x402watch

22,937 paid endpoints are listed. 21,869 answered a real 402 at the last check.

Every x402 endpoint on the Coinbase Bazaar and x402scan, probed unpaid every six hours. A listing tells you the price a seller wrote down. This tells you whether the endpoint is reachable, whether it charges what it declared, and how fast it answers. Ranked by an assay score out of 100.

Last check 2026-10-02 12:47 UTC · 22,937 probed

21,869 answering 402548 down397 rejecting123 no paywall2,399 price drift
  1. 100x402.forgemesh.io/vehicle-complaint-searchSearch the official consumer defect-complaint file for any vehicle: pass VIN or year/make/model plus an optional component filter and get matching reports with severity flags (crash, fire, injuries, deaths) and owner narratives. Total matched count included — high counts are themselves a buying signal.$0.005 Base88 ms2 payers100% up
  2. 100x402.forgemesh.io/recalls-by-vinRecall check straight from a VIN: the vehicle is decoded automatically, then matched against official safety recall campaigns — campaign number, component, what can fail, the risk, and the free remedy owed by the manufacturer. Fire-risk park-outside campaigns are flagged. One call, structured JSON.$0.005 Base127 ms2 payers100% up
  3. 100x402.forgemesh.io/gas-mileage-lookupGas mileage checker: authoritative city/highway/combined MPG for any US light-duty vehicle model year 1984 or newer, with fuel type, greenhouse-gas score, and estimated annual fuel spend. VIN input is decoded automatically; fuzzy model matching bridges naming differences. For automotive and budgeting agents.$0.005 Base109 ms2 payers100% up
  4. 100x402.forgemesh.io/fuel-cost-lookupAnnual fuel cost estimate for a specific vehicle: official fuel-economy record with combined MPG and a yearly fuel cost figure at average prices and 15,000 miles/year, plus CO2 emissions per mile. Compare candidate vehicles' running costs in one call each. Query by year/make/model, VIN, or variant id.$0.005 Base85 ms2 payers100% up
  5. 100x402.forgemesh.io/decode-vinDecode a vehicle identification number to full structured specs: make, model, year, trim, body style, engine details, transmission, drive type, and manufacturing plant as clean JSON. Accepts full 17-char VINs or partials with * wildcards. For listing enrichment, insurance quoting, and vehicle-history agents.$0.005 Base132 ms2 payers100% up
  6. 100x402.forgemesh.io/crash-test-ratingsCrash-test results for US-market vehicles: government 5-star program scores covering frontal and side impacts, side pole, and rollover, plus safety-feature flags like electronic stability control and forward-collision warning. Query by VIN or year/make/model; unrated vehicles return a clear not-found answer.$0.005 Base113 ms2 payers100% up
  7. 100x402.forgemesh.io/car-safety-ratingsCar safety star ratings from government crash testing: overall, front, side, and rollover ratings (1-5 stars) for any rated year/make/model or VIN, with per-seat breakdowns and rollover probability. Lists sibling variants (body styles, drivetrains) so agents can rate the exact configuration. Structured JSON.$0.005 Base107 ms2 payers100% up
  8. 100x402.forgemesh.io/car-recallsCar recall lookup: give a VIN or year/make/model and get every official safety recall campaign — component, defect summary, consequence, remedy, and urgent do-not-drive or park-outside flags — newest data as structured JSON. Check any used car before purchase or any fleet vehicle for open campaigns.$0.005 Base96 ms2 payers100% up
  9. 100x402.forgemesh.io/car-problem-reportsOwner-reported problem lookup for US vehicles: every defect report on file for a year/make/model with component, incident date, and a plain-language description of what went wrong. VIN input is auto-identified. Use it to spot pattern failures — transmissions, airbags, brakes — before purchase or repair.$0.005 Base108 ms2 payers100% up
  10. 100x402.forgemesh.io/car-mpg-lookupMPG lookup for any US-market car since 1984: official test-cycle city, highway, and combined miles per gallon plus fuel type and CO2 per mile, by year/make/model or VIN. Multiple engine/transmission variants are returned with ids so you can query the exact one. Clean structured JSON.$0.005 Base86 ms2 payers100% up
  11. 100x402.forgemesh.io/car-complaintsCar complaint records: what real owners reported failing on a given year/make/model or VIN — component, narrative summary, crash/fire flags, injuries, and dates, newest first as structured JSON. Filter by component keyword to target a suspected problem area before buying or diagnosing.$0.005 Base83 ms2 payers100% up
  12. 100x402.forgemesh.io/vehicle-top-failuresReliability intelligence for any US-market vehicle: every consumer defect complaint on file for a year/make/model (or VIN) aggregated into a ranked top-failure-components report — complaint counts and percentage share per component, plus crash, fire, injury, and death totals. One call answers 'what actually breaks on this car?' For buy/avoid decisions, warranty pricing, and inspection checklists. Response includes affiliate offers for full VIN history reports.$0.01 Base119 ms2 payers100% up
  13. 100x402.forgemesh.io/top-failure-componentsTop failing components for any vehicle: the complete consumer complaint file for a year/make/model distilled into a ranked component-failure table with counts and share percentages, plus severity totals. VIN input is auto-identified. The single-call answer to 'what goes wrong with this car?'$0.01 Base154 ms2 payers100% up
  14. 100x402.forgemesh.io/lobbying-filingsLobbying disclosure filings: who is lobbying the US federal government, for whom, and on what — quarterly registrations and reports with client, lobbying firm, income or expenses, specific issues text, and the individual lobbyists named on each filing. Filter by client company, lobbying firm, or year. Follow-the-influence data for policy, market-intel, and accountability agents.$0.01 Base147 ms2 payers100% up
  15. 100x402.forgemesh.io/common-car-problemsCommon problems lookup for US vehicles: aggregates every owner-filed defect report into the definitive ranked list of trouble spots — transmission, airbags, brakes, electrical — with complaint counts, percentage share, and crash/fire severity totals. Built for used-car advisors and mechanic triage agents.$0.01 Base173 ms2 payers100% up
  16. 100x402.forgemesh.io/car-reliability-reportCar reliability report computed from the full official defect-complaint record: which components fail most on a given year/make/model, how often, and how severe (crashes, fires, injuries, deaths). Ranked structured JSON — compare two candidate used cars side by side before recommending either.$0.01 Base131 ms2 payers100% up
  17. 100proxy.suverse.io/v1/data/weather-forecast-nycFree weather data from Open-Meteo. Current temperature, conditions, wind for any location (default NYC, customizable via query params). No upstream API key. AI agent travel context, logistics weather, local recommendation, geocoded forecast API.$0.05 Base282 ms2 payers100% up
  18. 100agent-memory-api-production-f2c4.up.railway.app/v1/memories/bazaar-seedList all stored memories in a namespace, most recently updated first. Returns a JSON array of memory records.$0.001 Base80 ms2 payers100% up
  19. 100agent-treats-production.up.railway.app/api/factGenuinely fascinating fun fact about science, history, nature, or the universe.$0.001 Base300 ms2 payers100% up
  20. 100desanatization-production.up.railway.app/api/resourcePII sanitization for AI agents$0.01 Base194 ms2 payers100% up
  21. 100twin.unykorn.org/genesis-simGenesis agent-economy simulation — Genesis402 / UnyKorn Operator Network$0.25 Base127 ms2 payers100% up
  22. 100gateway.spraay.app/api/v1/rpc/chainsList supported RPC chains and methods.$0.001 Base128 ms2 payers100% up
  23. 100apexrunner.ai/signals/regimeAPEX Runner: Regime Signal$0.007 Base78 ms2 payers100% up
  24. 100gateway.spraay.app/api/v1/modelsList AI models.$0.001 Base138 ms2 payers100% up
  25. 100minia2a.uk/x402/x402-mathminia2a service: x402-math$0.01 Base298 ms2 payers100% up
  26. 100minia2a.uk/x402/xml-validateminia2a service: x402-xml-validate$0.01 Base164 ms2 payers100% up
  27. 100minia2a.uk/x402/x402-hexminia2a service: x402-hex$0.01 Base215 ms2 payers100% up
  28. 100minia2a.uk/x402/uppercaseRatiominia2a service: x402-uppercase-ratio$0.01 Base169 ms2 payers100% up
  29. 100minia2a.uk/x402/tx-decodeminia2a service: x402-tx-decode$0.01 Base174 ms2 payers100% up
  30. 100minia2a.uk/x402/tictactoe-moveminia2a service: x402-tictactoe-move$0.01 Base159 ms2 payers100% up
  31. 100minia2a.uk/x402/stringCompareminia2a service: x402-string-compare$0.01 Base243 ms2 payers100% up
  32. 100minia2a.uk/x402/significantDigitsminia2a service: x402-significant-digits$0.01 Base227 ms2 payers100% up
  33. 100minia2a.uk/x402/sig-figsminia2a service: x402-sig-figs$0.01 Base175 ms2 payers100% up
  34. 100minia2a.uk/x402/sentimentLexicon-based analysis.$0.01 Base162 ms2 payers100% up
  35. 100minia2a.uk/x402/random-companyminia2a service: x402-random-company$0.01 Base234 ms2 payers100% up
  36. 100minia2a.uk/x402/prompt-templatesAI prompt template library.$0.01 Base173 ms2 payers100% up
  37. 100minia2a.uk/x402/movingSumminia2a service: x402-moving-sum$0.01 Base176 ms2 payers100% up
  38. 100minia2a.uk/x402/markdownminia2a service: x402-markdown$0.01 Base203 ms2 payers100% up
  39. 100minia2a.uk/x402/keywordsminia2a service: x402-keywords$0.01 Base180 ms2 payers100% up
  40. 100minia2a.uk/x402/keywordDensityminia2a service: x402-keyword-density$0.01 Base188 ms2 payers100% up
  41. 100minia2a.uk/x402/isPowerfulminia2a service: x402-is-powerful$0.01 Base180 ms2 payers100% up
  42. 100minia2a.uk/x402/isIpv4minia2a service: x402-is-ipv4$0.01 Base207 ms2 payers100% up
  43. 100minia2a.uk/x402/http-analyzeminia2a service: x402-http-analyze$0.01 Base171 ms2 payers100% up
  44. 100minia2a.uk/x402/email-verifyminia2a service: x402-email-verify$0.01 Base219 ms2 payers100% up
  45. 100minia2a.uk/x402/dnsminia2a service: x402-dns$0.01 Base206 ms2 payers100% up
  46. 100minia2a.uk/x402/dateToUnixminia2a service: x402-date-to-unix$0.01 Base229 ms2 payers100% up
  47. 100minia2a.uk/x402/capital-cityminia2a service: x402-capital-city$0.01 Base209 ms2 payers100% up
  48. 100minia2a.uk/x402/capRateminia2a service: x402-cap-rate$0.01 Base168 ms2 payers100% up
  49. 100minia2a.uk/x402/ai-summarizeSummarize a text with AI.$0.01 Base246 ms2 payers100% up
  50. 100minia2a.uk/x402/stripTagsminia2a service: x402-strip-tags$0.01 Base155 ms2 payers100% up
  51. 100minia2a.uk/x402/quickSortminia2a service: x402-quick-sort$0.01 Base156 ms2 payers100% up
  52. 100minia2a.uk/x402/powerSeriesminia2a service: x402-power-series$0.01 Base157 ms2 payers100% up
  53. 100minia2a.uk/x402/newsminia2a service: x402-news$0.01 Base157 ms2 payers100% up
  54. 100minia2a.uk/x402/isPrimitiveRootminia2a service: x402-is-primitive-root$0.01 Base154 ms2 payers100% up
  55. 100minia2a.uk/x402/isAutomorphicNumberminia2a service: x402-is-automorphic-number$0.01 Base155 ms2 payers100% up
  56. 100minia2a.uk/x402/hectaresToAcresminia2a service: x402-hectares-to-acres$0.01 Base153 ms2 payers100% up
  57. 100minia2a.uk/x402/grepLinesminia2a service: x402-grep-lines$0.01 Base154 ms2 payers100% up
  58. 100minia2a.uk/x402/grayCodeminia2a service: x402-gray-code$0.01 Base152 ms2 payers100% up
  59. 100minia2a.uk/x402/funding-rateminia2a service: x402-funding-rate$0.01 Base155 ms2 payers100% up
  60. 100minia2a.uk/x402/formatBytesminia2a service: x402-format-bytes$0.01 Base156 ms2 payers100% up
  61. 100minia2a.uk/x402/erc1155-infominia2a service: x402-erc1155-info$0.01 Base154 ms2 payers100% up
  62. 100minia2a.uk/x402/distance2dminia2a service: x402-distance2d$0.01 Base159 ms2 payers100% up
  63. 100minia2a.uk/x402/digitCountminia2a service: x402-digit-count$0.01 Base154 ms2 payers100% up
  64. 100minia2a.uk/x402/dex-priceminia2a service: x402-dex-price$0.01 Base156 ms2 payers100% up
  65. 100minia2a.uk/x402/cartesianProductminia2a service: x402-cartesian-product$0.01 Base158 ms2 payers100% up
  66. 100minia2a.uk/x402/binomialminia2a service: x402-binomial$0.01 Base155 ms2 payers100% up
  67. 100minia2a.uk/x402/arithmeticSeriesSumminia2a service: x402-arithmetic-series-sum$0.01 Base150 ms2 payers100% up
  68. 100api.signalfuse.co/v1/signal/SOLFused directional trading signal with confidence score$0.01 Base95 ms2 payers100% up
  69. 100x402.billionaireorder.com/v1/farcaster-graphM2M: Input fid or wallet. Output followers, following, clusters, funder_address, is_farm via Neynar. For KOL tracking, airdrop sybil filter, copy-trading vetting. Pay-per-call $0.01 USDC Base eip155:8453$0.01 Base141 ms2 payers100% up
  70. 100api.signalfuse.co/v1/signal/WIFFused directional trading signal with confidence score$0.01 Base74 ms2 payers100% up
  71. 100defi.hugen.tokyo/defi/addressAddress security check — detect malicious wallets, known phishing addresses, scam contracts, and blacklisted entities across all EVM chains. Chain-independent lookup against multi-chain security databases. No API keys needed. Accepts USDC payments on Base and Solana$0.01 Base200 ms2 payers100% up
  72. 100x402.billionaireorder.com/v1/farcaster-recallM2M memory recall: semantic search over graph_memory + farcaster_graph. Input query + fid. Output facts. Pay-per-call $0.01 USDC Base$0.01 Base140 ms2 payers100% up
  73. 100defi.hugen.tokyo/defi/phishingCheck if a URL is a known crypto phishing or scam site — covers fake DEX frontends, wallet drainers, approval phishing pages, and counterfeit protocol clones. Real-time detection against threat intelligence databases. No API keys needed. Accepts USDC payments on Base and Solana$0.01 Base220 ms2 payers100% up
  74. 100api.healthparse.io/v1/prices/stats/:codeNational price statistics for a billing code (CPT/HCPCS/MS-DRG) from hospital price-transparency files: median and spread of payer-negotiated rates. Answers: what is a fair price for this procedure? Shape varies: a code under one billing_code_type (common case) returns the flat row shown below; a code ambiguous across types instead returns { billing_code, stats_by_type: [...] } — check for a top-level stats_by_type array to tell them apart.$0.005 Base198 ms2 payers100% up
  75. 100twin.unykorn.org/price/xdce-crowd-saleXDC Network (XDC) price in USD now, with 24h and 7d change — Genesis402 / UnyKorn Operator Network$0.001 Base199 ms2 payers100% up
  76. 100twin.unykorn.org/web/page-metaPage metadata: Open Graph, Twitter card, canonical, feeds, JSON-LD types, language — Genesis402 / UnyKorn Operator Network$0.002 Base74 ms2 payers100% up
  77. 100twin.unykorn.org/web/headers-auditWebsite security-headers audit with A-F grade, cookie flags and version leaks — Genesis402 / UnyKorn Operator Network$0.002 Base59 ms2 payers100% up
  78. 100twin.unykorn.org/web/email-checkEmail/domain deliverability check: MX, provider, SPF, DMARC policy, disposable flag — Genesis402 / UnyKorn Operator Network$0.002 Base61 ms2 payers100% up
  79. 100twin.unykorn.org/research/isbnISBN lookup: title, publisher, date, pages — Genesis402 / UnyKorn Operator Network$0.002 Base65 ms2 payers100% up
  80. 100twin.unykorn.org/research/hn-searchHacker News search: stories or comments, by relevance or recency — Genesis402 / UnyKorn Operator Network$0.002 Base61 ms2 payers100% up
  81. 100twin.unykorn.org/records/fx-historyExchange-rate history between two dates — Genesis402 / UnyKorn Operator Network$0.002 Base64 ms2 payers100% up
  82. 100twin.unykorn.org/defi/protocol-searchFind DeFi protocols by name or token symbol (DefiLlama index of 6,000+) — Genesis402 / UnyKorn Operator Network$0.002 Base62 ms2 payers100% up
  83. 100twin.unykorn.org/defi/chainsBlockchains ranked by DeFi TVL with market share — Genesis402 / UnyKorn Operator Network$0.002 Base63 ms2 payers100% up
  84. 100twin.unykorn.org/ai/language-detectDetect the language and script of a text — Genesis402 / UnyKorn Operator Network$0.002 Base66 ms2 payers100% up
  85. 100twin.unykorn.org/research/npm-packagenpm package facts: latest version, license, weekly downloads, deps, types, deprecation — Genesis402 / UnyKorn Operator Network$0.002 Base61 ms2 payers100% up
  86. 100twin.unykorn.org/ai/json-repairRepair malformed JSON (trailing commas, single quotes, code fences, Python literals) — Genesis402 / UnyKorn Operator Network$0.002 Base64 ms2 payers100% up
  87. 100twin.unykorn.org/web-extractWeb page to clean text: title, description, headings, links and readable text from any public URL — Genesis402 / UnyKorn Operator Network$0.004 Base172 ms2 payers100% up
  88. 100twin.unykorn.org/v1/chat/completionsOpenAI-compatible chat completions over x402 (local GPU models, no API key) — Genesis402 / UnyKorn Operator Network$0.005 Base252 ms2 payers100% up
  89. 100twin.unykorn.org/solana-txOne Solana transaction, with its SOL and SPL balance changes — Genesis402 / UnyKorn Operator Network$0.005 Base166 ms2 payers100% up
  90. 100twin.unykorn.org/screen/entityGlobal company lookup: any company worldwide by name, LEI or SEC CIK, with its ownership parents — Genesis402 / UnyKorn Operator Network$0.01 Base93 ms2 payers100% up
  91. 100twin.unykorn.org/wallet-opsLive multi-chain treasury balance read — Genesis402 / UnyKorn Operator Network$0.25 Base298 ms2 payers100% up
  92. 100archtools.dev/v1/tools/webhook-sendPOST any JSON payload to any webhook URL with custom headers and method. Let your agent trigger downstream systems in one call. Pay per call with USDC (x402) or credits - archtools.dev$0.01 Base146 ms2 payers100% up
  93. 100archtools.dev/v1/tools/transform-textTransform text (10 modes: slug, camel, base64...). Pay per call with USDC (x402) or credits - archtools.dev$0.01 Base191 ms2 payers100% up
  94. 100archtools.dev/v1/tools/crypto-sentimentGet community sentiment for a cryptocurrency. Pay per call with USDC (x402) or credits - archtools.dev$0.01 Base223 ms2 payers100% up
  95. 100api.govparse.io/v1/stats/companiesHow big is the FirmStanding employer entity graph right now? Headline aggregates: resolved employer entities and how many appear in 2+ federal sources, states covered, record links by source system (whd, osha, echo, oflc, fmcsa, leie, sam_exclusions), and raw records on file per dataset.$0.001 Base151 ms2 payers100% up
  96. 100api.govparse.io/v1/patents/searchWhich companies just got a US patent, and in what technology? Search recent granted patents (PatentsView, CC BY 4.0) by assignee organization (the company), inventor, CPC subclass/section, patent type, or assignee state/country and grant-date window. new_assignee=true isolates patents from an org with its first-ever grant (emerging/stealth signal); flipped_inventor=true finds a patent whose assignee gained an inventor from a prior different assignee (talent move). Public grants, observational.$1.25 Base251 ms2 payers100% up
  97. 100phion.systems/v1/paid/fetch-evidenceIndependent, prompt-injection-screened, hashed and signed web evidence for AI agents$0.004 Base195 ms2 payers100% up
  98. 100api.signalfuse.co/v1/sentiment/PLTRModernFinBERT social sentiment for equity tickers$0.002 Base298 ms2 payers100% up
  99. 100api.signalfuse.co/v1/sentiment/METAModernFinBERT social sentiment for equity tickers$0.002 Base78 ms2 payers100% up
  100. 100api.signalfuse.co/v1/sentiment/GOOGLModernFinBERT social sentiment for equity tickers$0.002 Base82 ms2 payers100% up