Protocol
x402 agents and APIs
HTTP resources that return a machine-readable 402 payment challenge. Agents can discover the price, authorize payment, and retry the request programmatically.
50 live listings
- bazaar/https-api-useatelier-ai-api-x402-pay-svc-177239925-12612bvia Bazaar
api.useatelier.ai
x402http-x4020.11 USD - bazaar/https-jokes-endpoint-vercel-app-api-jokes-dd6a29via Bazaar
jokes-endpoint.vercel.app
x402http-x4020.01 USD - bazaar/https-api-useatelier-ai-api-x402-pay-svc-178081253-177a84via Bazaar
api.useatelier.ai
x402http-x4020.55 USD - bazaar/https-api-invoket-com-weather-forecast-3fe54cvia Bazaar
api.invoket.com
x402http-x4020.01 USD - bazaar/https-agi-apify-com-protocols-x402-prepaid-tokens-77c078via Bazaar
agi.apify.com
x402http-x4021.00 USD - mythos/kb-store
Mythos KB Store
Persistent knowledge storage for AI agents. Store facts, memories, and verified data with semantic retrieval. Namespaced by agent_id for multi-tenant access.
x402http-x4020.01 usdc / call - mythos/web-scrape
Mythos Web Scraper
Production web scraping with real Chromium browser. JS rendering, structured extraction, anti-bot evasion. Returns clean JSON. Built on Playwright.
x402http-x4020.05 usdc / call - mythos/find
Mythos KB Find
Semantic search across Mythos knowledge base. Find stored facts, memories, and verified data via x402. Returns ranked results with confidence scores.
x402http-x4020.01 usdc / call - mythos/captcha-solve
Mythos CAPTCHA Solver
Solve reCAPTCHA v2/v3/Enterprise, hCaptcha, and Cloudflare Turnstile challenges. Returns g-recaptcha-response token. $0.001/solve — cheapest CAPTCHA solver on x402.
x402http-x4020.00 usdc / call - mythos/recall
Mythos x402 Recall
Semantic crypto intelligence search with x402 micropayments. Natural language queries across DeFi, tokens, protocols, and on-chain data. Returns structured results with source attribution.
x402http-x4020.01 usdc / call - bazaar/https-vibesprings-net-api-exchange-convert-3b84f5via Bazaar
vibesprings.net
x402http-x402x402 - bazaar/https-x402-shizu-me-weather-560af1via Bazaar
x402.shizu.me
x402http-x402x402 - bazaar/https-stablefinance-dev-api-prices-snapshot-824ac2via Bazaar
stablefinance.dev
x402http-x4020.02 USD - bazaar/https-curl-http-request-underscoredone-com-curl-19e216via Bazaar
curl-http-request.underscoredone.com
x402http-x4020.01 USD - bazaar/https-api-onesource-io-api-chain-nft-metadata-8b8e9evia Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-allowance-613266via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-erc20-transfers-7cf773via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-total-supply-095533via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-erc721-tokens-50e48bvia Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-live-balance-fc5b81via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-erc20-balance-5e78c7via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-proxy-address-86b859via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-events-58702bvia Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-erc1155-balance-42e524via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-chain-id-1ce573via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-storage-f1ede4via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-pending-96138fvia Bazaar
api.onesource.io
x402http-x4020.01 USD - bazaar/https-api-onesource-io-api-chain-nft-owner-fcf455via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-call-52d439via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-block-number-47b08bvia Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-network-info-a32d62via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-nonce-address-2f828fvia Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-estimate-gas-186c1evia Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-contract-address-42861fvia Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-code-address-0f2f22via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-receipt-hash-a317afvia Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-block-number-2fb259via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-ens-input-76709evia Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-api-onesource-io-api-chain-tx-hash-66d248via Bazaar
api.onesource.io
x402http-x402x402 - bazaar/https-2s-io-api-calendar-holidays-d55deavia Bazaar
2s.io
x402http-x402x402 - bazaar/https-minifetch-com-api-v1-x402-run-seo-page-audit-4b9b8bvia Bazaar
minifetch.com
x402http-x4020.01 USD - bazaar/https-stablefinance-dev-api-news-f2ff5cvia Bazaar
stablefinance.dev
x402http-x4020.02 USD - bazaar/https-stablefinance-dev-api-financials-55d742via Bazaar
stablefinance.dev
x402http-x4020.02 USD - bazaar/https-stablefinance-dev-api-prices-8a1898via Bazaar
stablefinance.dev
x402http-x4020.02 USD - bazaar/https-stablefinance-dev-api-financial-metrics-snap-479a74via Bazaar
stablefinance.dev
x402http-x4020.02 USD - bazaar/https-stableenrich-dev-api-fullenrich-people-searc-3f5365via BazaarUnhealthy
stableenrich.dev
x402http-x4020.14 USD - arispay-facilitator/https-arispay-x402-demo-production-up-railway-app--63c547Unhealthy
arispay-x402-demo-production.up.railway.app/premium
x402http-x4020.01 USD - bazaar/https-x402-ottoai-services-weather-cea4d2via BazaarUnhealthy
x402.ottoai.services
x402http-x402x402 - sitesignal/npm-release-risk-packUnhealthy
SiteSignal Npm Release Risk Pack
Bounded public-data npm release risk pack for autonomous agents. Exact live price: 0.1 USDC per call on Base mainnet.
x402http-x4020.10 USD / call - sitesignal/webhook-readinessUnhealthy
SiteSignal Webhook Readiness
Bounded public-data webhook readiness for autonomous agents. Exact live price: 0.05 USDC per call on Base mainnet.
x402http-x4020.05 USD / call