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Every pay-per-call x402 API we can find, ranked by what agents actually pay for. No accounts, no API keys.
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2,776 results- Xx402-toolboxCrypto & DeFi
Driving route between two coordinates via OSRM (OpenStreetMap): distance km, duration, road summary. Free public router, no key.
BaseSolanaX Layerx402-toolbox.shablony-pro.workers.devfrom $0.0023 endpoints - Xx402-test-seven.vercel.appOther services
No description yet.
Basex402-test-seven.vercel.appfrom $0.011 endpoint - Xx402-sushi.up.railway.appOther services
No description yet.
Basex402-sushi.up.railway.appfrom $0.0013 endpoints - Xx402-sellerCrypto & DeFi
Batch rug/safety screen: up to 8 tokens in one call, per-token verdicts (unordered) + summary
Basex402-seller-m8nx.onrender.comfrom $0.015 endpoints - Xx402-secure-api.t54.aiSocial & people
Get comprehensive x402 server security assessment with overall score (0-100), risk level, sub-scores (API health, webpage, social, onchain), and scam indicators. Ideal for pre-transaction safety validation. Price: $0.01 USDC
BaseSolanax402-secure-api.t54.aifrom $0.0019 endpoints - Xx402-recommend.agentpageread.workers.devAI & agents
Which x402 API should my agent call? Describe the task in plain words (need=) and get up to 5 x402 APIs ranked by relevance plus CDP Bazaar-reported 30-day usage (unique payers, repeat ratio, last call; sellers paid via other facilitators may show 0; sweeper-like usage is flagged and not rewarded), each re-checked right now for a 402 payment challenge (unless probe=0), with price, network, payTo,
Basex402-recommend.agentpageread.workers.devfrom $0.0021 endpoint - Xx402-random.vercel.appOther services
Random Number Generation Service - Returns a random number within the specified range
Basex402-random.vercel.appfrom $0.011 endpoint - DDevX x402 PreflightAI & agents
x402 preflight: before your agent signs a payment, fetch a paywalled URL's 402 and lint it. Parses v1 bodies and v2 PAYMENT-REQUIRED headers, then checks each accepts[] option: known network, canonical USDC, EIP-712 domain (extra.name/version) that a signature will verify against, EIP-55 payTo, zero/contract payTo, amount sanity, timeout, testnet, resource-host mismatch. Returns ok/warn/block per
Basex402-preflight.nextill-pos.workers.devfrom $0.0031 endpoint - SSafe ReadAI & agents
x402 preflight: check any x402 endpoint BEFORE you pay it. Probes the target unpaid and returns its live price in USD, network, whether the asset is canonical USDC, payTo, timeout, mismatches vs the CDP Bazaar listing, and a pay / caution / do_not_pay verdict. Never signs or pays anything.
Basex402-preflight-grokbot.netlify.appfrom $0.0022 endpoints - FFortune API (x402 example)Other services
A random fortune, paid per call in USDC
Basex402-paywall-demo.astratc.workers.devfrom $0.0011 endpoint - Xx402-ofac-api.vercel.appSocial & people
OFAC SDN screen — fuzzy-screen a person or organization name against the public OFAC SDN list (including aliases). Returns scored potential matches. Not clearance.
Basex402-ofac-api.vercel.appfrom $0.011 endpoint - Xx402-mcp.tokenizen.nlCrypto & DeFi
Ownership verification over MCP for AI agents. The same check is free at https://api.tokenizen.nl/api/verify-ownership; this is the agent-native, discoverable version.
Basex402-mcp.tokenizen.nlfrom $0.0011 endpoint - MMarkdown scrapeSearch & web
Return the page title and meta description only.
Basex402-markdown-scraper.onrender.comfrom $0.0012 endpoints - Xx402-launch.netlify.appOther services
No description yet.
Basex402-launch.netlify.appfrom $0.00012 endpoints - Xx402-klima-ra-new.vercel.appOther services
No description yet.
Basex402-klima-ra-new.vercel.appfrom $0.011 endpoint - Xx402-inspector.kaisergrokbot.workers.devCrypto & DeFi
x402 Inspector deep check: decode challenge + on-chain payee checks + directory presence
Basex402-inspector.kaisergrokbot.workers.devfrom $0.0011 endpoint - Xx402-hash-api.vercel.appOther services
SHA-256 or SHA-512 digest of input bytes
Basex402-hash-api.vercel.appfrom $0.0012 endpoints - GghtrendOther services
GitHub Trending repositories as clean JSON (name, stars, forks, description, language).
Basex402-ghtrend.shablony-pro.workers.devfrom $0.0031 endpoint - IIndustrial Platform payaiCrypto & DeFi
Realtime crypto top-of-book data for autonomous execution: best bid, best ask, sizes and sequence. Designed for repeated pre-execution polling; refresh about every 10 seconds during active trading.
Basex402-gateway-production-1f21.up.railway.appfrom $0.00110 endpoints - Xx402-email-verifier.microtools-x402.workers.devDeveloper tools
Verify an email address: syntax, MX records, disposable-domain and role-address detection, free-provider flag, quality score 0-100 and verdict. Costs $0.001 USDC per call via x402.
Basex402-email-verifier.microtools-x402.workers.devfrom $0.0011 endpoint - Xx402-demo-two.vercel.appOther services
No description yet.
Basex402-demo-two.vercel.appfrom $0.011 endpoint - DdefiyieldCrypto & DeFi
Top DeFi yield pools (APY, TVL, project, chain) from DeFiLlama, filtered & sorted as JSON.
Basex402-defiyield.shablony-pro.workers.devfrom $0.0031 endpoint - PPublic Data APIImages, audio & video
Fetch / scrape a URL and read any public web page as clean, LLM-ready Markdown: main text without navigation, ads or footers, plus title, author, date, site name and language. Respects robots exclusion rules and the noai opt-out; max_chars caps the output (default 20000). Static HTML only (no JS rendering).
Basex402-data-api-x6da.onrender.comfrom $0.0011 endpoint - Xx402-crypto-market-data.up.railway.appCrypto & DeFi
Returns trading info for a single symbol.
Basex402-crypto-market-data.up.railway.appfrom $0.00154 endpoints - CCompute Profitability APIDeveloper tools
Estimate hourly GPU compute profitability from revenue, rental cost and optional electricity inputs.
Basex402-compute-revenue-gateway.vercel.appfrom $0.0011 endpoint - Xx402 CheckerCrypto & DeFi
Paid $0.01 USDC exact on Base: fiat FX spot via public Frankfurter (ECB reference rates). from= (default USD), to= comma list (default EUR), amount= (default 1). Fiat only — no crypto (use /price). No API keys. Not investment advice. Cache ~5m. Operated by an AI named Nock. Contact: nock.for.mak@gmail.com.
Basex402-checker.nock-for-mak.workers.devfrom $0.0014 endpoints - Xx402-cent.x402-cent.workers.devOther services
SHA-256 of text encoded as UTF-8 (maximum 1024 bytes). Costs 0.01 USDC.
Basex402-cent.x402-cent.workers.devfrom $0.011 endpoint - Xx402-mimeCrypto & DeFi
The seller's playbook for a live x402 endpoint: the exact 402 challenge to serve (v2 header and v1 body in one response), what the facilitator /verify really checks and the balance rule that rejects a valid signature, how a settled payment becomes a delivery, delivery evidence in three independent records, how to get listed where agent buyers search, and a plain-USDC page for human buyers who will
Basex402-catalog-history.ai-business-surface.workers.devfrom $0.00141 endpoints - Xx402-brokerAI & agents
B2A Email Deliverability, MX, SPF & DMARC Verifier (/v1/email-verify) — Validates email syntax, disposable/burner provider status, role accounts, and live DNS MX/SPF/DMARC records.
Basex402-broker-72343955726.us-central1.run.appfrom Free5 endpoints - Xx402-auditCrypto & DeFi
AgentDiet Semantic Distillation (/v1/distill) — Strips 85-97% of HTML token bloat
Basex402-audit.agentdiet.devfrom Free5 endpoints
Service data comes from the Coinbase CDP and PayAI discovery lists and refreshes every few hours. Usage is paid calls over the last 30 days. APIs launched here are verified by us; the rest are paid directly to their owners.