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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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2,935 results
war-tracker.comData & researchEvent-type hub page at /event-type/{slug}. Aggregates events matching one classification slug (e.g. drone-strike, airstrike, skirmish). HTML with embedded CollectionPage + Dataset JSON-LD pointing back at /api/v1/events?event_type={slug}.
Basewar-tracker.comfrom $0.00154 endpoints- Wwallet-sanctions.use.x402atlas.comCrypto & DeFi
No description yet.
Basewallet-sanctions.use.x402atlas.comfrom $0.012 endpoints - DDevrynoOther services
Name, symbol and decimals for an ERC-20 on Base. $0.002 USDC on Base.
Basevolkov.evgeny.m2.fvds.rufrom $0.0016 endpoints - Vvoixoff-fr.netlify.appAI & agents
x402 MCP Tools: Generate a QR code (URL, text, vCard or WiFi) as a base64 PNG.
Basevoixoff-fr.netlify.appfrom $0.011 endpoint - Vvmi3089643.contaboserver.netDeveloper tools
Email address verification: syntax, domain, MX records, disposable/free-provider detection, score
Basevmi3089643.contaboserver.netfrom $0.0012 endpoints - Vvm5-openapi-x402.onrender.comDeveloper tools
Original demonstration CSV integrity report (duplicate normalized rows, invalid email/number/date, formula injection warning, inconsistent row width). Source CSV and code are public/reproducible; purchase is hosted report convenience, not exclusive IP or customer history.
Basevm5-openapi-x402.onrender.comfrom $0.00114 endpoints - Vvizor-api.vercel.appOther services
No description yet.
Solanavizor-api.vercel.appfrom $0.012 endpoints - VvibeCrypto & DeFi
AI verdict on a Base token: grade, one-liner, roast and onchain metrics (entertainment, not advice).
Basevibe.node01.orgfrom $0.011 endpoint - PProofwireDeveloper tools
Resolved A/AAAA/CNAME/MX/TXT/NS/CAA from public resolvers with parsed SPF, DMARC and DKIM, for setup verification.
Baseverify.reversecaptcha.funfrom $0.0016 endpoints - Vverify-serviceData & research
Verify an x402 endpoint: reachable? 402? latency p50/p95? indexed in catalog?
Baseverify-service.node01.orgfrom $0.0011 endpoint 
402xAgent CheckOther servicesx402 Endpoint Spot-Check: SSRF-safe probe of a public URL for an x402 PAYMENT-REQUIRED challenge. Never pays the target. $0.01 USDC on Base after 1 free check per UTC day.
Baseverified-catalog-lookup.withgrokbot.workers.devfrom $0.012 endpoints- Vverdict.scriptmasterlabs.comOther services
SML Verdict Protocol decision receipt
Baseverdict.scriptmasterlabs.comfrom $0.012 endpoints - Vvenue-watch.fantastic-snowstorm.workers.devAI & agents
Live + curated status of venues that pay AI agents (rail, KYC, agent policy, open tasks, sources)
Basevenue-watch.fantastic-snowstorm.workers.devfrom $0.0032 endpoints - Vventis-production.up.railway.appCrypto & DeFi
Ventis market_brief: one-call crypto snapshot (global stats, sentiment, movers, trending, funding) over MCP.
Solanaventis-production.up.railway.appfrom $0.0042 endpoints - Vv402pay.onvoyage.aiCrypto & DeFi
Pay $0.01 to unlock "Crypto Market Trends: Regulation, Innovation, and ..."
Solanav402pay.onvoyage.aifrom $0.015 endpoints - NNAIF EU Web IntelligenceOther services
Fast European HTTP status and TLS preview
Basev2202609421025522662.hotsrv.defrom $0.0011 endpoint - Vv0-x402-endpoint.vercel.appCrypto & DeFi
Real-time crypto price feed for a given symbol (e.g. BTC, ETH, SOL).
Basev0-x402-endpoint.vercel.appfrom $0.0051 endpoint - Vv0-x402-endpoint-creation.vercel.appAI & agents
AI-generated market insight for a given topic
Basev0-x402-endpoint-creation.vercel.appfrom $0.011 endpoint - Vv0-x402-endpoint-creation-o5.vercel.appOther services
Get a random inspirational quote
Basev0-x402-endpoint-creation-o5.vercel.appfrom $0.011 endpoint - Vv0-x402-enabled-endpoint-ochre.vercel.appAI & agents
AI-generated market insight (one-shot).
Basev0-x402-enabled-endpoint-ochre.vercel.appfrom $0.011 endpoint - Uusdc-receipt-verifier.soloearn.workers.devOther services
Verify that a Base mainnet transaction paid at least N USDC to an address (optionally from a given sender, with K confirmations). Returns matched transfer, block time and confirmations. Read-only.
Baseusdc-receipt-verifier.soloearn.workers.devfrom $0.0051 endpoint - Uurl-extractor.x402.paysponge.comDeveloper tools
Service: Website URL Extractor (https://url-extractor.x402.paysponge.com/url/:domain)
Baseurl-extractor.x402.paysponge.comfrom $0.011 endpoint - Uunderscoredone.comOther services
No description yet.
Baseunderscoredone.comfrom $0.012 endpoints - Uuncorrupting-undeviatingly-buford.ngrok-free.devOther services
No description yet.
Baseuncorrupting-undeviatingly-buford.ngrok-free.devfrom $0.0011 endpoint - TTxWhyCrypto & DeFi
Repair a failing Solana transaction: exact cause, rebuilt unsigned transaction, simulation proof, verification.
Solanatxwhy.vercel.appfrom $0.0011 endpoint - Ttwitterapi-x402.vercel.appSocial & people
Get user's latest tweets
Basetwitterapi-x402.vercel.appfrom $0.011 endpoint - Ttwit-api-production-de12.up.railway.appOther services
No description yet.
Basetwit-api-production-de12.up.railway.appfrom $0.0055 endpoints - AAgent Change RadarSocial & people
Deterministic static triage of public Solidity repositories. Returns ranked risky-code review leads; no live-chain access.
Basetutevpsjeewjulryvvdo.supabase.cofrom $0.0014 endpoints - Ttrust.terramike.comSearch & web
Search the TrustLink verified XRPL link registry (up to 10 ranked matches with verification receipts).
Basetrust.terramike.comfrom $0.011 endpoint 
tripadvisor.x402.paysponge.comImages, audio & videoService: Tripadvisor (https://tripadvisor.x402.paysponge.com/api/v1/location/:locationId/photos)
Basetripadvisor.x402.paysponge.comfrom $0.015 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.