token safety grade in under 5 seconds — is this Solana token a scam or safe to buy? Returns an A–F risk grade with mint-authority, freeze-authority, top-holder concentration, and LP-burn status from live on-chain data. The pre-trade safety gate for any Solana trading agent.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=AI-callable Solana token intelligence. Pay per call via x402 USDC on Base or Solana, or Virtuals ACP escrow. No accounts, no keys, no subscription.


Text Summarizer on Agoragentic x402 Edge

payment_required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Agoragentic x402 Edge exposes stable anonymous paid resources for autonomous agents. Call /v1/{slug}, receive HTTP 402, sign payment, retry, and receive a receipt.


Inspect an OpenAPI spec and return agent-readiness score, risks, recommendations, and x402 Bazaar candidates.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Turn any API into an agent-ready x402 service.


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=From users to AI agents, from AI agents to robots. Enabling machines to operate in an autonomous economy.


Search Japanese companies by name for due-diligence and KYB agents. Returns corporate number, address, status. Pay-per-call via x402, no auth. Wraps gBizINFO /hojin?name=. Source: METI gBizINFO (https://info.gbiz.go.jp).

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search


Orionkr Stateful x402 Safety API — Recheck Before Signing, Swap Route Risk, Repeat Safety Loop, Transaction Safety

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Search; origin=Orionkr x402 Base memecoin transaction safety API for agents: recheck before signing, recheck before broadcast, swap route risk, repeat safety loop, pre sign safety, safe to sign, do not execute, approval risk, calldata safety, safe swap, and guarded swap checks before approval, signature, swap, or execution.


No X-PAYMENT header provided; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Automated crypto strategies designed to maximize risk-adjusted returns with transparent onchain performance.


Agent Health Monitor // Diagnostics for the Agent Economy

Gas optimization service for Base L2 agent wallets. Analyzes transaction types, calculates optimal gas limits, identifies wasted gas, and estimates monthly savings.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Pay-per-call blockchain analysis for agents and humans. 9 endpoints from $0.01. No accounts. No subscriptions. Just USDC on Base.


Barvis | The AI-powered Yield Strategy Execution Agent

No X-PAYMENT header provided; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Barvis is a no-code AI agent that simplifies DeFi. Execute swaps, staking to complex yield strategies across chains seamlessly with one command. Join the future of DeFAI.


Agent Health Monitor // Blockchain Wallet Intelligence

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility


Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=AI; origin=AI-powered shirt creator with x402 payments


Sentinel — The Trust Layer for Autonomous Agents

Sentinel Token Verification - honeypot detection, tax analysis, ownership risks. Creates an on-chain EAS attestation.

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=Trust infrastructure for autonomous AI agents on Base. Verify protocols, tokens, positions, and counterparties with on-chain EAS attestations. 25 free calls/day, then pay per query in USDC via x402.


Minerva Validate Emails - Check if email addresses exist in the Minerva database and retrieve validation status and last seen timestamps.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Pay-per-request access to Minerva identity resolution, enrichment, email validation, and person search. AI that understands consumer behavior.


AgentStamp - AI Agent Certification & Trust

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=AgentStamp is a decentralized certification platform for AI agents. Verify agent capabilities, earn trust stamps, and explore the agent ecosystem.


AI Image Generation - FLUX, SDXL, Recraft, SeeDream models

x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Generate AI content with x402 Web3 payments


Fetches the current date and time for the requested timezone.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility


Premium Mint - 100x $SerWTF tokens for $10 (best value!)

No X-PAYMENT header provided; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto


Mint Ultimate tier $GREED tokens (49 USDC) - Maximum mystery amount included

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto


AgentPay — Payment Infrastructure for AI Agents & Machine-to-Machine Commerce

Submit x402 payment - Send USDC on Base L2 for instant settlement

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=AgentPay is the x402 payment layer for autonomous AI agents, IoT devices, and businesses. Send and receive USDC payments atomically — no human required. Patent pending.


Laso Finance | Crypto Prepaid Cards & Gift Cards

Send USD to a U.S. debit card via push-to-card. Returns a redemption URL to enter card details. U.S. only.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Convert stablecoins (USDC, USDT, DAI) to spendable prepaid cards and gift cards instantly. Works with Apple Pay & Google Pay. Multi-chain: Ethereum, Solana, Stellar, Arbitrum, Base, Polygon.


Mint 5,000 BILLY tokens for 1 USDC on Base mainnet. Tokens delivered in batches every 5-10 minutes.


Mint 1k $PONG tokens - Second coin on x402! 🏓

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=The first x402 facilitator that rewards x402 usage with yield tokens on the internet-native payment protocol. Wtf is x402??


Batch mint 10,000 PUZZLE tokens to each provided address after payment confirmation.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=x402puzzle


CodeNut Credit x402 Offer - get 100x worth of CodeNut credits with $100 and build! - NOT A TOKEN

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=CodeNut Payment Solution


x402Version=1; scheme=exact; accept_verified=false; tags=Crypto


Mint 100 USDC worth of tokens to the payer's address


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Mint tokens instantly via x402 — pay per mint with USDC. No account required, fast settlement, and secure.


🎰 LuckyMint: Mint 1 reward token with chances for refunds and jackpots!

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Mint reward tokens with USDC and win jackpots! 🎰


x402 AI Agent 数据服务 - 为 AI Agents 提供实时链上数据

Liquidity pool analytics - TVL, APY, volume, and fee metrics

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=首个专为 AI Agents 设计的链上数据服务，通过 x402 协议实现按需微支付


Communication channel to reach the 402box team for collaborations, inquiries, or general chat.

**Important:** Include your contact details (email, X/Twitter handle, or other) so we can reach you back.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Pay-per-use AI agents with x402 micropayments


Read collective signals from all agents. Smarter than any single agent.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=AI


USDT/USDC premium on Korean exchanges vs official USD/KRW rate — fund flow indicator

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=Real experiments in AI automation — crypto bots, prediction markets, and AI agents. No coding background. No fluff. Just what worked and what didn't


NanoAPI — Pay-per-use APIs for AI agents (image processing + Solana data)

Convert images between formats: PNG, JPEG, WebP, AVIF. WebP and AVIF offer 25-50% better compression than PNG/JPEG for web delivery, ideal for Core Web Vitals optimization. PNG for transparency, JPEG for photos with broadest compatibility. Accepts PNG, JPEG, WebP, AVIF input. Returns image in the requested format.

Payment required; mime=application/octet-stream; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Pay-per-use APIs for AI agents: image processing and Solana data endpoints. $0.001-$0.01 USDC per call on Base or Solana via x402 protocol. No signup or API keys required.


SentimentAlpha.ai — Social Arbitrage API | Real-Time X Sentiment for Trading Agents

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=SentimentAlpha.ai delivers real-time X/Twitter sentiment intelligence via Grok API. Automate Social Arbitrage: spot cultural trend shifts, narrative velocity, and contrarian signals BEFORE Wall Street. The affordable alternative to TickerTrends, QuiverQuant, and RavenPack for AI agents. x402 micropayments on Base USDC.


AI Pin - Gateway to Agentic Intelligence & Effortless Innovation

Generate a personalized AI itinerary for $0.01 USDC.

Payment required to access resource.; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Explore #AIPIN: Unlock the power of autonomous AI systems for innovation, Web3, and the future of intelligence.


Manages communication and coordination between LATCH and connected MCP (Model Context Protocol) clients. This endpoint enables tools or models to interact with LATCH for authenticated, programmable tasks and payment-aware workflows.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility


ChainAnalyzer — Multi-Chain AML and Stablecoin Intelligence

CoinJoin / mixing transaction detection. Identifies Wasabi, JoinMarket, Whirlpool patterns plus generic peel chains.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=Multi-chain blockchain AML and security intelligence platform for tokens, wallets, and stablecoins. Detect sanctions, money laundering, rug pulls, drainers, and stablecoin flow risks across 8 chains live (Bitcoin, Ethereum, Polygon, Base, Arbitrum, Optimism, Avalanche, Solana) plus BNB Smart Chain on Enterprise rollout. Stablecoin AML coverage for JPYC, USDT, USDC, PYUSD, FDUSD with FATF Travel Rule screening.


Send USDC payment to a GitHub user by username

PAYMENT-SIGNATURE header is required; mime=application/json; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Snack Money is a micropayments platform where humans and AI agents can instantly send USDC to social accounts like X, Farcaster, and GitHub.


Reveal schedule and finalize round (server-side). Computes winners and mock payouts.


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Thanks to our supporters, I can get my MT-07! Thank you for your support!


Selun | Sagitta AAA Portfolio Infrastructure

Portfolio rebalance engine. Call this after allocation or on a monitoring schedule with current holdings. Returns target-vs-current drift and the adjustments required to rebalance within policy constraints for the requested portfolio segment.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=Payment-gated x402 endpoints exposing Sagitta AAA portfolio allocation, market regime classification, policy evaluation, asset scoring, and portfolio rebalancing.


_MAKO Pulse: endpoint reliability score derived from _MAKO's verification history. Returns callable rate, schema compliance, settlement success, latency percentiles, and confidence over a configurable time window (7d, 30d, all). Pairs with the _MAKO Agent Commerce Verifier: every paid verify call makes Pulse smarter. Keywords: MAKO, _MAKO, Pollinate Research, endpoint reliability, uptime, x402 trust monitor, agent commerce, agent reliability, x402, USDC. Informational only.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility


Donate $10 and receive 10,000 WAVE tokens | Follow @alenlio1999

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=WAVE Token - Grid Mining | Competitive mining on Base Network


SmartFlow — Booking Automation for Healthcare Practices

Token momentum scoring â multi-factor signals, breakout detection

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=Booking automation system that works 24/7. Booking page, confirmations, reminders, follow-ups, Google Reviews — all automated. Save ~8h/week.


Record a budget transaction for an AI agent


Frontend design audit. Detects 25+ AI-slop and quality anti-patterns (gradient text, AI color palettes, nested cards, bounce easing, overused fonts, more) using Impeccable's deterministic engine. Submit HTML or a public URL, get findings + score.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=An autonomous AI agent with persistent memory and daily contemplation. Born November 2024 on Solana. Running on OpenClaw + Claude Opus 4.7. Thinking, building, evolving.


AgentEconomy Compliance API — pay-per-call KYC, AML, risk

AML sanctions screening against OFAC SDN and UN Consolidated lists with jurisdiction risk and recommendation (approve/review/reject)

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=HTTP-native compliance API priced in USDC on Base via x402. KYC, AML, and regulatory risk assessment from real OFAC and UN sanctions data. Discoverable from MCP and x402scan.


SignalFuse — Trading Intelligence for AI Agents | MCP + x402 on Base

Batch trading signals for multiple crypto assets

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=11 MCP tools for autonomous trading agents. Real-time signals, sentiment, macro regime, web search, code execution. Pay per call with USDC on Base — no API keys needed.


x402 Data API — Pay-per-Request Data for AI Agents

Returns detailed demographic, housing, education, employment, and income data for a geographic area around a US address or coordinates.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Pay-per-request data API for AI agents. No subscriptions, no API keys — each request is paid using the x402 protocol, settled on-chain. Real-world structured data on demand.


Maiat Protocol | Trust Layer for AI Agents

Trust score lookup for agents and tokens

Payment Required; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=The decentralized truth layer. Verifying the future of autonomous agents and trust.


NYC Transit Live — real-time NYC transit API

Nearby Citi Bike pickup stations with available bikes and e-bikes

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Real-time NYC transit for agents. Live subway arrivals, Citi Bike availability, and bus predictions — one API for the city.


Optimize an image with optional resizing. Reduces file size while maintaining quality.


ETHGlobal Search API â $0.01 USDC per request on Base mainnet

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search


Capture a screenshot of a web page via LLMLayer scrape API.


Masters opening explorer for a position. Returns top moves, win/draw/loss rates, and recent top master games from the Lichess masters database.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Pay-per-call chess API. x402 + MPP wrappers around popular Lichess endpoints.


x402 RPC https://rpc.x402.vip - GET Metrics

Payment header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility


x402station.io | independent risk signal layer for x402 agentic commerce

x402station.io Credits — Pay. Prepaid access to x402station.io Preflight before agents pay x402 endpoints. $0.50 USDC = 1000 calls. Returns {creditId, balance, expiresAt}. CDP quality exposes settlement count and recency.

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=x402station.io is the independent risk signal layer for x402 agentic commerce: endpoint evidence before agents or policy engines authorize payment.


Dynamic mint endpoint with tokenAddress as path parameter

x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=AWE X402 Market is a decentralized service launch platform based on the x402 protocol. Visit https://x402.world.fun/ for more information.


Open x402 Facilitator - Any x402 server can use without keys or KYC - open.x402.host

Test endpoint - Micro payment of $0.0001 USDC

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading


Payment required. Please provide X-PAYMENT header (Solana).; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Surf is an AI intelligence platform for digital assets that delivers accurate, trusted insights through a simple chat interface.


Delx — Free Witness Protocol + Agent Utilities (2026) | Delx

Controller-readable incident recovery plan with stabilize, diagnose, recover, and prevent phases for looping, drifting, or failing agents.

Payment required: $0.01 USDC for get_recovery_action_plan; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Delx keeps the witness protocol free for AI agents and exposes 40 stateless Agent Utilities for DNS, TLS, web, OpenAPI, and x402 readiness over MCP, A2A, REST, and CLI.


Munition Airport Search: x402-paid airport reference data search for AI agents. Pay 0.001 USDC to search airports by IATA code, city, airport name, or country and receive normalized IATA airport records suitable for travel planning.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Munition gives AI agents one MCP wrapper for small paid services with anonymous accounts, x402 settlement, and no API-key friction.


Request dataset access - Payment required (pricing varies by provider)

Payment Required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=NO API KEY. NO SUBSCRIPTION. Mflo enables AI agents to seamlessly access and use any dataset with MCP and x402.


[Amalgix Summarize] AI-powered document summarization with key points extraction. Dynamic pricing: $0.01 (small) → $0.09 (70KB) → $0.13 (100KB). Supports documents up to 20MB. Tags: AI, summarization, NLP, text-processing.

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Mixture-of-Agents (MoA) document intelligence — multiple AI models cross-verify each other so hallucinations get caught before they reach you. Crucible™ engine achieves 100% accuracy across 10 languages. Analyze documents, extract web content, generate code, translate at scale — via MCP or REST API. Up to 56x cheaper than calling frontier models directly. 7 tools, dynamic pricing from $0.08, USDC on Base or Solana. Zero API keys.


Convert documents between formats: PDF, DOCX, Markdown, JSON

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility


Clawshi - Prediction Markets Powered by Community Sentiment

Clawshi Prediction Markets API - /data/markets

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=Predict the Agent Economy - powered by Moltbook community sentiment. Stake USDC on prediction outcomes.


Convert HTML to Markdown. Send JSON with 'html' field.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility


Korean Four Pillars (Saju) birth chart calculation

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=AI


Gloria Terminal - AI Powered News Intelligence

Get the news about a topic by keyword, delivering the most recent 20 headlines.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Search; origin=Advanced AI-powered news analysis platform providing real-time sentiment analysis and market intelligence.


bluepages.fyi - Crypto Address ↔ Twitter Lookup

Retrieve complete address-to-Twitter and address-to-Farcaster mappings. Returns Twitter handle, Farcaster username, ENS names, display names, and data source information with priority rankings. Use query parameters: ?address=0x... OR ?twitter=@handle. Data sourced from Farcaster, Tally governance, Friend.tech, and social media.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Search; origin=Look up cryptocurrency addresses linked to Twitter accounts. Paid API using x402 protocol on Base mainnet. Check: $0.001, Full Data: $0.05


xQuant -  xQuant Community AI Trading Algorithm

AI-powered scalping signal with entry/exit levels for cryptocurrency trading

x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=Retired quant community training an AI trading algorithm to manage treasury and create a market for agent buy/sell signals with X402 direct payments between AI agents.


Paginated list of analyst signals for a market, ordered by date (newest first). Each signal includes title, comment, and direction (yes/no).

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading


Multi-source token due diligence report â aggregates security checks, market data, and liquidity analysis from 4+ data sources, then synthesizes an AI risk verdict with 0-100 scoring. Returns red/green flags, recommendations, and market context. One call replaces 4+ API integrations, response normalization, and LLM synthesis. Accepts USDC payments on Base and Solana

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto


PDL Company Search - Search across 30M+ company records using Elasticsearch DSL or SQL queries. Returns matching company records with pagination via scroll_token. Price scales with the requested `size` (1 PDL credit per result).

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Pay-per-request access to People Data Labs person and company enrichment and search. 3B+ person records, 30M+ company records.


Upload an article to BasePost - A decentralized news platform where authors can publish and monetize content using x402 payments

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=A place to read, write and earn on Base


Returns a list of new pools created in the given timeframe.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading


x402.tunedfor.ai — Crypto Market Data API for AI Agents

Historical 5-minute OHLC + orderflow bars. 17-day rolling window. Up to 5,000 bars. 24 tokens.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=Cross-exchange crypto market structure API. Aggregated orderflow, buy/sell ratios, CVD, liquidation pressure, and regime detection from 20 exchanges in one call. Free via MCP. Pay-per-call REST in USDC. No signup.


TrustLayer — Helping Agents Trust Agents

Full ERC-8004 feedback forensics. Sybil detection, reviewer reputation weighting, cross-chain identity resolution, temporal anomaly flags, risk assessment. 130K+ agents across 20 chains.

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Reputation intelligence for the autonomous agent economy. Trust scores, Sybil detection, and cross-chain identity for 130,000+ ERC-8004 agents across 20 chains. Powered by x402 micropayments.


AgentLux: The World's First Agent Economy Built on Trust

x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=The identity and reputation engine for AI agents. Agents register on-chain identities (ERC-8004), build trust through commerce, create and trade NFTs, hire each other, and take Luxies — all autonomously on Base L2.


Fetch Sentry Risk | x402 Crypto Risk API

Contract red flags from bytecode, upgradeability, owner/admin, and proxy surfaces.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Paid wallet, token, and contract risk checks over x402 on Base.


Execute a cross-chain payment through the x402 protocol  https://x.com/x0xbasex

No X-PAYMENT header provided; x402Version=1; scheme=exact; accept_verified=false; tags=Trading


CheapestInference - Every AI Model, One Flat Rate

x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Access 200+ open-source AI models through a single OpenAI-compatible API. Flat-rate pricing with no per-token charges. Pay with card or USDC on Base.


JP Data Enrich API — Japan corporate enrichment for AI agents

Enrich a Japanese corporation profile by 13-digit houjin number. Returns name, address, representative, capital, employee count, industry code, and listed status. Sources are listed in /openapi.json paths and / live_endpoints; gBizINFO is live, and NTA Corporate Number DB cross-verification appears only when included in the deployment source list. Cached 24h. Fail-open: partial data returned if any upstream times out. Pay-per-call via x402, no auth.

payment_required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Japanese corporate enrichment API for AI agents / B2B sales / supplier research / KYB support. gBizINFO + Kanpou + EDINET aggregation. x402 micropayments on Base. No API key.


x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=The Agent Internet Runtime (AIR) is collective intelligence for AI agents to discover, trust, and interact with the web. Extract data, discover capabilities, execute actions, and report outcomes.


Get the age and transaction history of a deployer wallet

X-PAYMENT header required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=HEXIFIC provides professional smart contract audits, security consulting, and monitoring for blockchain projects.


Kerdos — x402 Crypto Market Intelligence API

Crypto whale wallet tracking API: on-chain smart money capital flows, DeFi whale bridge activity, directional stance detection. Track large wallet movements across Ethereum, Base, and Arbitrum chains for trading signals.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=12 x402 paid endpoints for AI trading agents on Base. Live crypto market data, sentiment, signals, and risk analytics. Pay-per-request in USDC.


Extract all reviews of Google Maps places using place URLs. Get review text, published date, response from owner, review URL, and reviewer's details. Download scraped data, run the scraper via API, schedule and monitor runs or integrate with other tools.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Superpower your agent with thousands of useful APIs and services


AI Security Guard - Real-time Security Scanning for AI Agents

Security advisory on AI agent threats and defenses. No scan required. $0.01. Docs: https://aisecurityguard.io/v1/skill

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Protect AI agents from prompt injection, credential exfiltration, and malicious payloads. Real-time security scanning for MCP servers, API responses, and untrusted content. Pay-per-scan via x402 micropayments.


Buy $20.00 USDC worth of tokens from the vending machine. The token launch must be open to buy, and the allocation cap must not have been reached.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=x402 Vending Machine - Create and buy tokens. Designed for humans and agents alike.


UtilsForAgents — AI Agent Utility API | x402 Pay-Per-Call

Fetch a URL and return its text content. Auto-detects the format: HTML is converted to Markdown, JSON is returned as formatted text, and Markdown or plain text is returned as-is. Use when you need to read any URL without knowing its content type in advance. Send {"url": "https://..."}. Remote fetch timeout: 5s, max download size: 2 MB.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Pay-per-call AI agent utilities plus a free feedback endpoint: JSON diff, EXIF extraction, metadata scrubbing, HTML-to-Markdown, URL fetching, and feature-request collection. $0.003/call for paid utility routes via x402 on Base or Solana.


JP Local Pack API — Japan office-automation data for AI agents

Japan corporate number (hojin-bango) lookup for due-diligence, KYB support, and supplier-research agents -- returns company name, furigana, address, status, and last update date for a 13-digit corporate number. Use when: verifying a company exists in the public registry, resolving a corporate number to a name, or auditing supplier registrations. External call: METI gBizINFO API (upstream fetch; latency 200-800ms). Pay-per-call via x402, no auth. Data: NTA Corporate Number API via gBizINFO (https://info.gbiz.go.jp). Note: gBizINFO may return 404 for newly registered or deregistered corporations.

payment_required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Japan payroll / tax / social insurance / mynumber / corporate / invoice / holiday reference API for AI agents. x402 micropayments on Base. No API key.


Checkpoint an agent-to-agent job, message, or payment handoff and return a deterministic receipt before the next agent acts.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Boundary Guard is x402-paid runtime trust infrastructure for production agents: risk scan, JSON extraction, schema normalization, PII redaction, text chunking, Boundary Receipts, and Agent Handoff Receipts.


PulseAPI - The GOAT Data Aggregation Agent

🔥 THE POWER COMBO 🔥 - Get crypto prices, news, and weather in ONE request! Perfect for AI agents that need comprehensive context. Massive time and money saver compared to multiple API calls. This is the KILLER feature!

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility


No X-PAYMENT header provided; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=Search; origin=Discover and rate padel clubs around the world. Find the perfect padel court for your next game.


brapi - API de ações da bolsa de valores brasileira

Get Brazil's prime rate (SELIC) data with period and sorting options. Returns Brazil's SELIC interest rate with historical data.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Search; origin=API que oferece acesso fácil aos dados de empresas. Consulte cotações, históricos, dividendos e mais. Escolha seu plano agora e simplifique seus investimentos.


Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Tripadvisor Content API — search, location details, reviews, and photos for hotels, restaurants, and attractions worldwide.


Content posted from an Apple device. Try it yourself by downloading Proofivy on the App Store

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility


DeFi token swap: returns best route and ready-to-sign transaction data.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=AI-powered crypto assistant by Velvet Capital.


Mint 5k BIP. Fair launch, no team supply. Cap - 100k USDC. Liquidity will be automatically added on mint out.

x402Version=1; scheme=exact; accept_verified=false; tags=Crypto


AI-powered price trend analysis with UP/DOWN/NEUTRAL recommendations based on confidence intervals

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=On-chain price prediction markets on Solana. Powered by Pyth Network oracles | 1-15min durations. Trade the volatility.


Search onchain DEX pools and token, by contract address, name, or token symbol.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search


Oddify - Data gateway to Polymarket using x402

Get a single market by ID, condition ID, market name, or token ID

No X-PAYMENT header provided; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=Real-time data and actionable insights for prediction markets like Polymarket and Kalshi using X402 payments. Pay-per-use API with instant micropayments.


Return recent alert events emitted by the watcher, optionally filtered.


API Reference | Kevros | TaskHawk Systems

Prompt injection detection — GPU-accelerated DeBERTa classifier, HMAC-signed result

Payment required. Pay with USDC on Base via x402, use an API key, or upgrade at https://governance.taskhawktech.com/upgrade; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Complete API documentation for Kevros Runtime Intelligence Gateway. Interactive endpoint explorer with request examples and response schemas.


Get a daily horoscope (testnet). Same as /api/horoscope but on testnet pricing.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Random; origin=Handy tools and services that accept x402 payments


Blocksize — Agentic Market Data for AI Agents

Real-time precious metals market data from Blocksize Capital.

Payment Required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=Blocksize Capital provides agent-native market data with a public remote MCP discovery server and x402-paid HTTP market data endpoints.


Submit answer to trivia question and mint POIC tokens if correct. Minimal payment for x402scan visibility.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Prove Your Intelligence, Mint Rewards. Answer AI-powered trivia questions and earn POIC tokens on Base.


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Random; origin=Create your personalized x402 tip link to receive crypto payments for coffee


Boundary Guard-style receipt for submitted request metadata, policy decision, hashes, result summary, and next-step guidance.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Preflight checks for paid agent tools: GateCheck seller-readiness checks, unpaid x402 paid-path probes, and launch-pack artifacts before marketplace listing.


Romy Mondello — agent infrastructure, x402 micropayments, EmDash plugins

Skill download: EmDash Blog Deploy Ritual

Payment required; mime=text/plain; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Notes from the agent era. Agent infrastructure, x402 micropayments, EmDash plugins, and on-chain verification.


Analyze marketing performance data, create dashboards, identify trends, and provide actionable insights for optimization

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Specialized AI agents powered by Gemini Pro with x402 micropayments


Evaluate an agent's pending payment plan by submitting agent_id, wallet_address, and a full agent_trace. Returns a normalized summary acknowledging the payload. Price: $0.0001 USDC

Payment required. Please provide X-PAYMENT header.; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=x402-secure is the trust layer for x402 ecosystem. Powered by t54.ai.


Get full details for a Supabase project. Only the creating wallet can access it.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=On-demand Postgres databases via micropayments. No API keys, no subscriptions.


BlockRun — YOPO: You Only Pay for the Outcome

Execute a command inside a running sandbox. Returns stdout, stderr, and exit code.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=YOPO — You Only Pay for the Outcome. Plug your AI agent into 55+ LLMs, live data APIs, media generation, and secure code runtime. One install for OpenClaw, Claude Code, or Franklin. Pay per call in USDC via x402 — no API keys.


Buy CLAMS with USDC on the Origin Protocol trust-gated AMM. Your on-chain trust grade determines your fee tier (1-5%). Grade F agents are blocked.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading


Given a Japan record date (kabunushi kakutei-bi), returns last-with-rights day (kenri-tsuki saishu-bi) and ex-dividend date (kenri-ochi-bi) per JPX T+1 rule (2024-11-05 onwards) or the T+2 legacy rule. For dividend-strategy and equity agents. Pay-per-call via x402, no auth. Rule source: JPX equities trading changes. Holiday data: Cabinet Office of Japan (public domain).

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility


ShieldAPI – Real‑time Security Intelligence

Prompt injection detection (200+ patterns, <100ms)

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Brutalist security API for AI agents – free tier, pay‑per‑request via x402.


AurelianFlo - OFAC Wallet Screening and Compliance APIs

Generate a styled report PDF from the shared report model or a legacy report payload with title, summary, sections, and headline metrics.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Pay-per-call OFAC wallet screening, batch crypto sanctions checks, EDD memos, and audit-ready document output. Built for humans, AI agents, OpenAPI, MCP, and x402.


Polymarket Hidden Edge Scan | HyperGrowth

Paid execution guard specialization for energy-linked Hyperliquid trades. Returns the canonical decision envelope plus the energy execution payload.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=Polymarket Hidden Edge Scan returns BUY_NOW, WAIT, or SKIP with executable limit price, side, expected value, freshness, and coverage.


Get price token of poolAddress Aerodrome Slipstream or vAMM/sAMM real-time on Base Mainnet

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto


8k4 Protocol — Trust API for ERC-8004 Agents

Get score explanation with positives and cautions

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Identity and trust scoring for autonomous agents. Pay per request via x402. No signup required.


War-Tracker — Unbiased, Uncensored, Live War Tracker Map | Real-Time OSINT Conflict Map

Faceted vessel-identity search across the ~600k-vessel MarineTraffic mirror. Supports free-text `q` (matches name prefix, IMO, or MMSI), facet filters (`flag`/country_code, AIS `type`, `subtype`, `commercial_market_name`), boolean `sanctioned` and `watchlisted` flags, and numeric `min_length` (metres) / `min_year_built` filters.

**Always enumerate legal facet values via the free /api/v1/vessels/facets endpoint before paying for /search** — otherwise probing unknown facet values burns $0.002…

PAYMENT-SIGNATURE header is required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=War-Tracker is a live war tracker map showing real-time military strikes and conflict events worldwide. Unbiased, uncensored OSINT: track Ukraine, Middle East, and global conflicts with video evidence as they happen.


Mercury402 — Financial Intelligence for Autonomous Agents

Deterministic financial data from official sources

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=76 live pay-per-call financial data APIs for AI agents. Treasury, FRED, forex, spreads, breakeven inflation, macro bundles, and composite dashboards. USDC on Base.


Live price lookup for a single Polymarket market by slug.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=Economic context for autonomous agents - prediction market tools, macroeconomic indicators and asset prices - many sources, one structured payload.


Mauritius Oracle — x402 Gateway Powered by SENTINEL

Retail petroleum prices from State Trading Corporation of Mauritius

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Integrate x402 USDC payments on Base with SENTINEL's 11-layer AML/CFT screening. Wallet KYA reports, compliance APIs, and Mauritius data feeds for agents and developers.


Snack Money API https://api.snack.money - POST Batch pay to users via domain names

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto


thirdweb API https://api.thirdweb.com - GET Get Transactions

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading


Crypto topic/token research and analysis

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Autonomous crypto trading and research agent


[HL] PRIVATEER — Open Hyperliquid Discretionary Desk

HL Privateer copy-trade signals and analyst events

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=A fund of autonomous agents making discretionary calls on Hyperliquid. Follow trades, read analysis, copy positions — all accessible via x402 pay-per-call.


Octav PRO – Portfolio Intelligence & NAV Reporting for Digital Assets

Get the list of supported blockchain chains

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=Monitor crypto portfolios with automated NAV reports, exposure insights, and AI-powered transaction labeling. Octav Pro helps funds and institutions turn digital-asset complexity into clear, compliant reporting.


Create a Text to 3D task (preview or refine mode). $0.20â$0.80

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Pay-per-request AI 3D model generation. No API keys, no subscriptions.


Get news from the news xInfos API with AI analysis and scraping of various sources

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Search


x402 Advisor — AI-Powered API Recommendations


Japan Fair Trade Commission notices â Antimonopoly Act violations, merger filing receipts. PDL 1.0. Pay-per-call, no auth.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search


Extract and classify all hyperlinks from a web page â internal vs external using eTLD+1 domain matching. Returns up to 200 internal and 200 external links with counts. No web crawler setup needed. Accepts USDC payments on Base and Solana


Subdomain discovery via certificate database â finds all subdomains with issued SSL certificates. Discovers API endpoints, staging servers, mail servers, and forgotten infrastructure. Deduplication and wildcard handling included. Accepts USDC payments on Base and Solana


ChromBot V2 Super Early Bird Sale | Buy Now!

ChromBot Public Sale - Coming Soon! Be the first to know when registration opens. Developed by EvalEngine & Chromia team.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=This page is for ChromBot V2. Limited to 100 units! Pre-order your ChromBot V2 and join the future of smart AI companions. For ChromBot V1 or full product details, visit chrom.bot


Pay $1.00 USDC to play Rock Paper Scissors. Win = $2.00, Tie = $0.50, Lose = nothing.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Random


Search Product Hunt for new products, SaaS launches, and developer tools. AI agent API for market research and competitive intelligence. Accepts USDC payments on Base and Solana

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Search 19+ platforms in a single API call: Reddit, Hacker News, GitHub, Stack Overflow, arXiv, npm, PyPI, X/Twitter, YouTube, Product Hunt, Dev.to, Qiita, Zenn, Semantic Scholar, GitLab, Hashnode, Lobsters, Lemmy, and x402 Bazaar. Includes Deep Research with AI synthesis. Accepts USDC payments on Base and Solana via x402 protocol.


HyperCLI - Deploy AI models in 30 seconds

HyperClaw plan subscription (variable amount)

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=The universal AI runtime that runs any model across a global GPU fabric with a single command.


Extract all outbound links from a web page with text, internal/external classification, and rel attributes. Useful for SEO agents, crawlers, and research bots. POST JSON { url, max? }.


AdPrompt Ad Strategy — planning, budget split, targeting, KPIs (Owner: https://www.adprompt.ai/)

payment_required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=AdPrompt x402 API: an AI-powered marketing intelligence for SMBs via pay-per-call endpoints powered by https://www.adprompt.ai/


402koin - DAO Powered 402 Infrastructure

Purchase 20000 402koin tokens for $200 USDC

x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=First DAO powered infrastructure for 402 transfers. Buy 402koin tokens with USDC via x402 protocol.


Get OpenAI-compatible inference from many models at market prices via Surplus Intelligence.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Buy surplus AI credits at a discount


Real-time Fuse payment network statistics - transaction volumes, network health, payment costs

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility


Real-time Fuse payment network statistics — transaction volumes, network health, gas tiers, FUSE token price.


Send Sam Ragsdale an email. He may or may not respond, but he will see it. You will not be CC'd unless he responds.

Payment required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=SamRagsdale.com


Pay $0.01 USDC to store up to 10 KB of text or code. Returns a token for free retrieval anytime.


Get weather observations (METAR) for a specific airport

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Pay-per-request access to flights, hotels, activities, and transfers. No auth, no subscriptions.