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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=Calm Your Requests and DREAM


Buy 5 USDC worth of ZoCo  tokens 0x3BC7b260b1e0c353C469cE4C4087848DFFef6B07

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Zoltronical Coin is a coin to honor those friends who are dope as F even though they didn’t call this week and now I cry like baby with no apple pie but now they are calling so happy face for me.

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


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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=The fun and innovative spirit of Base! 🐕🔵 Chewdoge adds a playful touch to the blockchain world while connecting the crypto community through Base’s security, speed, and simplicity. Perfect for both investors and meme culture lovers — Chewdoge is ready to grow, have fun, and make noise across the Base ecosystem. 🚀


Mint 5000 PONG tokens for 1 USDC. Returns request ID after payment. Cap: 100k USDC, 100% to LP, no team supply. Pure meme token with no utility. No refunds. Use at your own risk.

No X-PAYMENT header provided; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Mint 5000 PONG tokens with x402 payment protocol. Pay 1 USDC on Base mainnet. 100% of proceeds go into LP. Pure meme token with no utility.


Korea Filings — Search Korean disclosures by name, pay per call in USDC

AI summaries for the most recent DART filings of a Korean ticker

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Search 3,961 KRX-listed companies for free, pay per call for AI-summarized DART filings in USDC via x402 on Base. Built for autonomous agents — no API key, no signup.

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


Access to prediction features, get insights and suggestion from our AI.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=AIxBET empowers AI-agents with X402 USDC micropayments to access Polymarket prediction signals, insights, and outcomes autonomously.


Private stablecoin-to-Bitcoin settlement instructions for agents.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=Stablecoins in. Bitcoin out.


Orac Safety Layer — AI Agent Security API

Audit skill source code for security vulnerabilities

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Paid security APIs for AI agents: prompt injection detection and skill code auditing. x402 micropayments on Base and Solana.


Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=Basaltsurge is a full‑stack crypto commerce platform: multi‑currency payments (USDC, ETH, cbBTC) on Base, the x402 agentic payment standard, Google's Universal Commerce Protocol (UCP), instant receipts & QR terminals, on‑chain split releases, shops, loyalty, and whitelabel partner containers.


AI chat completion from Outcry activist mentor

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Outcry is a strategic advisor for organizers. Run deep campaign conversations, sharpen political analysis, and move from theory to practical action.


dTelecom STT — Real-Time Speech-to-Text API

Extend an active STT session with additional minutes.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Production-grade real-time speech-to-text for AI agents. Pay with USDC via x402. No API keys, no accounts. $0.005/min, 99+ languages. Built on dTelecom DePIN.


aurabots.fun - Create AI Agents with Payment Gating

Payment for uploading an aurracloud agent avatar

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Create and deploy AI agents with payment gating. Terminal-style agent marketplace.


Agent ecosystem trends: category breakdowns, newest services, x402 adoption stats across 5 registries

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


TOP GUN — GEO-Lens | Brand Visibility Auditing for LLMs

Payment Required; x402Version=1; scheme=exact; accept_verified=false; tags=Search; origin=TOP GUN GEO-Lens audits how brands appear across LLMs, AI search, answer engines, and recommendation systems.


Payment required to access this resource

x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Preview transaction outcomes before execution - gas costs, asset changes, and failure prediction across 7 EVM chains


AzurSafe x402 | The risk layer for agentic wallets

AzurSafe's premium x402-powered real-time KYT risk screening for agentic wallets and autonomous onchain actions. Screens blockchain wallet addresses and transaction counterparties with risk scores and decision actions across supported EVM, UTXO, and more networks. Call GET https://ai.azursafe.com/agent/screen-kyt?blockchain=ethereum&address=0xFfeF4634155A477A8877DeEF8eaFf293a373D5DE. More details on ai.azursafe.com

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=AzurSafe x402 is the risk layer for agentic wallets. Real-time onchain risk controls for AI agents, agent wallets, and autonomous crypto flows.


Bazaaro is an AI-powered x402 service aggregator that smartly routes queries through appropriate x402 services and aggregates the results.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Bazaaro - The x402 aggregator


Paid JSON for one Substack-backed post: HTML body (`contentHtml`), metadata, and identifiers. Path params are `publicationSlug` and `postSlug`. USDC `exact` x402 on Base; USD amount is per-post when set on the post, otherwise the server default.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Get paid by AI agents for your Substack content.


Instant weather by city name â temperature, feels-like, humidity, wind speed, precipitation, and condition. Just pass a city name; geocoding, data fetching, and response structuring are handled in one call. Global coverage updated every 15 minutes. No API keys, no geocoding setup, no rate limits. Accepts USDC payments on Base and Solana

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


Weather Data Dataset from weatherxm stored on Akave O3 (keys listed at /api/weatherxm/manifest)

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Akave X402 Data Download Portal


Xonin - A generative art NFT collection featuring unique abstract designs of layered vivid curves and geometric shapes, crafted with 100 distinct color palettes. The artworks are created, rendered and stored fully onchain to ensure immutability and permanence. Employed art style: Shapes. Website: https://xonin.vercel.app; X: https://x.com/XoninNFT.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Fully onchain generative art


Access to the cypherpunk402 codebase archive

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


Buy 5 USDC worth of RUN tokens 0x7f7F9d18a2b58F808acE9b6db2094E5D9ca33B07

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=Could be the next runner


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


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


Mint 10 Booms at once, get your Legendary Boom much faster!

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


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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=DOG of X402


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


X402Monkey - Mint NFTs with x402 Protocol

20 USDC = 10 X402Monkey NFTs. Follow https://x.com/x402Monkey

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Mint X402Monkey NFTs - 2 USDC = 1 NFT or 20 USDC = 10 NFTs


Buy 5 USDC worth of Base tokens 0x5458109C0d5236a05630c0e99e69500B111DaB07

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


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


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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=SPX6900 - Token of the tokens


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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=Bots are the new cats and dogs of crypto


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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=Just Noticeable Difference in Mind


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


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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=该图最早出自姚明参加公众活动或新闻发布会时的真实抓拍。后被暴走漫画等网络内容平台截取、二次加工，配上夸张文字或场景，制成魔性表情包传播。


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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=Cardano's favorite snake has finally found its way to Base Chain! 🔷  https://x.com/basedsnekcto  https://www.basedsnek.info/  https://t.me/basedsnekfamily


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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=The endless imagination and the infinite encounter of the universe—what the future might look like.


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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=耄耋是源自中国抖音的猫模因，以其魔性表情迅速走红。该代币结合了模因文化和社区驱动,通过VRChat等虚拟世界和KOL传播，如@ZedongWinine和@jianlvup。


Mint 500k token launched on https://launchpad.defibud.xyz Returns the request identifier once payment is verified. Fulfilment may take a few hours. Cap for this endpoint is 20k $USDC, 100% of the proceeds go into LP. No team supply. Liquidity will only be provided on mint out.

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


Streamformation - AI-Powered Crypto Streaming

No X-PAYMENT header provided; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=AI-powered streaming meets instant x402 payments on the Lightning Network. Stream, pay, and create instantly with Comput3.AI GPU network.


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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=Building vibes at scale. Currently rolling something big.


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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=https://x.com/X420chillhouse


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


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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Keeping online trading private. Trade in high volatility with precision and execute trades in profitable gains.


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


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


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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=1 dollar 1000 fish


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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=this coin will go up to 1 usd


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


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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Faith lives. Heal Spirits All. Health. Wealth.


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


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


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


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


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X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=The protoco, of satoshi


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


Buy 5 USDC worth of BNB tokens 0xB61C31F4F336ADC22E5d4C47e1520B34ffeeFb07

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


Pay 1/10 USDT -> Predict Correctly -> Win 3000/30000 Claw!

x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=$Claw is a derivative of the first Polymarket and Dogecoin on X402 & BNBChain.


After 50k mints, 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=$X402PEPE token distribution on Base that is fair launched secured by smart contract.


MX record lookup for any domain â returns whether mail servers exist and their hostnames sorted by priority. Verify email deliverability before sending. Supports all TLDs including ccTLDs and new gTLDs. No DNS library setup needed. Accepts USDC payments on Base and Solana

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


Generate a styled QR code and return as base64-encoded data URL for direct embedding in HTML/CSS. Accepts same customization options as /generate-qr but returns JSON with data URL string instead of binary image.

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


JSON Recon - Structured Intelligence for Any URL via x402

Fast, deterministic extraction of existing schema.org JSON-LD from any URL ($0.005). No AI. Fast-paths for Google Patents and academic publishers. x402 payments are non-refundable. Known-difficult domains are auto-rejected before payment. Call GET /check?url=TARGET first for free difficulty assessment.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=AI-powered schema.org extraction. Clean JSON-LD from any URL. Specialized extraction for Google Patents, academic publishers, and 200+ entity types.


Return debug information for the payment.


Pickr — Quality-first discovery for x402 APIs.

Returns a scored, ranked list of x402 API endpoints that best match the intent — with price, latency, input schema, and description. Flat $0.01 USDC per query.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Send an intent. Pickr routes to the highest-rated x402 endpoint, relays the payment, and rates the answer — so the index keeps improving.


Test a regex pattern (and flags) against input strings.

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


Epstein Emails API - 383K Court-Released Emails, Searchable & Structured

Full-text search across 383,000+ Epstein archive emails

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Search 383,579 court-released Epstein emails. Structured JSON API with full-text search, filterable by sender, recipient, date, and subject. Pay-per-query with USDC via x402.


Access Polymer Labs proof generation and query service. Request proofs using proof_request (returns job ID) or query proof status using proof_query. Supports payment proofs. Read the docs here https://docs.polymerlabs.org/docs/build/prove-api-V2/api-endpoints


No X-PAYMENT header provided; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Virtuals Protocol ACP Job Payment Service - Pay for ACP jobs using x402 protocol


Submit feedback to any namespace ($0.01) — namespace does not need to exist

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Pay-per-use feedback collection for any product. No API keys, no accounts.


MGO Premium â 9-chain gas comparison with full features

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


No X-PAYMENT header provided; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Accept payments on Base chain using x402 protocol


Pay $0.01 USDC to make an outbound HTTP request through the proxy. Supports all standard HTTP methods, custom headers (including auth), and JSON or raw bodies. Responses are returned as text or base64-encoded binary. Max response size 10 MB, timeout 30s.


Get ShadCN UI component blocks and templates

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Blockchain micropayments demo using x402 Protocol on Base Network. Purchase UI/UX resources and component blocks with cryptocurrency.


Portals Foresight — DeFi Transaction Simulation API

Simulate multi-step DeFi flows (approve+swap, deposit+borrow) with shared state. Validate entire strategies before committing on-chain.

Payment required; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Simulate any EVM transaction on 31+ chains. Preview token swaps, validate DeFi deposits and borrows, compare DEX quotes, and verify multi-step transactions — no gas or balance needed. Pay per request with USDC on Base.


Watchoor - Decode AMM Liquidity Into Order Flow

Order Book API - Real-time bid/ask liquidity depth data for DEX pools

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=Transform any AMM liquidity into real-time order book depth. See hidden support and resistance levels across all DEX pools and chains.


Digital Drug Bazaar https://0xtheplug.xyz - GET List available prodcuts

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

Normalize token/amount terms before comparing cost.


AI-powered comprehensive token risk analysis with on-chain metrics, social sentiment, and technical analysis

Payment header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Real-time AI-powered risk intelligence and sentiment analysis platform for Base tokens


Get NFT token rarity rank, score, and trait floor prices

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


$Mint 50k $avav. Returns the request identifier once payment is verified. Fulfilment may take a few hours！

No X-PAYMENT header provided; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=$AVAV has never been just a name, it is a collective memory that belongs to each of us. LP: 100% of, Team Supply: No team supplyproceeds go into LP All new beginnings, keep on going!


Enter the FIFA World Cup 26 Final raffle for 0.01 USDC on Base Mainnet. Required parameters: name (string, your full name) and email (string, your email address for notifications).

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


0xArgus - Decode AMM Liquidity Into Order Flow


Check if contract ownership has been renounced

X-PAYMENT header required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto


Pay $0.01 USDC to ask Omniac, the Omniacs DAO mascot, any question about crypto, data science, or tech. Powered by qwen3-235b-a22b-instruct-2507 via Venice.ai. Max question length: 2000 characters. Network: Base Mainnet.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=AI; origin=Pay-per-question AI oracle powered by x402. Ask Omniac, the Omniacs DAO mascot, anything about crypto, data science, or tech with USDC micropayments.


1RPC.ai - Multi-model AI chatbox with zero-trace routing

Payment required for 1RPC AI service access

x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Chat with genuine AI models like GPT-5, Claude, DeepSeek, and Gemini. Every request is verified through secure enclaves to prevent spoofing, logging, or metadata leaks.


Returns a ranked list of crypto projects by momentum score. The score measures how quickly a project is surging on socials in a recent window. Use for discovery and triage.

Payment required; mime=application/json; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=AI-powered crypto insights and tools


Turbo App - Fast Arweave Uploads & Payments

AR.IO Gateway data egress for 782052385 bytes

x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=The fastest way to upload, download, and pay for Arweave storage. Powered by AR.IO Network.


Sensitivity Analysis â parametric perturbation, elasticity, risk ranking, critical parameter detection

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


Generate images from text prompts using state-of-the-art AI models including DALL-E 3, Stable Diffusion XL, and more. Supports various styles, sizes, and quality settings.

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


Generate multiple random numbers (256-bit unsigned) [$0.10]

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


Twitter X Verification — Verify Follows via API | x402scan

Checks if one Twitter X account follows another on X.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Twitter X Verification instantly checks if one Twitter (X) account follows another through API — perfect for airdrop tasks, campaign validation, and gated-access systems.

Require human confirmation and platform-policy review.


Search Canadian government tenders by industry, region, and value range

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


Compare trustworthiness of 2-5 targets side by side. Returns all scores ranked from most to least trusted.

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


Pay $0.10 USDC to submit a question to a real human Discord community. Returns a token to poll for responses. Status becomes 'ready' once at least 1 human response(s) are collected. Max question length: 2000 characters. Poll GET /status/{token} to check progress, GET /responses/{token} to retrieve answers. Network: Base Mainnet.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Search; origin=Pay-per-question async human oracle powered by x402 and Discord & Telegram. Submit questions for real humans to answer with USDC micropayments.


DeFi yield pools on Base with risk scoring

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


x402 Pay - x402 Powered Gas-Free Payment

x402-based gas-free payment of 0.1 USDC to adeng.eth

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Share a simple link and easily get paid from anyone, without friction


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

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


tip.md - Add Crypto Tipping via Markdown Button | Multi-Chain

tip.md - Send USDC tips on Base using just a username

Payment Required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Offer crypto tipping options across multiple blockchains with a simple markdown button. Support developers with Ethereum, Solana, and Bitcoin tips.


x402 proxy access fee (2Â¢ USDC) for POST /v1/checkout-intents on base

PAYMENT-SIGNATURE header is required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto


AI code review: bugs, security issues, and improvements. Returns 3-5 actionable suggestions. x402 crypto price $0.05 (90% off regular $0.99). See https://automatonv20-tech.github.io

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


Nacian AI DeFi Analyst — query real-time DEX and lending protocol data. Supported protocols by chain: Ethereum: Uniswap V2, Uniswap V3, Uniswap V4, Sushiswap V2/V3, Pancakeswap V2/V3, Aave V2, Aave V3, Compound V3; Base: Uniswap V3, Sushiswap V2/V3, Pancakeswap V2/V3, Aerodrome V3, Aave V3; Arbitrum: Uniswap V3, Sushiswap V2/V3, Camelot V3, Aave V3, Compound V3.

Payment required; mime=text/event-stream; x402Version=2; scheme=exact; accept_verified=false; tags=Trading; origin=Programmatic API for Nacian AI DeFi analytics and x402 paid access.


Fetch portfolio balances and LLM-generated strategies


JSON feed of arbitrage opportunities between Polymarket and Kalshi. Charged only when actionable opportunities are returned.

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


Payment required to access this resource

x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=Multi-chain gas optimization recommending the cheapest blockchain for transactions via x402 micropayments


Security scan for ClawHub skills ($0.05). Analyzes skill source code for malware, credential theft, prompt injection, and suspicious patterns before installation. Returns risk score and detailed findings. Example: { skill: 'claw-club' }

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=x402-powered security scanner for skill repositories


Add 500 credits to your ICME Preflight account

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


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


Custom mug from your image. Base price: $15. Commission (if provided) is added on top.

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


🚀 Pay 10 USDC → Get 200,000 PAYX tokens. Tokens will be sent to your wallet later.

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


Renew a domain (sample pricing — send request body for exact quote)

mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Domain registration API for AI agents. No account. No credit card. Pay with USDC.


Generate professional-quality music tracks with Suede AI. Create anything from cinematic scores to lofi beats, full songs with lyrics, or...

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

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


AdPrompt x402 Marketing & Advertising APIs

Campaign analysis and channel strategy, spend, KPIs, and more; JSON bundle for tools/agents.

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


Mint and see if our x402bit Agent grants you luck.

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


Look up one Japanese (JP) company by its 13-digit corporate number (法人番号) — official trade name (Japanese and registered English), registered address, postal code, corporation kind, and lifecycle status. `status` is "active" or "closed"; a closed record carries the closure cause/date and the successor's 法人番号 after a merger. Sourced from the 国税庁 (National Tax Agency) corporate-number public dataset. The leading check digit is validated before lookup.

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


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

Private website screenshots for AI agents — capture any URL as PNG or JPEG. Custom viewport, full-page support, zero logging. Pay per shot with USDC. Params: url (required), format (png|jpeg), width, height, fullPage, quality.

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


Fetch the list of tools exposed by a target MCP server.

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


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


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

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


AI Smart Contract Security Platform | WalletGuard.ai

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


Fetch and extract clean content from a URL

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


Mercury Trust Bazaar delegation front door for pre-execution agent handoff scope, issuer, expiry, and wallet-proof checks on Base.

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


Fetch Sentry | x402 Agent Fetch and Scan API

Clean page text for agents and automation.

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


x402 Trust Score -- MCP Server Risk Scoring on Base

Governance scoring for agent system prompts. Checks 14+ anti-patterns. Returns 0-100 score.

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


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


Extend a phone number by 30 days from current expiry ($15.00 via x402). Top-ups stack. Anyone can top up any number.

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


Mint a Dawgx402 Onboarding Slot NFT to hop on the Dawg Ship to Baseland via X402. Pay 100 $USDC to mint and help rebuild the dog memes

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


AEO Scanner — AI Search Visibility Audit

Competitive gap analysis â scans your site and a competitor, shows exactly what they have that you don't, with generated fix code to overtake them

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


Buy 25,000 TOM (large tier) for 5 USDC on Base.

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


Crest · wallet_intelligence — Deep behavioral profile of any EVM wallet's x402 agent-commerce activity on Base mainnet. Returns whale score (0-1 composite: spend velocity, service diversity, premium ratio, repeat rate), behavioral cluster, payment history breakdown, top services, risk assessment, temporal patterns. Proprietary intelligence from 18,000+ profiled wallets.

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


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

Payment required to purchase X404 tokens

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


$1 USDC - MINT 4,000 $x402Pssly tokens - fair launch, no pre-mine or team allocation, and liquidity auto-added at mint completion.

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=x402 meme token built the internet-native payment protocol, rewarding minters, Meme only. NFA.


MODEXO - AI Agents + x402 Payments on Solana

AI-powered KYC/AML verification for Solana wallets. Analyzes wallet history, transaction patterns, and risk indicators.

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


Fetch and summarize the newest publications on arXiv for a given topic.

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


Transform text prompts into images or edit existing images using simple text prompts.

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


AgentOracle — The Trust Layer for AI Agents | x402 Native

Load when an agent needs current external facts beyond training cutoff, citations with confidence scoring, or verifiable structured research. $0.02 USDC per query on Base.

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


Chat with Misfit Agent | Train & Monetize AI Models

Generate images using artist-trained AI model: jjtest22

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


Autonomous recall of prior risk patterns, policies, and failures before action.

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


0xtheplug digital drop for shr00ms. Enhances (or completely derails) an agent’s performance on demand.

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


AgentNews — The Frontpage of the Agentic Internet

Upvote a post on AgentNews — $0.50 USDC.

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


Fed FRED API data agent with full tooling to navigate the complex Federal Reserve Data

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


Batch wallet intelligence â up to 10 wallets per call. Full profile for each.

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


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


Mint 500 MEME tokens for $0.01 USDC (testing tier). MEME supply is 10M and graduates at 100 USDC; endpoint then closes.

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


Custom remix video generation with any picture

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


Play one Bitcoin block round — 1 guess, 1 chance, pure luck.

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


Mint 500,000 $POMP tokens - Whale Pomp 🪙

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=The x402 facilitator that amplifies x402 activity with boosted yield tokens on the open payment protocol.


888 Fortune Raffle - $1 Lucky Envelopes Powered by x402

Buy 10x $1 lucky red envelopes for a chance to win big prizes. Powered by x402 micropayments. Winners take the entire pot while ticket sales are used to buy back and burn $888 tokens.

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


Buy 5 USDC worth of TEST9999 tokens 0x73e564323F7e05e7ca7781946A0707F4Cc296b07

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


Buy 5 USDC worth of x420 tokens 0x68e284F21D04D4D62398C290EC3EF41C97F80b07

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


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=100xSOON is the first x402 AI-native Mini Perp incubated by SOON.


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


In the world of X, $X is everywhere. — fully community-driven. Pay $1 to mint 100000 $X tokens

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=In the world of X, $X is everywhere.


Submit an advertisement (minimum $0.001 USDC)

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


Run402 — Full-stack infrastructure for AI agents

Set team tier ($20.00 USDC) — auto-detects subscribe/renew/upgrade

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


Generate an image from a text prompt using AI

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


Coin flip with 1 USDC; correct guess pays out 1.90x.

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


Ticker: Fart402
Name: Fart402

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

Pay $1 USDC to mint 5,000 $Fart402

Pay $10 USDC to mint 5,0000 $Fart402

Pay $100 USDC to mint 500,000 $Fart402

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


Screenshot any public URL — returns base64 JPEG/PNG with metadata (page title, file size, render time). Full-page scroll capture, CSS selector targeting, device emulation (iPhone 15 Pro, Pixel 7, iPad Pro 12.9), dark mode, ad/cookie banner auto-removal. No browser infrastructure needed, no server costs. Pay per capture. 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.


HyperClaw plan subscription (variable amount)

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


800402 Protocol - Agent Identity & Metered Payment

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

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


$10 USDC first 1000 - 10,000 $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


Metadata for a Japanese law (title, kana, category, promulgation / enforcement dates, revision info; no full text) for legal and compliance 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


Lava Password - Generate a high-entropy password using 256 random pixels.

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


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

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


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


Access top liquidity pools by TVL across multiple chains (Arbitrum, Base, Ethereum). Tokens do not necessarily need to be token0 and token1 respectively in the pool, they are reordered automatically.

x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Unlock premium DeFi insights with Nacian API. Powered by x402.


UK HMO licence full details by licence number. Returns licensee, conditions, occupancy limits, and expiry.

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


Spot market prices, 24h volume, mid price, and trading pair info for all Hyperliquid spot pairs.

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


Payment for generating a share link (0.01 USDC)

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


Panchang (Hindu almanac) calculation for a given date and location

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


Ping the unique x402 server to check connectivity.

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


Get the list of animals given the toal number to return


Full crypto signal fusion: 20 assets scored 0-100 with whale, derivatives, technical, narrative, and market dimensions. Portfolio summary + LLM insights.

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


Check if a crypto/stock price crossed a threshold. Common prediction market resolution pattern.


UtilShed — Fast, Free Online Developer Tools

Screenshot API â takes a URL and returns a screenshot image

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


Historical funding rate data for a specific Hyperliquid coin


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


Query the latest onchain DEX price, liquidity, and market data of a token, based on the provided token contract address on a network

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


Get detailed odds and trading data for a specific prediction market by ID or search query. Searches both Polymarket and Kalshi.


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Utility; origin=A Quality Gate For Prompts. Before they break production. Score any AI prompt against 8 dimensions, see what's weak, and get the fixed version in seconds.


All mid prices, funding rates, OI, volume for every Hyperliquid asset


Search Twitter/X for tweets matching a query -- returns up to 20 results with text, engagement, author, and timestamps.


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

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

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


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

Extracts rich structured metadata from a URL: title, description, og/twitter tags, json-ld, images, headings, response headers, and more. Perfect for SEO research or metadata indexing & analysis

Payment required; mime=application/json; x402Version=1; scheme=exact; accept_verified=false; tags=Search; 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.


RTK Motion â location threat intelligence lite assessment. Confidence-scored alerts, event distribution, temporal context. For risk_underwriting or facility_security_audit. ECDSA-signed provenance.

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


Smart contract audit summary â verified source analysis, security flags, proxy detection, ownership analysis, and vulnerability patterns. AI-synthesized risk assessment with 0-100 score, verdict, and recommendations. One call aggregates contract source verification + security analysis + AI synthesis. Accepts USDC payments on Base and Solana


Standard endpoint health check with extended verification

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


Analyze on-chain reputation of a wallet across supported EVM chains. Returns simplified reputation metrics including score (0-100), risk level, activity summary, and behavioral flags. Follows metadata-test.md specification.

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


AI-powered GIF search with semantic ranking from Giphy, Tenor, and Klipy

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


Lucky number 0.1 USDC; guess 1-12 → 10x.

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


Subscribe to opportunity webhook alerts (creates ongoing webhook resource)

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


Convert kanji-mixed Japanese (JP) text to hiragana, katakana, or romaji (Hepburn/Nippon/Passport), with a per-token breakdown of surface form, reading, and part-of-speech. Backed by the kuromoji morphological analyzer. Use to generate ruby readings, build search indexes, or preprocess text for speech synthesis.


Recent trade fills for a Hyperliquid wallet: coin, side, size, price, fee, closedPnl, timestamp.

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


Store a memory with semantic embeddings for later recall

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


Lite verdict â deployer age + LP lock only. Fast pre-trade check.

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


Get the latest n posts from a specific actor

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


Comprehensive AI content analysis â sentiment scoring (-1.0 to 1.0), topic classification, named entity extraction, content type detection (news/blog/docs/tutorial), and credibility assessment. Returns structured analysis ready for immediate use. No LLM integration needed. Accepts USDC payments on Base and Solana

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


Get bias-optimized arbitrage positions (0.1=bearish, 0.5=neutral, 0.9=bullish)

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


High-quality live data on Sports (NBA, NFL, NCAAFB, MLB, Soccer). Flat-fee endpoint that retrieves 10 events.

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


Generate a structured research report in Chinese


Download and transcribe a Twitter Space, then format it with speaker identification. Returns a structured dialogue with participants identified. Processing time: ~4 minutes for a 30-minute Space.

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


Tiny CV - The resume builder that stays on one page

Create and publish a Tiny CV resume from markdown or JSON.

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


Simulate action outcomes and failure probabilities.

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


Buy a site upload slot. Upload a zip file, then activate to extract and serve as a static site.

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


Token Security Detection - $0.2 USDC per call

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


AI Ape Signals - x402 Gasless Payment API

Pay per signal call with x402 gasless payments

No X-PAYMENT header provided; x402Version=1; scheme=exact; accept_verified=false; tags=Trading; origin=Premium crypto trading signals powered by AI. Pay per call with x402 gasless payments on Base chain.


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

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


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

Multi-source search for Japanese subsidies and grants with keyword, industry, prefecture, and deadline filters. Deadline-aware calendar intelligence. Pay-per-call via x402, no auth. Source: Digital Agency J-Grants PDL 1.0.

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


Linked Panda - Turn LinkedIn engagement into pipeline

Verified work-email lookup for a LinkedIn profile

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.


Whisper Audio Transcription on Agoragentic x402 Edge

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


Company profile by 13-digit corporate number (hojin-bango) for due-diligence and KYB agents. Address, establishment date, status, representative. Pay-per-call via x402, no auth. Wraps gBizINFO /hojin/{corporateNumber}. Source: METI gBizINFO.


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

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


Mint 1M 402人生. Cap for this endpoint is 100k $USDC.

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


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.


Full market report — who's earning the most, which categories are growing, where revenue is concentrated

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


AutoPayAgent - Get Paid With a Text | SMS Invoicing Software

On-chain wallet risk assessment ($0.005)

X-PAYMENT header required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Send payment requests via SMS and get paid in days instead of weeks. 98% open rate. 83% pay within 7 days. Stop chasing invoices.


Full market report: trends, concentration, builder playbook

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


SolProbe API — Solana Token Intelligence

Deep due diligence on a Solana token — should you buy it? Everything in the quick rug check plus dev-wallet history, LP-lock status, wash-trading detection, pump.fun and bundled-launch detection, momentum score, and a BUY/AVOID/WATCH/DYOR recommendation in under 30 seconds.

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


Inspect MCP tools and return agent-readiness score, risky tools, missing schemas, and marketplace candidates.

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


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


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


Agent Health Monitor // Diagnostics for the Agent Economy

Subscribe to automated wallet health monitoring. Checks wallet health every 6 hours and sends webhook alerts when health score, failure rate, or gas waste thresholds are breached. $2.00 USDC for 30 days of monitoring.

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


Barvis | The AI-powered Yield Strategy Execution Agent

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


Agent Health Monitor // Blockchain Wallet Intelligence

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


AI Video Generation with Google Veo 3 Fast

X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Generate AI content with x402 Web3 payments


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


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


Sentinel — The Trust Layer for Autonomous Agents

Sentinel Protocol Verification - trust assessment for any smart contract. 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.


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.


Fetches the current date and time by looking up the supplied IPv4 address.

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


Mint API for $SerWTF get 100 tokens. 通过Mint API铸造$SerWTF 获得100个代币

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


Mint Premium tier $GREED tokens (14 USDC) - Enhanced mystery amount included

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


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

Compress images to reduce file size with configurable quality. A photo compressed to quality 30 is typically 90-95% smaller with acceptable visual quality. Useful for reducing storage costs, optimizing web page load times, preparing image uploads, and bandwidth reduction for mobile users. Accepts PNG, JPEG, WebP, AVIF. Returns JPEG.

Payment required; mime=image/jpeg; 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.


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

Access AgentPay metrics - View live settlement statistics

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.


Laso Finance | Crypto Prepaid Cards & Gift Cards

Get Laso Finance prepaid card for use inside the United States

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


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


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


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

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


CodeNut Credit x402 Offer - get 100x worth of CodeNut credits with $10 and build! - NOT A TOKEN

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


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


Mint 1 USDC worth of tokens to the payer's address


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


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

Keep open.x402.host open! We cover the gas fees for x402 transactions. The first open x402 facilitator that any x402 server can use without keys or KYC


🎰 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=Mystery Box Lottery on Base — try your luck with USDC and win jackpot prizes!


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

Multi-chain price aggregation - Compare token prices across multiple chains

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


402box Agent Architect - High-performance intake and specification engine for new agent development.

**Capabilities:**
• Technical Scoping: Automated requirements gathering for E2B sandboxes and x402 payment integrations
• Protocol Integration: Specialized in x402 "exact" payment schemes and machine-readable API monetization
• Collaborative Design: Generates follow-up questions to refine agent behavior and infrastructure needs

**Fallback Protocol:**
If this agent cannot resolve your request or find a suitable endpoint, it will trigger a manual hand-off. All unresolved queries are routed to our engineering team at george@402box.io for human intervention and custom building.

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


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

Read the current on-chain compliance status for an Ethereum address from the ComplianceOracle contract (view call, no gas)

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


Get crowdsourced risk consensus on any address. Aggregated from all agents.


Korean exchange prices (Upbit, Bithumb) for a single token in KRW

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


Low-cost x402 endpoint for reporting successful transaction hashes. Unpaid probes return PAYMENT-REQUIRED; paid retries persist reports keyed by payment reference and txHash.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Crypto; origin=Agentic checkout for Clash of Coins


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

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


AI Pin - Gateway to Agentic Intelligence & Effortless Innovation

AI Event Planner & AI Travel Agent — plan, explore, and book smarter with AI. Pay once to unlock a real-time chat demo.

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


Registers and manages autonomous payment agents that operate within the LATCH ecosystem. These agents can represent users, tools, or services that execute or verify on-chain micropayments automatically.

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


ChainAnalyzer — Multi-Chain AML and Stablecoin Intelligence

OFAC / FATF / JFSA sanctions screening for any blockchain address. Returns hit list with sanction list source, designation date, and program code.

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


Send USDC payment to a Farcaster 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.


Join a round by submitting payment proof (mocked for prototype).

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


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


Selun | Sagitta AAA Portfolio Infrastructure

Portfolio allocation and report engine. Call this when an automated portfolio workflow needs the target allocation plus a certified decision record for a specified risk tolerance, timeframe, and optional portfolio segment. Returns an accepted allocation job with a statusPath for asynchronous completion.

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.


Visionaire-aesthetic image generation. Your subject, shaped through her brand register, generated by gemini-3.1-flash-image-preview via imgzen. Composite x402 service: this endpoint pays imgzen downstream from the buyer wallet.

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.


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

Search Travis County (TCAD) property appraisal records by address.

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 DAO Governance Proposal Signal: low-cost agentic utility for scanning recent Snapshot DAO proposals and returning source-linked metadata, deadlines, choices, scores, and urgency flags. Useful for agents that need frequent governance monitoring before buying a full weekly brief. Keywords: MAKO, _MAKO, DAO governance, Snapshot, proposal scanner, proposal signal, x402, USDC. Informational only; does not vote, sign transactions, custody funds, or provide advice.

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


Maiat Protocol | Trust Layer for AI Agents

Full agent reputation and behavioral trust score

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


Today's Lichess daily puzzle: source game, themes, initial position, solution moves, and rating.

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


xQuant -  xQuant Community AI Trading Algorithm

Pay 1 USDC, receive 100 xTest tokens - automatically minted to your wallet

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


Munition Flight Search: x402-paid live flight offer search for AI agents. Pay 0.05 USDC to search Duffel flight offers and receive compact normalized itineraries, prices, carriers, and metadata suitable for replay and downstream planning.

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


👋 Wave to the World! Pay $10 and get 1 WAVE token | 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


SmartFlow — Booking Automation for Healthcare Practices

DAO governance voting signals with AI analysis (9 DAOs)

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.


Check budget and approve/deny AI agent spending with x402 payment verification

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


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

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


NYC Transit Live — real-time NYC transit API

Nearby Citi Bike return docks with open parking slots

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.


Retrieve Q's full intelligence for up to 10 markets in a single request. Specify markets by either slugs or condition IDs â you must use exactly one identifier type per request.


Apply filters to an image. Note: This is a simplified implementation. Advanced filters require additional libraries.

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


Kerdos — x402 Crypto Market Intelligence API

Real-time cryptocurrency market data API: Bitcoin BTC price, Ethereum ETH price, gold XAU price, RSI indicator, market trend direction, perpetual funding rates, open interest, Fear and Greed index, and sentiment signal. Live trading data from Hyperliquid DEX.

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.


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

Batch preflight validation for up to 500 items. $0.0005/item. Docs: https://aisecurityguard.io/v1/skill

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


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

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


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

x402station.io Verified — Analyze. Provider audit + 30-day signed cert for x402 endpoints. POST {url, name?}, $1 USDC. Returns {certId, verified, tier, badgeUrl}. CDP quality exposes settlement count and recency.

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


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


Retrieve markdown content via LLMLayer scrape API.

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


bluepages.fyi - Crypto Address ↔ Twitter Lookup

Check if a cryptocurrency address or Twitter handle exists in our database. Returns boolean flags for Twitter and Farcaster availability. Use query parameters: ?address=0x... OR ?twitter=@handle. Fast and cheap way to verify data existence before purchasing full details.

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


x402 RPC https://rpc.x402.vip - GET Pricing Info


BasePost by basepost.base.eth: The internet used to be fun. Now every article comes with 47 ads, 12 popups, and a newsletter signup that won't take no for an answer. BasePost brings back the good old days: clean pages, good writing, and you pay a few cents for what you actually want to read.

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


Dynamic mint endpoint with tokenAddress as path parameter

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


Batch scrape multiple URLs in one request. Price is per URL.

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


Smart contract audit summary â verified source analysis, security flags, proxy detection, ownership analysis, and vulnerability patterns. AI-synthesized risk assessment with 0-100 score, verdict, and recommendations. One call aggregates contract source verification + security analysis + AI synthesis. Accepts USDC payments on Base and Solana

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


PDL Company Enrich - Enrich a company record with firmographics, industry codes, funding, and social profiles. Supports lookup by name, website, ticker, LinkedIn, or PDL ID.

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.


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

Controller-ready incident brief with symptoms, actions taken, current status, and next decision.

Payment required: $0.01 USDC for generate_controller_brief; 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.


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

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


[Amalgix Extract] AI web content extraction — extract and analyze web pages including JS-rendered content. Dynamic pricing from $0.01. Returns structured text, metadata, and key information from any URL. Tags: AI, web-scraping, content-extraction.

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.


Clawshi - Prediction Markets Powered by Community Sentiment

Clawshi Prediction Markets API - /bet/markets

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


Hash a string. Query: algo=sha256|sha512|md5|sha1 & value=...


Saju love compatibility analysis between two people

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


Real-time multichain blockchain data and analytics. Query Ethereum, Polygon, and other EVM chains with on-chain data. Price: $0.00025 USDC per request


Gloria Terminal - AI Powered News Intelligence

Get the latest news about a covered news topic, delivering the most recent 10 headlines.

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


Extract emails, phone numbers, URLs, and domains from messy text or scraped content.

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.


x402 Launch Pack Generator v0: produce listing copy, buyer FAQ, checklist, approval packet, and marketplace-safe claim boundaries for paid x402/MCP tools.

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.


AI Generation using model: flux-pro-kontext-max

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


Centra - x402 Pay-Per-Access Content Platform

Generate AI-powered educational content and auto-publish to Centra

x402Version=1; scheme=exact; accept_verified=false; tags=AI; origin=Unlock premium content with crypto micropayments


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


X-PAYMENT header is required; x402Version=1; scheme=exact; accept_verified=false; tags=Crypto; origin=Join the x402 Angry Apes NFT collection on Base. Collect, trade, and show off your Apes! https://x.com/x402angryapes


X/Twitter API v2 via Surplus Intelligence: User by username (1 unit)

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


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

Historical hourly OHLC + orderflow bars. Up to 5,000 bars, up to 7 years history. Same fields as /data/history/1d. 24 tokens.

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


TrustLayer — Helping Agents Trust Agents

Reviewer quality lookup. Returns quality score and review history for a wallet address that has left ERC-8004 feedback.

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


Fetch Sentry Risk | x402 Crypto Risk API

Batch contract red-flag scan for up to 5 contracts on the same chain.

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


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

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


CheapestInference - Every AI Model, One Flat Rate

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


Generate AI-powered trivia question using Claude Sonnet 4.5. Payment goes to LP pool.

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


Design growth strategies, conduct competitor analysis, identify acquisition channels, and create scalable marketing playbooks

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


JP Data Enrich API — Japan corporate enrichment for AI agents

Reverse-lookup a domain to a Japanese corporation via gBizINFO company_url matching, then hostname brand-alias fallback for recognized brands. Returns match_type (exact/fuzzy/brand_alias/not_found), match_reliability, houjin number, company name, and address when matched. No WHOIS lookup (JPRS ToS compliance); not_found still billed at $0.01. Pay-per-call via x402, no auth.

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


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


Run an official audio model on Replicate (text-to-speech, music generation, voice cloning, etc.). $1.00 per request. Input schemas vary per model â call /api/replicate/models/get first and validate against latest_version.openapi_schema. Hidden constraints like 'audio â¤15s' live in parameter description fields. 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.


Get the wallet address that deployed a contract

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.


Search APIs among >20000 available services

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


Buy $10.00 USDC worth of tokens from the vending machine. The token launch must be open to buy, and the allocation cap must not have been reached.

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


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

Remove all embedded metadata (EXIF, XMP, IPTC) from a JPEG or PNG image and return the cleaned image binary. Use this to strip GPS coordinates, camera info, author data, and other privacy-sensitive metadata before sharing or publishing images. Send raw binary body (Content-Type: image/jpeg or image/png) or multipart/form-data with field 'file'. Max 5 MB. Returns cleaned binary image with Content-Type matching the original format.

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


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

Japan national holidays for a given year (2024-2027) for AI agents -- returns date, name_ja, name_en, day_of_week, is_kokumin_no_kyujitsu. Bare URL returns current year. Use this endpoint for holiday context and /api/combined/payroll-summary for payroll business-day context. External call: none (static embed). Pay-per-call via x402, no auth. Data: Cabinet Office of Japan (public domain).

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


Ask anything about crypto: real-time crypto insights, token analytics, trend detection and market intelligence.

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


PulseAPI - The GOAT Data Aggregation Agent

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

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


Oddify - Data gateway to Polymarket using x402

Get markets with filtering, search, and pagination

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


Proofivy 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=Utility


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


Search and list active Polymarket prediction markets with volume and odds data

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


brapi - API de ações da bolsa de valores brasileira

Get inflation data for Brazil (IPCA, IGPM) with period filtering options. Returns IPCA and IGPM inflation indices with historical data for Brazil.

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


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


Pay $0.01 USDC to store up to 100 KB of text or code. Returns a token for free retrieval anytime via GET /paste/{token}. Network: Base Mainnet. Each request stores one text or code blob and returns a retrieval token, making it useful for notes, code snippets, logs, and debug-output sharing.

Payment required; mime=application/json; x402Version=2; scheme=exact; accept_verified=false; tags=Utility; origin=Pay-per-store pastebin powered by x402. Store plain pastes or AES-256-GCM encrypted secrets with USDC micropayments. Free retrieval by token.


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

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


get wallet's portfolio value without token holding positions

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


Query the latest onchain DEX trending pools & tokens, based on a provided network.

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


Return the highest-yielding pools currently tracked on a given chain.

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