Explore APIs
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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4,273 results
GdpMarkets & financeALIAS of the cycle-256 Macro Indicators API, published at the EXACT slug the router's winning row publishes. Same payload.
Basekvvwq-38-190-144-122.run.pinggy-free.linkfrom Free15 endpoints
Kubiaka Now JapanOther servicesクビアカのいま 変化の便り: since=YYYY-MM-DD から今日までに変わったものだけ（新たな被害・区分の変化・補助と奨励金の追加と状態の変化・窓口の追加・締切が30日以内のもの）
Basekubiaka-now.comfrom $0.011 endpoint- Kklowor-token-check.vercel.appCrypto & DeFi
Token security verdict for BSC, Base, Ethereum and Solana token contracts: risk level, honeypot/scam flags, buy and sell tax, verified source status. Data: Binance Web3 security audit.
BaseSolanaklowor-token-check.vercel.appfrom $0.0027 endpoints 
UuidAI & agentsPaid tech-stack fingerprint (frameworks, libraries, server, CDN, fonts, analytics) via x402
Basejxhym-38-190-144-122.free.pinggy.netfrom Free41 endpoints- IIGNOREODeveloper tools
ID Check: Check that a domain declares a payment address as its own
Baseignoreo.comfrom $0.0028 endpoints 
Haris GuardianCrypto & DeFiHaris Guardian: Solana token scam/rug risk check (one call). Score 0-100, higher = riskier.
BaseSolanaharis-api.vercel.appfrom $0.014 endpoints
MediaForge x402Images, audio & videoWeb scraping: fetch any public page as clean text, markdown or JSON; for RAG and agents; returns the page body.
Basehardoz.eu.ccfrom Free15 endpoints
UuidAI & agentsUUID Generator API
Basegqime-38-190-144-122.free.pinggy.netfrom Free12 endpoints- Ddub.townOther services
Use a quote; sign its required_nonce; retry this action with quote_id.
Basedub.townfrom $0.502 endpoints - Ccrypto-brief.restockalarm.workers.devCrypto & DeFi
Ranked crypto market brief from public spot + trending data
BasePolygoncrypto-brief.restockalarm.workers.devfrom $0.011 endpoint - Cconway-replicatio-cloudflare.nikitamakiel1.workers.devOther services
Inspect public HTTP response status and selected safe headers without following redirects.
Baseconway-replicatio-cloudflare.nikitamakiel1.workers.devfrom $0.011 endpoint - CClearPage MetadataSocial & people
Structured page metadata for a public URL: title, canonical, OpenGraph, Twitter card, JSON-LD, headings, RSS/Atom feeds, internal and external links. Query: ?url=. Free trial: add ?free=1 for a few free calls per IP per day.
Baseclearpage-x402.vercel.appfrom $0.0022 endpoints - CcharterSearch & web
One paid interval of sandboxed compute on Charter: intervalSeconds in the offer, one hour at 0.007 USDC on the live host (Python with NumPy, or a headless-browser fetch). Open a lease first, free: POST /v1/leases. The whole procedure is at https://charter.mainnet.toonprotocol.dev/agents
Basecharter.mainnet.toonprotocol.devfrom $0.0071 endpoint - Bbal-check.restockalarm.workers.devCrypto & DeFi
ETH + USDC balance on Base for a wallet address (lite price $0.002; /v1/balance adds ERC-20 tokens with USD values). No charge for failed calls.
BasePolygonbal-check.restockalarm.workers.devfrom $0.0022 endpoints - Aapi.techswitch.caSearch & web
API WILD breach search
Baseapi.techswitch.cafrom $0.015 endpoints - LLoom Soft PingAI & agents
Agent sourcing quote: we research public supplier listings and return landed-cost quotes with evidence ($0.10). No supplier contact or orders.
Baseapi.aiphabrainlab.comfrom $0.0055 endpoints - Aagentum.asimplek.cloudOther services
Screen a name against OFAC, EU, UN and UK sanctions lists
Baseagentum.asimplek.cloudfrom $0.0022 endpoints - Aagents.writerslogic.comData & research
Sentiment analysis and a calibrated 0-100 probability that a Polymarket/Kalshi-style event resolves Yes.
Baseagents.writerslogic.comfrom $0.005225 endpoints - Aagentpickup.appSocial & people
Demo Café: order ahead and collect in person at Demo Café counter, A demo shop: nothing here is real. Paid in USDC; the response carries the pickup pass with its QR code.
Baseagentpickup.appfrom $0.501 endpoint - Aagent-distribution-gateway-q7l1vflvp-team-nora1.vercel.appSocial & people
Apollo.io Verified B2B Person Enrichment & Work Email Finder ($0.03 USDC on Match — Free on Miss)
Baseagent-distribution-gateway-q7l1vflvp-team-nora1.vercel.appfrom $0.032 endpoints - Aagent-distribution-gateway-4dica4sxk-team-nora1.vercel.appSocial & people
Apollo.io Verified B2B Person Enrichment & Work Email Finder ($0.03 USDC on Match — Free on Miss)
Baseagent-distribution-gateway-4dica4sxk-team-nora1.vercel.appfrom $0.031 endpoint - 001a1ab9b-1dff-7133-b557-07d1cb0a84cf-9b2464120.vercel.appSearch & web
Search ClinicalTrials.gov and return a short study list.
Base01a1ab9b-1dff-7133-b557-07d1cb0a84cf-9b2464120.vercel.appfrom $0.011 endpoint - Zzero-daydynamics.comOther services
Username enumeration across major platforms (native Sherlock-style sweep).
SolanaBasezero-daydynamics.comfrom $0.154 endpoints 
yieldprobeCrypto & DeFiToken contract risk summary (honeypot, taxes, mintable, proxy, owner powers, holder concentration) with a 0-100 risk score. Chains: 1, 56, 137, 42161, 8453, 10, 43114.
Baseyieldprobe.comfrom $0.0025 endpoints- Yyield-cross-chain-apy-scannerCrypto & DeFi
DeFi-Yield Cross-Chain DeFi Yield & Stablecoin APY Radar: Scans risk-adjusted DeFi lending and vault APYs across Base, Arbitrum, Optimism, and Polygon.
Baseyield.agentdiet.devfrom Free1 endpoint - Xxyzuniversityxyz.vercel.appOther services
XYZ University — 2025/2026 academic session school fees. Grants access to course registration.
Basexyzuniversityxyz.vercel.appfrom $0.0011 endpoint - Xxpay402.vercel.appOther services
No description yet.
Basexpay402.vercel.appfrom $1.001 endpoint - Xxinfos-x402-backend-production.up.railway.appOther services
No description yet.
Basexinfos-x402-backend-production.up.railway.appfrom $0.014 endpoints - Xx420.devOther services
No description yet.
Basex420.devfrom $1.003 endpoints - Xx402pay.vercel.appOther services
No description yet.
Basex402pay.vercel.appfrom $0.501 endpoint
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.