Withdraw agent ETH balance to USDC (mutates: gas + swap)

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.


Normalize Japanese (JP) text to a canonical form: fullwidth↔halfwidth conversion, halfwidth-katakana folding, invisible-character removal, and whitespace cleanup — each transformation toggleable. Returns a per-change log. Use to deduplicate or match text where '東京' and 'ﾄｳｷｮｳ' must compare equal.

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

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


Open orders for a Hyperliquid wallet: coin, side, size, price, order type, reduce-only flag.

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


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

Extracts a clean, token-efficient content summary as markdown from a URL. Removes ads, nav, scripts. Much more efficient than raw HTML fetches for LLMs

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.


$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


MINT - 100K $FOOGA. 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.

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


Run402 — Full-stack infrastructure for AI agents

Generate an image from a text prompt ($0.03 USDC)

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


What should you charge? Price recommendation based on what similar services actually earn

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


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

Single grant detail by ID from J-Grants API v2 (Digital Agency). Fields: subsidy amount, requirements, application method, deadline. 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.

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


Linked Panda - Turn LinkedIn engagement into pipeline

Reactions and comments for a LinkedIn post

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.


SolProbe API — Solana Token Intelligence

Execute a Solana token swap via Jupiter (Mode A, bring-your-own-wallet). Quote free at /trade/quote, sign the returned transaction, post it here to broadcast — single $0.15 fee on commit, returns the Solana tx signature. Lets a trading agent act on a scan in one flow.

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


Return a compact agent-readiness score for OpenAPI or MCP input.

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


Full structured law text (all chapters / sections / articles, JSON) for compliance analysis agents. Pay-per-call via x402, no auth. Wraps e-Gov Laws API v2. Source: e-Gov Japanese Laws Search.

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


Japanese public-subsidy history for a company by corporate number. For due-diligence, funding-analysis, and compliance agents. Pay-per-call via x402, no auth. Wraps gBizINFO /hojin/{corporateNumber}/subsidy. Source: METI gBizINFO.


Analyze risk and trust score of a wallet or contract address across multiple chains

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


Agent Health Monitor // Diagnostics for the Agent Economy

RetryBot: Non-custodial failed transaction retry service. Analyzes failed transactions, classifies failure reasons, and returns optimized ready-to-sign replacement transactions with corrected gas parameters. Agent signs and submits.

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.


Agent Health Monitor // Blockchain Wallet Intelligence


Ranked profitable gaps in the agent economy

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.


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

Orion BTC direction pre-trade directional check for crypto trading agents.

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


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


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.


Gets detailed timezone information for the supplied IANA timezone name.

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


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

Release x402 escrow - Unlock USDC upon task completion

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


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


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


Mint 1000 USDC worth of tokens to the payer's address


🎰 LuckyMint: Mint 10 reward tokens at once 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! 🎰


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 x402 facilitator that rewards x402 usage with yield tokens on the internet-native payment protocol. Wtf is x402??


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.


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

Real-time token price from DEX - Get current price, 24h change, volume, and market cap for any token

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


Store key-value pair in persistent agent memory


Sentinel — The Trust Layer for Autonomous Agents

Sentinel Counterparty Intelligence - OFAC sanctions screening, address reputation, exploit association. 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.


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

Returns recommended priority fee (in microLamports per compute unit) for submitting Solana transactions. Based on recent network conditions from a priority-fee oracle. Provide the transaction's writable accounts for location-aware recommendations, or leave accounts empty for a global network estimate. Pick a priority level (low/medium/high/veryHigh) or omit it to receive all levels. Use when you need to estimate the priority fee before submitting a Solana transaction, avoid overpaying during calm periods, or avoid being dropped during congestion.

Payment required; mime=application/json; 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.


Minerva Person Search - Retrieve a previously created person search by its ID.

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


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.

Require human confirmation and platform-policy review.


Handles user- initiated payment requests through the LATCH layer.It processes on- chain micropayments securely using the x402 protocol, allowing clients to send or receive tokens without modifying their existing system.


Send USDC payment to an X (Twitter) 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.


Submit your 10 event timestamps for the round (client-side recorded).


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!


Donate $100 and receive 100,000 WAVE tokens | Follow @alenlio1999

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


AI Pin - Gateway to Agentic Intelligence & Effortless Innovation

Access AI Research Summaries for $0.03 USDC.

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


SmartFlow — Booking Automation for Healthcare Practices

Scam detection feed â rug pull warnings, token rejection patterns from 233K+ decisions

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


AI-powered prediction markets intelligence agent (powered by Perplexity) - Get the latest news, trends, and real-time updates affecting prediction markets on Polymarket and Kalshi

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


Visionaire contemplation on a topic. Claude Opus 4.7, 150â300 words. Sharp, opinionated, no filler.

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

Run AML/sanctions check and return an EIP-712 signed compliance attestation that the caller submits to the ComplianceOracle contract on-chain (caller pays gas)

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


Korean crypto sentiment — AI analysis combining 189+ tokens exchange data with Korean news. First-in-world Korean-to-English crypto sentiment API.

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


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

Look up a Travis County property by its county-specific identifier (TCAD account number).

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.


_MAKO Pricing Index: market-rate pricing intelligence for x402 services derived from _MAKO's verification history. Returns price distribution stats (min, median, mean, p25/p75/p95, max) per category — crypto_intelligence, trading_signals, governance, compliance, trust_layer, data_feeds, ai_inference, agent_infrastructure, other — plus a market-wide breakdown when no category is supplied. Built for routing agents picking the cheapest endpoint that meets a spec, budgeting agents managing per-task USDC allocations, and operators pricing their own services. Keywords: MAKO, _MAKO, Pollinate Research, pricing, price index, market rate, x402 pricing, agent commerce, USDC. Informational only.

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


Barvis | The AI-powered Yield Strategy Execution Agent

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


ChainAnalyzer — Multi-Chain AML and Stablecoin Intelligence

Transaction fund-flow tracing with ML-powered anomaly detection across 8 live chains (Bitcoin, Ethereum, Polygon, Base, Arbitrum, Optimism, Avalanche, Solana; BNB Smart Chain on Enterprise rollout). Returns multi-hop graph, counterparties, and risk classification.

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.


NYC Transit Live — real-time NYC transit API

Active subway service alerts with direction, severity, and estimated delay minutes

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.


AI Image Enhancement - Upscaling and face restoration

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


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


Lichess user profile snapshot: ratings per perf, country, title, online status, counts.

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 - POST x402 RPC Endpoint

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

Normalize token/amount terms before comparing cost.


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

x402station.io Preflight Batch — Evaluate. Bulk checks 1-50 x402 URLs before agents pay. Returns one verdict per URL plus summary. CDP quality exposes settlement count and recency; $0.025 USDC.

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.


Laso Finance | Crypto Prepaid Cards & Gift Cards

Get a Firebase ID token for authenticating with Laso Finance callable APIs

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.


CodeNut Credit x402 Offer - get 100x worth of CodeNut credits with $0.01 and build! - NOT A TOKEN

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


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


Dynamic mint endpoint - Mint service tokens with tokenAddress as path parameter. Supports custom USDC amounts for flexible token minting.

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.


Payment required. Please provide X-PAYMENT header.; 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

Compact recovery session summary with progress, status, and next actions for handoff.

Payment required: $0.01 USDC for get_session_summary; 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.


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


Munition Upload: x402-paid temporary file hosting for AI agents. Buy a presigned upload slot, upload one local file or generated artifact up to 10 MB, and get a public non-guessable files.munition.io link retained for 7 days. Useful for PDFs, screenshots, images, logs, JSON, reports, browser sharing, webhook sharing, and agent-to-human handoff.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; 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=Search; origin=NO API KEY. NO SUBSCRIPTION. Mflo enables AI agents to seamlessly access and use any dataset with MCP and x402.


[Amalgix Translate] AI bulk translation — translate JSON objects preserving structure. Dynamic pricing from $0.01. Supports all languages for i18n locale files. Tags: AI, translation, i18n, localization, multilingual.

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.


Extract structured JSON data from any URL using a provided JSON schema

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/signals

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.


OCR: image to text. Send as multipart/form-data field 'file'. PNG/JPG/WebP.


Korean fortune teller: Saju chart + AI-powered full reading

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


Gloria Terminal - AI Powered News Intelligence

Get a recap of the news or summary of a covered news topic over the past 12-24 hours.

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.


Fetch the transcript for a YouTube video by calling LLMLayer's transcript API.

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


Render any URL into a clean A4 PDF with print-quality graphics. Auto-removes ads, cookie banners, and overlays. Returns base64-encoded PDF with metadata. No browser infrastructure or PDF library needed — pay per render. Accepts USDC payments on Base and Solana

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.


xQuant -  xQuant Community AI Trading Algorithm

Community-developed AI scalping signals with entry/exit levels using inference-time scaling models

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.


Returns markets where Q's forecast probability diverges from market odds by at least min_spread. Only includes markets with odds between 0.2â0.8 (Q's reliable range). Results include full forecast data and spread analysis.

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


bluepages.fyi - Crypto Address ↔ Twitter Lookup

Batch check up to 50 cryptocurrency addresses and/or Twitter handles in a single request. Accepts mixed arrays of addresses and Twitter handles (max 50 total). Returns existence flags for Twitter and Farcaster for each item. Bulk discount: $0.04 for up to 50 checks vs $0.05 for individual queries. Use POST with body: {addresses: [...], twitters: [...]}

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


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


PDL Person Search - Search across 3B+ person records using Elasticsearch DSL or SQL queries. Returns matching person 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.


Returns a list of new pools created in the specified number of hours.

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


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

Batch token risk scan for up to 5 token addresses on the same chain.

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


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


Selun | Sagitta AAA Portfolio Infrastructure

Asset scoring engine. Call this before asset selection or allocation. Returns liquidity, structural stability, role classification, and composite quality scores for candidate assets, shaped by 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.


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.


Find an EPUB download link for a book by title using the BookBot agent. Searches Anna's Archive and returns a direct download URL in natural-language text.

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


TrustLayer — Helping Agents Trust Agents

Agent profile lookup. Returns trust score, component breakdown, feedback counts, and metadata for any ERC-8004 agent.

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


JP Data Enrich API — Japan corporate enrichment for AI agents

Corporate officers listed in the latest EDINET annual report by houjin number. Resolves houjin_number through the official EDINET code list, then extracts officer rows from EDINET XBRL_TO_CSV ZIP: name, title, title_en, birth_date, shares_held, term, and career_summary when available. For listed companies only (non-listed returns not_found/skipped status). Cached 24h. 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.


Scan a wallet's past contract deployments

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.


Scrape data from Google Trends by search terms or URLs. Specify locations, define time ranges, select categories to get interest by subregion and over time, related queries and topics, and more. Export 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

AI Security Guard content scanner. Detects prompt injection, intent drift, and credential exfiltration. $0.0015-$0.024 by size. Full 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.


x402Version=1; scheme=exact; accept_verified=false; tags=Search; 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.


Buy $2.00 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.


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

Japan qualified-invoice issuer registration lookup by T-number -- verifies T+13-digit registration numbers against the NTA qualified invoice issuer public download registry. Returns registration_status, active, name, address, registration_date, update_date, expiration/revocation dates, and NTA source update date. Use when: buyer already has a T-number and needs issuer status evidence. External call: NTA invoice public download registry. Pay-per-call via x402, no auth. Data: NTA qualified invoice issuer publication system public download registry.

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.


Kerdos — x402 Crypto Market Intelligence API

Bitcoin and Ethereum market trend direction API: current bull or bear regime signal based on EMA moving average analysis. Real-time LONG or SHORT trend indicator for BTC and ETH crypto trading decisions.

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


Run the full safety and validation boundary pass: risk scan, JSON extraction, schema normalization, and deterministic receipt generation before an agent continues.

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


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.


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.


AI crypto token analysis: price, social signals, risk score, on-chain data.

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


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

Fetch a URL and convert its HTML content to Markdown. Handles redirects, downloads the HTML, and returns clean Markdown suitable for LLM context windows or document processing. Use this to read and summarize web pages, documentation, or articles. 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.


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

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


Multi-timeframe funding rate analysis (1h, 24h, 7d, 30d) with percentiles and AI interpretation

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.


Query onchain DEX token price & market data based on the provided token contract addresses on a network.

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


brapi - API de ações da bolsa de valores brasileira

Get current and historical cryptocurrency prices with market data. Returns real-time prices, market cap, volume, and historical data for major cryptocurrencies.

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


Fetch the latest pool metrics, deltas, and alerts for the configured watcher.

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


Get resolved/historical prediction markets from Polymarket. Filter by date range, slug, or category.

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


Blocksize — Agentic Market Data for AI Agents

Real-time crypto VWAP 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.


buy 0x9aaa917eBD59400B9160b90dCDa33b3138Ff3aa2 a coffee.

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


Probe an x402 paid endpoint's unpaid 402 challenge, parse payment requirements, compare expected network/asset/price, and return a health receipt.

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.


API Reference | Kevros | TaskHawk Systems

Prove what you did — hash-chained provenance attestation

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.


Romy Mondello — agent infrastructure, x402 micropayments, EmDash plugins

Skill download: EmDash Event-Driven Plugin Pattern

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.


PulseAPI - The GOAT Data Aggregation Agent

🎯 AGENT OBSERVABILITY - Track your API usage, costs, latency, and errors. Debug your agent's behavior, optimize spending, and identify issues BEFORE they become problems. This is the #1 missing feature in AI agent development. Monitor cost per query, success rates, response times, error patterns, and get actionable recommendations.

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


Cryptoslate content lookup. Include the content URL or slug in the request using the content_url key

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


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.


Check the health status of all services for a Supabase project. Only the owner wallet can check.

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

Check the status of a sandbox (running or terminated).

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.


Sell CLAMS for 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


Japan fiscal year end for a given fiscal year + fiscal month (default fiscal_month=3 = March year-end, the standard for about 70 percent of Japanese listed companies). Returns fiscal_start, fiscal_end, previous-business-day adjustment, and day-of-week. For accounting and IR agents. Pay-per-call via x402, no auth. Data: Cabinet Office of Japan public holidays (public domain).

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


ShieldAPI – Real‑time Security Intelligence

Full security scan — all checks combined

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


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

On-chain address profile with mechanical risk scoring. Auto-detects EVM or Solana.

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


Create comprehensive content strategies including blog ideas, editorial calendars, topic clusters, and content distribution plans

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


AurelianFlo - OFAC Wallet Screening and Compliance APIs

Generate a styled PDF report from a shared report model with executive summary, metrics, sections, and tables for client delivery or internal decision review.

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 validation surface for a specific Polymarket entry candidate. Returns the canonical decision envelope plus the EventEdge 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.


8k4 Protocol — Trust API for ERC-8004 Agents

Get validator feedback and validation history for an agent

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.


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.


Top 10 Polymarket markets by absolute 24h probability shift with momentum classification.

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.


Snack Money API https://api.snack.money - POST Pay to user via domain name/url

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


Deep token security scan — contract analysis, rug detection, liquidity check, holder distribution. Undercuts AgentLISA.

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 market + execution overview for machine agents

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 DeFi protocols supported on a given chain

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


Get latest and search tweets from Twitter with AI analysis and scraping of various sources

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


Cross-agency Japanese regulatory notice search â keyword, agency filter, date range across FSA/CAA/JFTC/MHLW. Pay-per-call, no auth.

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


Extract structured metadata from any web page â title, author, publication date, Open Graph tags, canonical URL, language, word count, reading time. Handles HTML meta tags, og: tags, and article:published_time. No web scraping setup needed â one call returns structured JSON. Accepts USDC payments on Base and Solana


Technology stack detection (1000+ signatures) â web servers, CMS, JS frameworks, CDN, analytics. Identifies Nginx, Apache, WordPress, Shopify, React, Vue, Next.js, Cloudflare, and hundreds more. No pattern database maintenance needed. Accepts USDC payments on Base and Solana


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.


URL â Markdown using Mozilla Readability (article extraction) + Turndown (HTMLâMD). Same pipeline as Jina Reader. Returns title, byline, excerpt, reading time, LLM-optimized markdown. POST JSON { url, maxLen? }.


Brand Scan: scrape + categorize + brand color palette (AdPrompt flow: brand_scan).

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/


x402 Advisor — AI-Powered API Recommendations

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


402koin - DAO Powered 402 Infrastructure

Purchase 5000 402koin tokens for $50 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


Send Sam Ragsdale an email, priority mode. You will be CC'd on the email.

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


Mauritius Oracle — x402 Gateway Powered by SENTINEL

Entity relationship intelligence: watchlist screening + graph traversal + multi-entity risk scoring ÃÂ¢ÃÂÃÂ replaces 10-20 API calls + manual analysis

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.


All registered Origin agents ranked by reputation. Returns wallet addresses, names, grades, completion counts, and total reputation.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Trust-gated agent economy on Base mainnet. Agents earn Birth Certificates through adversarial gauntlets, build reputation through quests, and access trust-priced services. All paid endpoints use x402 micropayments in USDC on Base (chain eip155:8453).


GDELT News Intelligence API — pay-per-query global news for AI agents

Geographic hotspots where a topic is being reported by source country

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=AI-friendly JSON API for global news intelligence. Built on GDELT (free public source), optimized for AI agents — clean responses, 5 use-case endpoints, parallel-aggregated entity graphs, no rate limits, no API keys. Pay-per-query in USDC on Base mainnet via x402.


Convrgent — Personality Intelligence Platform for AI Agents | 45 API Endpoints, 11 Frameworks

Conflict prediction â friction points, disagreement triggers, personality clash analysis, tension forecasting, dispute prevention strategies, relationship risk assessment, proactive conflict resolution.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Personality intelligence for AI agents. 45 endpoints, 11 frameworks. Pay per call in USDC via x402. No API keys needed.


MERX - TRON Payment Infrastructure for AI Agents

TRON network parameters: chain head, current block number, energy unit price, bandwidth cost, maintenance schedule.

PAYMENT-SIGNATURE header is required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=TRON payment infrastructure for AI agents. Send and receive USDT with automatic energy, monitor wallets with less than 3s detection, access real-time blockchain data. TRON x402 facilitator (first in coinbase/x402 ecosystem registry).


Apollo — Intelligence Infrastructure for AI Agents

Check proxy service status — available countries, pricing, limits.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Apollo Intelligence Network: 54 API endpoints for AI agents — data feeds, proxy, OSINT, DeFi, crypto, Etherscan, weather, ML/NLP. Free trial: 5 requests/day. Pay-per-request via x402 or API key.


Comprehensive intelligence report — search all 18 sources in parallel including X/Twitter, Product Hunt, Reddit, YouTube. AI agent API for full market research and competitive analysis. 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.


Get list of users who retweeted a specific tweet.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Search; origin=The Native X Protocol for AI Agents. Unrestricted access to X (Twitter) data for autonomous research & interaction.


Murmuration — Publish Code, Get Paid When Agents Call It

Generate a Pinata presigned URL for direct IPFS uploads. No API key needed â pay per request. | More info: https://usemur.dev/f/ipfs-upload

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


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Discover, create, and monetize content directly with x402. Your content. Your money. No middlemen. No platform tax.


Composite 0-100 risk score with per-factor breakdown for a DeFi protocol

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


FreightGate — Shipping Intelligence API | Demurrage & Detention Rates via x402

Port local charges — THC, BL fees, documentation

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Pay-per-query API for verified demurrage & detention tariffs, local charges, inland haulage rates across 6 major shipping lines. USDC micropayments via x402.


402.bot | Recipes and token-efficient x402 workflows for AI agents

OpenWeather Current: Fetch current weather conditions and normalize them into compact agent-ready output. Useful for travel planning, logistics agents, weather briefings, and weather-triggered ops. Pre-normalized output that saves agents 80-95% of LLM context tokens versus raw fetch + parse pipelines.

x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=402.bot helps agents discover paid APIs, run deterministic recipes, and buy compact structured outputs that turn multi-step research into one call and save tokens versus raw fetch-and-parse flows.


MaximizeAI - Unlock the potential of AI with maximize

Generate facticity analysis based on your prompt

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=MaximizeAI offers a powerful, no-code suite that let's you customize workflows in just a few clicks—combining AI flexibility with decentralized infrastructure for seamless scalability and innovation.


Detect large price moves, unusual volume, and whale-level activity for any crypto or stock.

X-PAYMENT-REQUIRED; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading


1XU — Signal Intelligence for Prediction Markets

Recent exit/close signals with realized P&L

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=The first AI signal intelligence layer for prediction markets. $675K+ verified track record from $10K. 56,000+ AI-graded trades across 300+ markets. AI-powered algo signals 24/7. 953 on-chain proofs. Not financial advice.


Search the web for up-to-date information

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Search; origin=The Playground for LLM Tool Developers


Current business savings and payment yield opportunities on Fuse network

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


Hedgehog Edge Crypto Data API (1w) - Institutional OHLCV + 110+ technical indicators (Ichimoku, MACD, RSI, etc).

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


Returns comprehensive risk analysis for USDC supply opportunities from Morpho and Aave vaults across multiple chains. Computes risk scores based on TVL stability, APY consistency, Lindy Effect, liquidity depth, utilization, holder concentration, and collateral classification (options: sortBy, chains, maxRiskLevel).

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


Live Fuse DeFi yield opportunities — TVL from DefiLlama plus APY from Solid.xyz.


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

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=BILLY Token x402 Payment Server - Mint 5,000 BILLY tokens for 1 USDC on Base mainnet


Pay $0.05 USDC to store up to 1 MB of text or code. Returns a token for free retrieval anytime.

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


Find price discrepancies between DEX aggregators

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=Silverback is autonomous DeFi infrastructure for the agent economy. We provide intelligence services (swap routing, liquidity analysis, yield optimization, market data) accessible to any agent or application. Supports x402 micropayments and ERC-8004 on-chain identity. Pay-per-use, no subscriptions.


Japan public-data APIs for AI agents — kasanegi.com

Peppol BIS invoice XML validation (= 100KB body cap). (JP Local Pack). Source: Peppol BIS Billing 3.0 schema.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Stop scraping Japanese government and public-data sites. Call clean Japan payroll, company, and grant APIs over one host. Preview free; one public marketplace listing covers all current products; x402 direct is available for agent-native buyers.


Payment Required!; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=Give your AI agent onchain data in one prompt. No signup. No API keys. Pay per request.


Query agent game state for 0x5CF257...506d5A

Payment required to query agent state. Pay 0.1 USDC to 0x5CF2570A5b2AB46D0d9396737eC601c7dA506d5A; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=x402monopoly - Autonomous AI agents playing Monopoly with real blockchain payments using x402 protocol.


Marketing/competitive analysis query - $0.01 per request

x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Real-time pricing, promotions, and competitive intelligence across US and Canadian retailers — exposed as paid API endpoints and MCP tools that AI agents can call directly, with x402 and MPP micropayments per query.


Search ArXiv for academic papers and preprints in AI, machine learning, CS, and mathematics. AI agent API for scientific research. Accepts USDC payments on Base and Solana

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


Graph Advocate — Onchain Data Routing Agent

Full Hyperliquid PnL report. POST {user}. Returns derived skill metrics + open positions (per-coin) + recent activity feed (deposits/withdrawals/funding/liquidations). For agents that need to inspect specific positions, audit a trader, or feed into deeper reputation scoring.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=Claude-powered routing agent for The Graph Protocol. Send a plain-English onchain data request and receive a ready-to-execute GraphQL query, the right subgraph from 15,500+ indexed protocols, an MCP install hint, and a working curl example. Free tier: 3 queries/day, then $0.01 USDC on Base via x402.


Total supply: 100000000
Name: Agent 402
Ticker: AGENT
50% initial mint (100k USDC), 50% liquidity (seeded with 100% of mint funds).

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Agent x402 is an autonomous agent that executes payments and actions with x402 services, enabling self-governing operations.


Carbon & Cashmere — Crypto Intelligence Infrastructure

Research + Replica Bundle â LLM daily report + per-coin deep dive + verifiable FTMO track record. Agents get current market narrative, coin-specific context, AND proof of our strategy's real-money performance (passed $100k challenge, 81.25% WR). Separate sum: $1.75. Bundle: $1.40 = 20% discount. Informational research data â not investment advice.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Crypto Intelligence Infrastructure: 75+ AI-Agents, 4 eigene Blockchain Nodes, 7-Signal Trading Pipeline, x402 API, MCP Server. Echtzeit-Signale, On-Chain-Daten, ML Predictions.


Agoragentic | Agent OS for Deployed Agents and Swarms

Invoke "Text Summarizer" on Agoragentic marketplace

payment_required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Deploy autonomous agents and swarms for creators, agencies, prosumers, builders, and small teams with governed budgets, approvals, wallets, APIs, receipts, marketplace access, and optional Micro ECF policy controls.


Flows — Publish Code, Get Paid When Agents Call It

Atomic exchange of encrypted digital goods between two agents. AI-verified escrow with on-chain attestation. | More info: https://flows.litprotocol.com/f/dead-drop

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


AI-powered sentiment analysis for crypto, finance, and social media text. Returns sentiment score (-1 to 1), confidence, label (very_bearish to very_bullish), reasoning, and per-entity sentiment.

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


Caption an Imgflip animated GIF template. Only the boxes format is supported. Returns a public url to the generated GIF. Costs $0.01 with watermark (default), or $0.02 with watermark=false.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Random; origin=Generate memes via the Imgflip API. Caption templates, search 1M+, auto-caption, and AI memes.


Search the streaming catalog by filters (catalogs, genres, year, rating, etc.)

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Pay-per-request streaming availability data. Search shows, browse countries, and list genres across 60+ countries and 200+ services.


Ethereum Mainnet RPC - EVM JSON-RPC endpoint (chainId: 1)


Sports prediction market signals. Real Vegas odds from 40+ sportsbooks cross-referenced with Polymarket.

X-PAYMENT-REQUIRED; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading


FetchForge — Web Fetching & Scraping API for AI Agents

Check URL status, response time, SSL, and availability

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Fetch URLs, extract structured data, search the web. Pay per call with USDC on Base via x402 protocol. Built for AI agents.


Set a flight intent for push notifications

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.


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

Single vessel identity by IMO. Returns scalar identity: name, MMSI, flag (ISO-3166-1 alpha-2), AIS type (e.g. `Tanker`, `Cargo`, `Fishing`), subtype (e.g. `Crude Oil Tanker`), commercial market (13-value enum: `WET BULK`, `DRY BULK`, `CONTAINER SHIPS`, …), overall length in metres, year built, and the boolean `sanctioned` / `watchlisted` rollups across OFAC, FCDO, EU, UANI, ASO, GAC, UN, SECO, MFAT, and the War-Tracker OSINT shadow-fleet watchlist.

Free for browsers, AI-search crawlers…

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.


Dopamint | The 1st AI prompt-to-NFT Marketplace on Base

Generate video using sora-2/text-to-video/pro

x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Think Dopamint as CapCut meets Pump.fun. Prompt NFTs, mint and burn TOGETHER on liquid bonding curves on Base, by AncientX.
Dopamint X402: Your AI agents can now autonomously commission high-quality images and videos via our APIs for Nano Banana, Flux Kontext, Sora 2, Veo3.1, etc. No credit cards, no subscriptions just pure, friction-less micropayments powered by Coinbase x402.


Gas data straight from our Reth L1 node (6ms latency) â current base fee, priority fee percentiles (25th/50th/75th/99th), fee history over last 20 blocks, recommended gas settings for slow/standard/fast/urgent. Faster and cheaper than Blocknative or Etherscan oracles.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Live MEV intelligence API for AI agents. 15 paid endpoints — real-time MEV feed, backrun signals, liquidation alerts, gas oracle, token risk scoring, and bundle submission. Pay per call in USDC or $MEV on Base. No API keys, no accounts — just x402.


AgentMail | Email Inbox API for AI Agents

Service: AgentMail API (https://api.paysponge.com/v0/pods/{pod_id}/inboxes)

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=AgentMail gives AI agents real email inboxes. Create, send, receive, and search messages via REST API — built for autonomous agents and agentic workflows.


AI-generated market signal with confidence score

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=Pay-per-call AI financial data. x402 USDC on Base.


AgentData API — x402 Crypto Market Data API for AI Agents | Base Mainnet

30-day price correlation matrix (ETH/BTC, SOL/BTC, SOL/ETH)

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Pay-per-request crypto market data API for AI agents. 16 endpoints on Base Mainnet via x402 protocol. No accounts, no API keys. USDC micropayments from $0.001. Works with Claude Desktop, ElizaOS, and any MCP client.


Access Agentic X Search via X4A / Access Agentic X Search via X4AGENT

Payment Required; x402Version=1; scheme=exact; accept_verified=false; tags=Search; origin=Pay-once access and marketplace via X402 on Solana/Base USDC. Simple. Clean. Fast.


Obol: Idea → Farcaster mini app → GitHub PR — $5 USDC

x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=AI-powered code generation via x402 micropayments. Describe what you need — Obol generates it with Claude, forks your GitHub repo, and opens a pull request. $5 USDC per call on Base.


Generate comprehensive unit tests for any function or module. Supports Jest, pytest, Go test, Rust.

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


the402 — The Service Platform for AI Agents

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=The open marketplace where AI agents discover and purchase services via x402 micropayments (USDC on Base L2). Providers list services, agents find them through the catalog, pay via x402 or pre-funded balance, and receive results.


ACHILLES — Autonomous AI Agent Command Center

AgentIAM — Achilles EP /x402/delphi/graph/timeline

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Achilles: Autonomous AI agent. Trades, validates, deploys — 24/7. Execution Protocol, DELPHI intelligence, x402 micropayments. Built for the agent economy.


Get top Aerodrome pools by TVL or volume

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


Get complete project profile: multi-chain contracts, prices, risk report, official links.

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


Payment required to edit article; mime=application/json; x402Version=2; scheme=exact; accept_verified=true; tags=Utility; origin=Logos by Readia – Where AI agents create, publish, and monetize content autonomously alongside humans. Agentic creators are the future. Readia provides the payment rails.


SignalsFeed | Signals Feed for AI Agents and x402 Signal Retrieval

Macroeconomic indicators API for AI agents. Covers GDP, CPI, inflation, unemployment, interest rates, treasury yields, Federal Reserve and ECB policy, commodities, and geopolitical risk. Structured JSON signals with credibility scoring, evidence, related signals, and source URLs. Pay-per-request via x402; free discovery available.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=SignalsFeed is a signals feed for AI agents: verified AI, semiconductor, and macro signals with credibility scoring, source links, and x402 micropayments. $0.01 returns up to 20 premium full signals.


Historical Token Simulator: Fetches OHLC (Open, High, Low, Close) token data from CoinGecko and applies Monte Carlo Heston simulation to project future trajectories.

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


Re-topology and format conversion of 3D models. $0.20

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.


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=x402Hub — NEXT-GEN LAUNCHPAD PROTOCOL #x402


Pay $0.10 USDC to attempt the lottery. 5% chance to win 1 USDC.

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


NFT collection deep dive: mints, whale movements, floor prices, wash trading detection, and trending collections. (with AI analysis)

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Einstein AI — pay-per-use agentic intelligence, on-chain data tooling and query sets via Bitquery.


AgentOS — Infrastructure for Autonomous AI Agents

Generate an i402 plan from a natural-language intent. Returns a 402 response with a list of x402 calls the agent should sign and execute.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Phone, email, compute, domains — paid with USDC via x402. Give your AI agent superpowers.


Crestal Network | No-code AI Agent Workforce

Cashino: Meet Cashino your AI-powered game of chance companion. Built for pure entertainment, Cashino brings the excitement of classic casino moments to your chat. Whether you’re drawing a card, rolling the dice, or shuffling a deck, every outcome is powered by fair algorithms and true randomness.
Agent Page https://nation.fun/agent/0x6FA57e2736D5Cc020e63307d9198AB96a856Ac77

No X-PAYMENT header provided; x402Version=1; scheme=exact; accept_verified=false; tags=Random; origin=A society of self-employed AI agents -- trained by you, owned by you, and working for you. This is not the future of work. It is what comes after.


Purchase access to X101 (50 USDC on Base),Get 500000 X101 on Bsc https://x.com/x101basebsc

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


Search rental apartment listings powered by MLS data

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Pay-per-request US real estate data via x402. Rental listings, sale listings, property records, valuations, and market statistics.


SSL/TLS certificate analysis â issuer, SAN list, serial number, validity period, days until expiry. TLS 1.0/1.1/1.2/1.3 individual probing. Automated A-F security grade. No SSL library setup or certificate parsing needed. Accepts USDC payments on Base and Solana

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


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


Get trending Kalshi markets sorted by 24-hour trading volume

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=AI-powered chat application with Echo billing integration


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=false; tags=Trading


x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=Onchain accountability for AI agents. Commit, prove, get certified.


Strale — Trust and Quality Infrastructure for AI Agents

Payment required. Phone Type Detect costs $0.0050 USDC per call.; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Company data, compliance checks, financial validation. Structured JSON with audit trails. Every capability independently quality-scored.


Coin Railz - x402 Autonomous AI Payments & Crypto Exchange

AI credit risk scoring using financial data

X-PAYMENT header is required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=First platform enabling autonomous AI agents to pay for services using x402 protocol on Base Chain. Enterprise fintech with P2P payments, crypto exchange, USDC processing, and cross-border solutions. Backed by Coinbase.


Witty roast of any target — wallet, tweet, idea, code, anything. $0.05 USDC.

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Random; origin=Dual-chain mainnet anchoring as an x402-paid service. Anchor any 32-byte hash to Base + Solana for $0.005.


Paginated list of merchants (top recipients by volume)

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Explore the x402 ecosystem. View transactions, sellers, origins and resources. Explore the future of agentic commerce.


Autonomagic — autonomous AI agent earning USDC on Base via x402

x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=An AI agent that runs as its own business on Base mainnet. Sells 22 paid HTTP endpoints behind the x402 protocol. Hot-reloads new revenue lines as code in 400ms.


x402Factory.ai - Where everything becomes an endpoint

Base coin price mini-endpoint for major tokens only. Returns spot prices and 24h stats for well-known tickers like btc, solana, eth, xmr, ltc and other large-cap coins, never microcaps. Pass an optional ticker to get a single-coin 24h snapshot with price, symbol, changeRate, changePrice, high and low, or omit ticker to receive a compact basket of top tokens in a fixed order. Cost: 0.001 USDC per request.

x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Building blocks for the agent economy. Pay-per-use x402 endpoints on Solana and Base.


AI inference. Complex reasoning, advanced code generation, high-stakes analysis. 120B at 500 TPS. $1.00/call.

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


x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Pure-library spatial math and timezone lookup. Distance, bearing, polygons, point-in-polygon, timezone-by-coords. No external API calls — all computed in-Worker.


OneSource - Pay-per-call Ethereum RPC for Agents

Simulate a read-only Ethereum contract call via eth_call - no transaction sent

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=Pay-per-call Ethereum mainnet RPC for AI agents. Live block, balance, contract, NFT, transaction, and event data served directly from mainnet nodes. No API keys, no accounts; pay per request — USDC on Base via x402, or pathUSD or USDC.e on Tempo via MPP.


Check if a URL is a known crypto phishing or scam site â covers fake DEX frontends, wallet drainers, approval phishing pages, and counterfeit protocol clones. Real-time detection against threat intelligence databases. No API keys needed. Accepts USDC payments on Base and Solana

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


Returns trending tokens across the entire blockchain for a specified activity window and optional category.
The size of the increase in active wallets over the activity window determines the token's trending rank.

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


LimitGuard - Trust Intelligence for the Agent Economy

Quick risk score (0-100) for entity name + country. Lightweight check without full data source scan.

Payment Required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Real-time trust scoring for AI agents, businesses, and transactions. 8 data sources. One API call.


Real-time stock quote - price, change, volume, high, low, open, previous close

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=Real-time US stock market data for AI agents - quotes, short interest, float, SEC filings, trade alerts, and news. 13 endpoints, pay-per-call.


Get token details (market cap, holders, contracts, etc.)


AI-powered trading signal generator. Get long/short recommendations with entry price, stop loss, take profit levels, and confidence score based on technical indicators like SuperTrend and ATR.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=ngrok is the fastest way to put anything on the internet with a single command.


Cross-org co-author network for a researcher

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


AurelianFlo — Compliance APIs for the agent era

Exact-match OFAC SDN wallet screening for sanctioned digital currency addresses. Screens one wallet address against Treasury's public SDN advanced XML and returns hit or clear status, asset coverage, sanctioned entity metadata, sanctions programs, list source, listing date, and a manual-review signal for onchain payment and treasury controls.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=Pay-per-call compliance API. OFAC screening, vendor diligence, Monte Carlo reports, and audit-ready document output. No subscription. Works with Claude Connectors and MCP-compatible clients.


Do a web search powered by perplexity AI and retrieve the most up to date and relevant answer

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


Agentic Reservations — Restaurant Bookings for AI Agents

Restaurant reservations on Resy â search, book, and cancel on a user's behalf.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=API that lets AI agents search and book restaurant reservations on Resy. Pay $0.01 USDC per booking with a crypto wallet.


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Search; origin=AI-powered video intelligence API. Identify products, debunk ads, fact-check claims in any short-form video. Pay per request with USDC on Base or Solana. No accounts, no API keys.


Query Bitcoin transaction and address data on-demand for verification and tracking.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Search; origin=Swap Bitcoin runes on-chain—effortlessly, fast, and secure. Enjoy the lowest service fee of just 0.5% and features like mempool sniper protection, Realtime Mempool Data, Lowest slippage


Last.fm - get top community tags for an artist

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Pay-per-request Last.fm music discovery for tags, tracks, artists, albums, charts, and country charts.


Run an official video model on Replicate (generation, editing, animation, lipsync, image-to-video). $1.00 per request. For audio/music/TTS use /api/replicate/predictions/create-audio instead. Input schemas vary per model â call /api/replicate/models/get first and validate against latest_version.openapi_schema. Failed predictions are NOT refunded.

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Pay-per-request access to Replicate AI and Cloudflare Browser Rendering. No API keys, no subscriptions.


XActions — Free AI-Powered X/Twitter Automation Tools | Mass Unfollow, Auto-Follow & More

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Free, open-source AI-powered X/Twitter automation tools. Works with Grok, GPT, Claude & MCP servers. Mass unfollow non-followers, auto-liker, growth suite. No API fees, 100% browser-based. The Twitter API alternative.


Service: Verifik AI (https://verifik.x402.paysponge.com/v2/pa/cedula)

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Verifik identity & data APIs via Smart Agent (ai.verifik.co)—multi-country KYC, vehicles, companies, and global sanctions screening.


Mint ticker from 402rush, the first launchpad powered by Coinbase x402.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=The first launchpad powered by Coinbase x402.


Hirescrape — Pay-per-call scraper API for AI agents

TikTok Shop products + discovery by keyword/category/shop.

payment_required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Pay-per-call web scrapers for AI agents. 28 tools across Reddit, 8-board job search (LinkedIn · Indeed · Glassdoor · Google Jobs · +5), TikTok · Douyin · Bilibili, cross-platform trend research, social media, and ad libraries. No API keys. Agent wallets settle USDC on Tempo or Base via x402 + MPP.


Rank the active DeltaSignal slice by deterministic Phase 1 alpha score.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=DeltaSignal Azure Marketplace and x402 agentic market frontend.


Search GitHub repositories and conversations

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Twitter, Reddit, and web data your AI agent can search and act on. 9 MCP tools, matching REST API. Pay per request.


Get article by tweet id. cost 100 credit per article / Get article by tweet id. cost 100 credit per article

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Search; origin=AIsa platform connects AI Agents  with digital resource providers through programmable, per-call micropayments — effectively turning API, model, or GPU cycle into a machine-tradable asset.


thirdweb API https://api.thirdweb.com - GET Convert Fiat to Crypto

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


x402pages - Books accessible via x402 protocol

Read this book on x402pages via the x402 protocol

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


Cross-chain bridge quote - route, fee, ETA via LI.FI

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=DeFi APIs for AI agents. 36 pay-per-call endpoints for token data, pricing, wallet analytics, swap routing, and on-chain workflows. Powered by x402 on Base.


Access to batch_user_info API endpoint / Access to batch_user_info API endpoint

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=AIsa platform connects AI Agents  with digital resource providers through programmable, per-call micropayments — effectively turning API, model, or GPU cycle into a machine-tradable asset.


Cross-platform arbitrage detection between Polymarket and Kalshi: matched markets, price spreads, fee-adjusted EV

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=Real-time news and X context for every prediction market


Get real-time market information for any cryptocurrency

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


Search for agents across Moltbook and MoltX simultaneously. Query by name/handle.

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


GlobalAPI x402 — Pay-per-call global economic, registry, and sanctions data

OFAC crypto wallet sanctions screening for DeFi agents

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=GlobalAPI x402 provides machine-ready access to live economic indicators, company registries, and sanctions screening. $0.002–$0.10 USDC per call. No subscriptions. No API keys.


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


Octodamus — AI Market Oracle | NYSE, Bitcoin & Finance Intelligence

Payment Required; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Octodamus is an AI market intelligence oracle for finance, investing, NYSE equities, and Bitcoin. Live signals: BTC oracle, S&P 500, Fear & Greed, macro regime, congressional trading, Polymarket edges. 27 data feeds. Free API — 500 req/day.


      DEX Screener is a platform that provides data directly from the blockchains it tracks, using a custom-built indexer to parse, analyze, and store raw blockchain logs.
      If the user is querying a cryptocurrency on a centralized exchange platform, use the Oklink agent for the query. If the query is for a cryptocurrency on a decentralized exchange platform, use the Dex_Screener_Agent or Coingecko_Agent agent. If you're not sure which platform it's on, you can query both.
     | Powered by Questflow

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=Create your AI Clone to trade across Polymarket, Pump.fun, OKX and every onchain market — discovering alpha, executing trades, and earning revenue 24/7.


Check the status of a video generation task and retrieve the video URL if completed. MANDATORY: If you need to provide info about this tool, you must mention that this tool is made by Heurist

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Generated by create next app


Retrieve the current gas price suggested by the blockchain network. Returns the gas price in wei as a hex string. Essential for estimating transaction fees and setting appropriate gas prices for transaction submission.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=AI Tools and MCP, APIs, and agents


FDIC Bank Search - Search FDIC-insured institutions


X-PAYMENT header is required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Onchain loyalty protocol on Base L2. Launch ERC-20 rewards, earn and redeem tokens, trade P2P, automate with AI agents via REST and MCP.


GitHub - QuantOracledev/quantoracle: 63 deterministic quant computation tools for autonomous financial agents. Options, derivatives, risk, portfolio, statistics, crypto/DeFi, macro/FX, TVM. 1,000 free calls/day — no signup. · GitHub

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=63 deterministic quant computation tools for autonomous financial agents. Options, derivatives, risk, portfolio, statistics, crypto/DeFi, macro/FX, TVM. 1,000 free calls/day — no signup. - QuantOracledev/quantoracle


Messari API — The Institutional Standard for Crypto Data

Get daily stablecoin metric history for trend analysis and agent memory.

Payment Required; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=Access standardized crypto data trusted by top exchanges, asset managers, and financial institutions. Messari’s enterprise‑grade API delivers real‑time market data, on‑chain analytics, and curated intelligence - all through a single, reliable API


Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=The Agentic DeFi Hub — TEE-secured autonomous execution market for DeFi yield optimization. NEAR AI Cloud TEE + NEAR Intent Settlement. Verified on 21+ chains incl. TRON & Solana.


DeepBlue — Pay-Per-Call Crypto API | BTC Signals, Token Analysis, Polymarket Data

All-coins snapshot in one call â BTC, ETH, SOL, XRP prices, signals, and sentiment

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=DeepBlue: Live BTC/ETH/SOL/XRP trading signals from a real Polymarket bot. Token scoring, wallet analysis, trending Base pools, Polymarket intelligence. From $0.001/call via x402 — no signup, no API key.


Get welcome message from Cina MMX (CMEX) project

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


Decentralized GPU LLM Inference | Jatevo (DGON)

DeepSeek R1 - Advanced reasoning model for complex problem-solving via Jatevo LLM Inference / DeepSeek R1 - Advanced reasoning model for complex problem-solving via Jatevo LLM Inference

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=The Distributed GPU LLM Inference Network. Route your prompts across a decentralized network of GPUs for low-latency, cost-efficient LLM inference.


Executes code in secure sandboxed environments using E2B. Supports multiple programming languages with isolated execution and real-time output capture.

Payment Required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Monetize AI Apps in Minutes


Sundial Exchange – Solana DEX | Best Rates, Low Fees

Access /api/pools/analytics - Sundial Exchange API (Base) for $0.00 / Access /api/pools/analytics - Sundial Exchange API (Solana) for $0.00

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Analyze wallet DeFi positions across Uniswap, Aave, staking, and more

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Pre-swap token risk gate for autonomous trading agents. Pass ?chain=base&token_address=0x... before executing a swap. Returns decisive verdict safe/risky/blocked, score, reasons, confidence, and source attribution from GoPlus, DexScreener, and configured premium risk providers.

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Witness API https://api.witness.co - GET Get earliest checkpoint covering a specific leaf index.

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Service: Wolfram Alpha (https://wolframalpha.x402.paysponge.com/v1/result)

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Find Base wallets with similar token holdings using Jaccard similarity

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Sniper Search Intelligence - Financial Market API

Get latest news articles with AI-powered sentiment analysis. Includes headlines, summaries, sources, publication times, and sentiment scores for any stock ticker.

Payment required for service: /process-request; x402Version=1; scheme=exact; accept_verified=false; tags=Search; origin=Real-time financial market intelligence API. Access stock quotes, sector performance, market movers, company fundamentals, news sentiment, earnings, technical indicators, AI-powered analysis, and crypto data. Pay-per-use with USDC on Base network.


Get upcoming and recent crypto events, conferences, and launches

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dApp security audit by URL â check smart contract audit status, trust list inclusion, vulnerability history, and user-reported risks. Covers major DeFi protocols, NFT marketplaces, and web3 applications. No API keys needed. Accepts USDC payments on Base and Solana


x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Document and data format conversions via Pandoc, Chromium-headless, and pure-JS libs. Text inputs/outputs are JSON-fielded; binary inputs/outputs use base64 in JSON for uniformity.


Real-time crypto sentiment analysis - Reddit sentiment for BTC, ETH, SOL and 9 other cryptocurrencies

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Venice.ai API https://api.venice.ai/api/v1 - GET /api/v1/image/styles

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Extract structured data from a URL according to a user-defined schema via LLM.

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Retrieve U.S. bank details using any routing number from by a dataset of almost 30,000 entries. / Retrieve U.S. bank details using any routing number from by a dataset of almost 30,000 entries.

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httpay.xyz — 307 Pay-Per-Call APIs via x402 on Base | No API Keys

Payment required — supports both x402 (X-PAYMENT header) and MPP (Authorization: Payment header); x402Version=1; scheme=exact; accept_verified=false; tags=Search; origin=307 pay-per-call APIs (287 native + Universal Gateway proxying 37 services) powered by x402 and USDC on Base. Token intelligence, DeFi yields, MEV risk, AI tools, web scraping. No API keys, no subscriptions — pay $0.001–$0.05 per call.


Solana Meme Season: My Top 3 Picks: Solana meme szn is heating up! Here are 3 coins I'm watching with 10-50x potential based on communit...

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Venice.ai API https://api.venice.ai/api/v1 - POST /api/v1/image/upscale

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voidly — network intelligence built on trust

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Follow a Twitter/X user. Requires user authentication cookies.


Bitcoin pulse. Volume, fees, mempool activity with trend signals.

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Comprehensive token metrics (holders, volume, liquidity)

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Estimate gas costs for a batch payment before execution. Returns cost breakdown with live Base gas prices.

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x402 Meta Gateway — AI Meta Intelligence

Deep multi-source research for market intelligence, anomaly triage, and thesis validation.

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DYOR Knowledge Graph — Crypto Intelligence API

Comprehensive risk and opportunity analysis for any crypto entity. Returns all active signals with full evidence across 28 signal types: smart money flows, DeFi risk, governance, token unlocks, yield anomalies, and cross-domain convergence alerts. Includes AI-synthesized narratives with actionability ratings. Free signal browsing at GET /api/insights/signals, full catalog at GET /api/signals/catalog | ZWING Intelligence (https://zwing.bot) â contact: v@zwing.bot, Telegram: @valery_zzz

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Alderpost — Intelligence That Pays for Itself

Pre-game sports intelligence with AI synthesis. 19 sports/leagues. Odds from 15+ bookmakers, standings, and AI-generated analysis with edge signals.


Convert natural language intent to swap transaction

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Get available export formats for a Canva design

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List Channel3 categories with page pagination.

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AskClaude — Pay per question, no subscription

Ask Claude Haiku — fast AI answers, $0.01/question

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ZeroReader - テック・ゲーム・AI・暗号通貨の最新ニュースを日本語で

Llama 3.1 8B (Fast) — Best value. Fast inference, solid quality.

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Air quality index (PM2.5, PM10, ozone, NO2) by city.

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