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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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4,503 results
Verify deliverable, code onlyAI & agentsVerify output another AI agent hands back, by code alone, for $0.005: no model call, answers in about a second. Recomputes the deliverable's written sums, totals, percentages, dates, weekdays, time spans, unit conversions, and list counts; checks lengths the task asks for; flags placeholders and prompt injection; measures words, items, and JSON shape. Signed receipt, tier lite. For every requireme
BaseBase Sepoliacrosscheckapi.comfrom $0.0051 endpoint- Ccron.memoryapi.orgDeveloper tools
Retrieve change alerts for monitored URLs. Returns list of detected changes with timestamps.
Basecron.memoryapi.orgfrom $0.0011 endpoint
Clarity Property InvestmentsOther servicesClarity Property Investments: one UK postcode district's buy-to-let figures (entry price, authority yield by property type, growth, crime, demand, schools, housing delivery) as JSON.
Baseclaritypropertyinvestments.comfrom $0.101 endpoint- CCHAPPY Japan Address PreflightAI & agents
Reproducible Japan Post evidence before an autonomous agent submits a Japanese address. One 0.02 USDC x402 call returns a fail-closed town-level consistency decision, ordered source candidates, source version and SHA-256, explicit limitations, and the next safe input action. It does not claim deliverability, residence, identity, building, or room existence.
Basechappy-japan-address-preflight.pre23964wb.workers.devfrom $0.021 endpoint - CapitolFlowMarkets & finance
Aggregate congressional buy/sell signal (last 30d)
BaseSolanaRobinhood Chain+1capitol.lonestaroracle.xyzfrom $0.052 endpoints
BrainChainAI & agentsJev hires a model for your task and grades the result. Rejected work is refunded.
Robinhood ChainBasebrain.usebrainchain.comfrom $1.001 endpoint- Aaudit.halowerk.comSocial & people
Website audit bundle for local business websites and lead qualification: performance (browser-measured), security headers and TLS, SEO basics, accessibility and AI-crawler visibility of one public page, with section scores, grades and prioritized findings, in one call.
Baseaudit.halowerk.comfrom $0.051 endpoint - Aau-company-verify.iykykblog.workers.devData & research
Verify an Australian company against the official ASIC register. Look up by ACN, ABN, or company name; returns a registration status verdict (registered / deregistered / strike-off / external administration), entity type, class, registration and deregistration dates. Data: ASIC Company Dataset via data.gov.au (CC BY 3.0 AU), ~4.0M companies.
Baseau-company-verify.iykykblog.workers.devfrom $0.051 endpoint - Aau-charity-verify.iykykblog.workers.devData & research
Verify an Australian charity against the ACNC (Australian Charities and Not-for-profits Commission) register. Look up by ABN or charity name; returns a registration verdict (registered / not_found), legal name, registration date, charity size, charity subtypes (e.g. Public Benevolent Institution), and location (town/city, state, postcode). Data: ACNC Registered Charities dataset via data.gov.au, C
Baseau-charity-verify.iykykblog.workers.devfrom $0.051 endpoint
REP Wallet ReputationSocial & peoplePaid MCP endpoint — POST a JSON-RPC tools/call. Tools: get_content / refresh_content (public profile data: github, twitter, linkedin) and the rep_* wallet-reputation tools (rep_rank, rep_rank_batch, rep_achievements, rep_persona_match, rep_profile_report). Flat USD prices per call, quoted in the 402.
Baseapp.r3p.xyzfrom $0.031 endpoint
Distro MediaSearch & webPremium news articles, books, content and blog posts from independent journalists, news teams, publishers and companies on Distro Media. Pay per article in USDC via x402. Article: How we built JournoBot, the world's first decentralized newsroom agent
Baseapp.distro.mediafrom $0.051 endpoint
x402 Identity HubAI & agentsCheck whether an ENS identity name for an AI agent, API or MCP server is available on x402 Identity Hub (*.402bot.eth, *.402api.eth, *.402mcp.eth). Returns availability, the mint fee and where to register.
Baseapi.x402id.devfrom $0.0011 endpoint- Xx402 HostingCrypto & DeFi
Create an upload session to deploy a new version of an existing project. Call this when publishing an update; it returns a presigned artifact upload URL. Only the project owner wallet can pay.
Baseapi.x402-hosting.comfrom $0.012 endpoints - MMyCO2 SuiteOther services
Batch EU CBAM: liability for a portfolio of shipments in one call (1–100 shipments; a single live ETS price is shared). Priced per shipment.
Baseapi.myco2suite.iofrom $0.021 endpoint - IIBANforgeOther services
Resolve a BIC/SWIFT code (8 or 11 chars) into the underlying bank: name, country, city, LEI, and registered head-office address (where available). Use only when you already have the BIC — for IBAN inputs, prefer /v1/iban/validate which resolves the BIC for you. Production · server processing <5ms (network excluded — measure your own round trip on GET /ping) · 121,000+ BIC entries, about two thirds
Baseapi.ibanforge.comfrom $0.0032 endpoints - /mcpSocial & people
GadgetHumans API request (1 credit)
BaseSolanaapi.gadgethumans.comfrom $0.001214 endpoints - Aapi.forum-labs.comData & research
Deep endpoint trust/QoS report for an x402 endpoint. Everything the trust score returns PLUS history detail: the full payment-terms drift log (including custody/payTo changes), the discovery/listing timeline across directories, the paid-delivery sample log, and a summarized counts-by-outcome breakdown with latency percentiles. Raw per-probe rows are never shipped. Use for auditing or investigating
Baseapi.forum-labs.comfrom $0.021 endpoint - TToken Safety VerdictCrypto & DeFi
Token safety check on Base before buying: honeypot, rug pull and scam detection. Verdict SAFE/CAUTION/SCAM with fixed reason codes and action ALLOW/BLOCK/RECHECK; admin rights, sell tax, liquidity, two independent honeypot sources plus own sale simulation of a real holder (Uniswap v4 included), check coverage and block number
Baseapi.endpointrecord.comfrom $0.021 endpoint - UUK Fuel PricesData & research
UK fuel prices per forecourt for one postcode district. Query parameter: postcode (e.g. SW1A1AA or SW1A). Returns JSON: stations, price per fuel type (E10, B7...), timestamps. Source: GOV.UK Fuel Finder. Contains public sector information licensed under the Open Government Licence v3.0. Independent; not an official government service, not endorsed by GOV.UK. Prices as published, expected pence per
Baseapi-live.ukfuelprice.workers.devfrom $0.011 endpoint - SScreenSealData & research
ScreenSeal — sanctions screening: a name checked against the OFAC SDN and EU FSF lists. Informational signal, not legal advice.
Baseapi-1-screening.agent-tollbooth.workers.devfrom $0.021 endpoint - Aagenttrust.ukAI & agents
Scan any OpenClaw SKILL.md for malware, prompt injection, exfiltration, and 37 other threat patterns. Returns risk score 0-100 and detailed findings.
Baseagenttrust.ukfrom $0.011 endpoint - Aagentic-diagrams-production.up.railway.appOther services
Generate a self-contained animated architecture diagram as HTML, SVG, MP4, WebM, GIF or PNG
Baseagentic-diagrams-production.up.railway.appfrom $0.101 endpoint
Undertow pump.fun screenSocial & peopleUse before buying a Solana pump.fun memecoin: rug check and launch screen for one mint, from our record of every pump.fun launch since mid Oct 2026. Flags: creator buy or no buy at launch, Mayhem Mode bot volume, copied ticker, fake smart-money buys, paid DexScreener profile, $50k-in-a-minute jumps, serial creators, each with the share of similar launches that migrated or hit $50k. Returns risk no
BaseSolanaundertow.mlaunch.xyzfrom $0.021 endpoint- Xx402-ai-starter.vercel.appAI & agents
Access to protected content
Base Sepoliax402-ai-starter.vercel.appfrom $0.0051 endpoint - Vvessel-verify.iykykblog.workers.devDeveloper tools
Verify a USCG-documented vessel by official number, IMO number, or name. Returns vessel name, official number, IMO, flag, service/type, tonnage, dimensions, build year and builder, hailing port, trade endorsements, and Certificate of Documentation status and expiry. Public-domain USCG 'Merchant Vessels of the United States' data. Does NOT identify vessel owners (owner data was removed from the pub
Basevessel-verify.iykykblog.workers.devfrom $0.081 endpoint - Uuk-owner-screen.iykykblog.workers.devSocial & people
UK beneficial ownership screening: company number returns persons with significant control (PSC) — name, kind, nationality, nature of control. Companies House public register data (OGL v3.0). Dates of birth never returned (UK GDPR).
Baseuk-owner-screen.iykykblog.workers.devfrom $0.101 endpoint - Ttokenctl.ioCrypto & DeFi
Risk scan for one Solana SPL token. Call it before buying, listing, accepting or recommending a token you have not vetted. Checks mint and freeze authority, holder concentration, liquidity and wash volume; pro also traces holder wallets for bot farms, shared funders and launch snipers. Returns NO_FLAGS, WATCH or RISKY with an AI summary. basic $0.02, pro $0.05. Scans that fail or have bad input ar
Solanatokenctl.iofrom $0.021 endpoint - Ssponsor-screen.iykykblog.workers.devDeveloper tools
Look up an employer's H-1B Labor Condition Application (LCA) filing history from public DOL OFLC disclosure data. Returns filing volume, certification rate, median offered wage (annualized), wage-level mix, and top occupations. Public-domain federal data.
Basesponsor-screen.iykykblog.workers.devfrom $0.081 endpoint - SSanctions List ScreeningSocial & people
AML/KYC sanctions and PEP screening for a person or company: OFAC, EU, UN, UK OFSI, SECO, BIS, World Bank + 125 national lists. Named-source match evidence.
BasePolygonArbitrum+1sanctions.use.x402atlas.comfrom $0.211 endpoint - Nnickeljoke.vercel.appAI & agents
Premium AI joke generation
Base Sepolianickeljoke.vercel.appfrom $0.0051 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.