x402watch

52,644 paid endpoints are listed. 27,290 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 2026-10-09 06:29 UTC · 52,644 probed

27,290 answering 40220,119 down4,243 rejecting992 no paywall1,829 price drift
  1. 89www.pennypress.org/essays/the-last-witnessThe Last Witness$0.05 Base319 ms–100% up
  2. 89bounty-engineer-x402-prod.onrender.com/v1/independent-pr-evidenceIndependent public GitHub pull-request head/CI verification for funded agent collaborations and automated code deliverables. Query live changed files, test-change presence, required CI statuses and exact head SHA; expose concrete reviewer blockers with a source-derived fingerprint before human or contract acceptance. No repository code is run and no claim of functional patch correctness is made.$49.90 solana439 ms–100% up
  3. 89x402-bazaar-rank.x402-bazaar-rank-worker.workers.dev/in-predictionHighest-demand x402 services tagged 'prediction': ranked by 30-day unique paying wallets, with calls, price, network and calls-per-payer for each. 14 providers and 85 paying wallets measured in this tag.$0.032 Base432 ms–100% up
  4. 89auto-earner.onrender.com/v1/decision-reportAgent Ready Decision Report$0.10 Base528 ms–100% up
  5. 89apexfaucet.xyz/api/x402/exit-check/%7Bmint%7DExit analysis: sell $N of a token and see what you actually receive, the slippage, and the largest position that exits under 5%. Constant-product maths on live pool reserves, not a safety grade.$0.004 solana565 ms–100% up
  6. 89bounty-engineer-x402-prod.onrender.com/v1/agent-handoff-capsulePackage objective, completed work, pending work, blockers, artifacts and state into a compact hashed handoff capsule so another agent can continue without replaying the whole conversation.$0.01 Base417 ms–100% up
  7. 89auto-earner.onrender.com/v1/domain-intelligenceDomain Intelligence$0.03 Base465 ms–100% up
  8. 89bounty-engineer-x402-prod.onrender.com/v1/lead-scoreRank caller-supplied startup, venture, sales or partnership leads with transparent weighted rules and matched-rule evidence.$0.005 solana344 ms–100% up
  9. 89fiatdock.com/v1/calendar/holidaysEvery holiday Nager.Date lists for a country and year (nationwide and regional, with its types), and for one date (default today, UTC): isHoliday (a nationwide Public holiday only), the other nationwide and regional holidays that day, and the next nationwide public holiday that year. Coverage depends on the source: ~200 countries, not e.g. Saudi Arabia, the UAE or India (404); regional and observance coverage varies. A country or year it does not cover is 404, an outage 502 - not charged. Paid $$0.001 Base543 ms–100% up
  10. 89fiatdock.com/v1/weather/forecastForecast for any coordinate from MET Norway's Locationforecast 2.0 (global): the current hour (temperature, humidity, wind, cloud, next-hour rain, symbol), rows up to `hours` ahead (1 h steps ~2.5 days, then 6 h, each stating its period), and up to 9 UTC-day rows with min/max (incl. MET's 6-hour extremes), total precipitation and the main condition. Times UTC; MET's CC BY 4.0 attribution included. No air quality or alerts. Upstream failure is not charged. Paid $0.0018 USDC via x402. MCP tool: we$0.0018 Base532 ms–100% up
  11. 89fiatdock.com/v1/onramp/sessionBuy USDC with the owner's OWN fiat, delivered to the agent's wallet (own-account rule applies; wallet address is locked).$0.01 Base691 ms–100% up
  12. 89x402.ochinimus.app/api/token-risk/%7Bmint%7DFetch token risk: solana token rug check / risk signals for$0.01 Base817 ms–100% up
  13. 89fiatdock.com/v1/feed/readRead any public RSS 2.0, RSS 1.0 (RDF) or Atom feed and get its title, link and description plus up to 100 items in feed order: title, link, published and updated (null when unreadable), a plain-text summary (HTML removed, at most 500 chars), author and id. Fetched through the SSRF guard (private addresses refused, at most 3 redirects, each re-checked). An HTML page answers 422 naming the feed it links to; an empty feed is 404; an unreachable feed 502 — none charged. An empty body reads https://$0.0022 Base792 ms–100% up
  14. 89toll402.dev/v1/t/cnp_ro_validateOffline validator for a Romanian CNP (Cod Numeric Personal, 13-digit personal numeric code). Checks 13-digit format, validates the sex/century digit (1-9), derives and checks a plausible birth date (YYMMDD) and county code (01-46,51,52), then verifies the checksum using key 2-7-9-1-4-6-3-5-8-2-7-9 applied to the first 12 digits, summed mod 11 (10 maps to 1), compared to the 13th digit.$0.001 Base571 ms–100% up
  15. 89api.nohumans.directory/v1/listings/%7Bid%7D/purchasesPurchase history for one listing (paid, x402, $0.01 USDC on Base).$0.01 Base628 ms–100% up
  16. 89x402-api-production-bd43.up.railway.app/weatherCurrent weather by lat/lon$0.01 Base678 ms–100% up
  17. 89x402-api-production-bd43.up.railway.app/fxLive FX exchange rate$0.01 Base867 ms–100% up
  18. 89x402-api-production-bd43.up.railway.app/newsTop 10 Hacker News stories$0.01 Base869 ms–100% up
  19. 89www.pennypress.org/glossary/ludditesLuddites$0.01 Base831 ms–100% up
  20. 89figurewell-api.cybermaxtools.com/x402/api/metricOne metric's history: first reported vs latest, restatements flagged (pay per call in USDC via x402, no key)$0.004 Base861 ms–100% up
  21. 89x402-api-production-bd43.up.railway.app/priceCurrent BTC price in USD$0.01 Base806 ms–100% up
  22. 89kristo-intelligence-api.onrender.com/api/bot-statusTelegram bot integration status$0.005 Base604 ms–100% up
  23. 89kristo-intelligence-api.onrender.com/api/statsMarket activity and daily stats$0.005 Base637 ms–100% up
  24. 89long.events/functions/v1/mcp-server/mcpSend a JSON-RPC request over streamable HTTP$0.005 387 ms–100% up
  25. 89x402-simple-data-api.parviz-gateway1.workers.dev/api/dreamDream meaning$0.01 Base477 ms–100% up
  26. 89x402-simple-data-api.parviz-gateway1.workers.dev/api/fxFX rate$0.01 Base488 ms–100% up
  27. 89x402-simple-data-api.parviz-gateway1.workers.dev/api/icecreamIce cream list$0.01 Base501 ms–100% up
  28. 89x402-simple-data-api.parviz-gateway1.workers.dev/api/hotelHotel suggestions$0.01 Base493 ms–100% up
  29. 89x402-simple-data-api.parviz-gateway1.workers.dev/api/convertUnit convert$0.01 Base486 ms–100% up
  30. 89x402-simple-data-api.parviz-gateway1.workers.dev/api/timeWorld clock$0.01 Base483 ms–100% up
  31. 89api.agishub.com/v1/qr-generateGenerate a QR code for any text or URL. (same operation, fields in the query string)$0.01 Base952 ms–100% up
  32. 89api.agishub.com/v1/linksReturn every hyperlink on a JavaScript-rendered page as a list of absolute URLs, with options to keep only visible links or only same-site links. (same operation, fields in the query string)$0.03 Base864 ms–100% up
  33. 89api.agishub.com/v1/browser-automateDrive a headless browser: open a URL and run an ordered list of steps — click, type, press keys, wait, extract text and screenshot. (same operation, fields in the query string)$0.10 Base877 ms–100% up
  34. 89api.agishub.com/v1/crawlCrawl multiple pages of a site, respecting link depth and domain limits. (same operation, fields in the query string)$0.10 Base839 ms–100% up
  35. 89api.agishub.com/v1/time-convertConvert a specific date/time from one IANA timezone to another (single or batch). (same operation, fields in the query string)$0.01 Base992 ms–100% up
  36. 89api.agishub.com/v1/time-holidayCheck whether a given date is a public holiday in a country (identified by its ISO 3166-1 alpha-2 code), and return the holiday name if so. (same operation, fields in the query string)$0.01 Base812 ms–100% up
  37. 89signalharness.ai/api/agent/services/address_checksum/invokeEVM Address Checksum$0.005 Base613 ms–100% up
  38. 89signalharness.ai/api/agent/services/solana_legacy_transaction_decode/invokeSolana Legacy Transaction Decoder$0.01 Base591 ms–100% up
  39. 89signalharness.ai/api/agent/services/solana_token2022_extensions_parse/invokeSolana Token-2022 Extension Parser$0.015 Base758 ms–100% up
  40. 89signalharness.ai/api/agent/services/prompt_structure_analyze/invokePrompt Structure Analyze$0.01 Base711 ms–100% up
  41. 89signalharness.ai/api/agent/services/model_output_consensus_analyze/invokeModel Output Consensus Analyze$0.025 Base756 ms–100% up
  42. 89signalharness.ai/api/agent/services/search_result_evidence_coverage/invokeSearch Result Evidence Coverage$0.015 Base876 ms–100% up
  43. 89signalharness.ai/api/agent/services/url_discovery_audit/invokeURL Discovery Audit$0.02 Base820 ms–100% up
  44. 89x402-extract-service.onrender.com/dnscheckDNS health audit for a domain: pass/fail verdict with A/AAAA/NS/MX/SPF/DMARC/CAA/SOA findings$0.01 Base517 ms–100% up
  45. 89api.mdataaccess.com/companyEnrich a company$0.15 Base471 ms–100% up
  46. 89api.losbeto.xyz/founding-agentFOUNDING AGENT (launch edition): $75 of call balance for $49.99 (+50% bonus, the largest in the catalog), valid for 180 days — the longest window of any balance plan — with a publicly verifiable...$49.99 Base475 ms–100% up
  47. 89figurewell-api.cybermaxtools.com/x402/api/financialsEvery filing's key metrics as first reported, known as of a date (pay per call in USDC via x402, no key)$0.004 Base320 ms–100% up
  48. 89gecko-toll-production.up.railway.app/priceGet current crypto price$0.01 Base397 ms–100% up
  49. 89www.taifoon.io/api/skills/vault-settlementThe orderbook vault's settlement record for one spot fill, with the reconcile reading$0.50 Base588 ms–100% up
  50. 89basewhale-x402.vercel.app/v1/whale-statsWhale Activity Stats (x402 Paid)$0.02 Base524 ms–100% up
  51. 89basewhale-x402.vercel.app/v1/whalesGet Live Whale Transfers (x402 Paid)$0.02 Base417 ms–100% up
  52. 89agent-margin-router-production.up.railway.app/agent-wallet-snapshotOne-call wallet snapshot: native + ERC-20 balances, gas price, USD totals$0.02 Base357 ms–100% up
  53. 89agent-margin-router-production.up.railway.app/geo-ipIP geolocation + ASN$0.005 Base345 ms–100% up
  54. 89agent-margin-router-production.up.railway.app/crypto-ohlcvCrypto OHLCV candles (Binance/Coinbase)$0.005 Base337 ms–100% up
  55. 89settled.tools/v1/payto/%7Baddress%7DSeller reputation by recipient address ($0.005 via x402, or pass)$0.005 Base543 ms–100% up
  56. 89pyfile-agent.taile3ff35.ts.net/data/bench/freshGenerate fresh unseen benchmark tasks from a seed: ?worlds=calendars,logic&levels=1,2&per_level=2&seed=<hex>. Returns prompts + refs + sha256 commit, no answers. Evaluation you cannot prepare for.$0.01 Base744 ms–100% up
  57. 89orbitwren.cybermax-tools.workers.dev/api/alertsOrbitwren Alerts: new orbital data center projects, launch date changes and launches (paid key) 494 ms–100% up
  58. 89utilsforagents.com/v1/image/exif-summaryExtract EXIF data from JPEG$0.003 Base332 ms–100% up
  59. 89utilsforagents.com/v1/html/fetch-markdownFetch URL and convert to Markdown$0.003 Base315 ms–100% up
  60. 89pyfile-agent.taile3ff35.ts.net/data/bench/leaderboardMachine-readable leaderboard across all benchmark runs: per-candidate accuracy, contamination gap (old vs fresh), technical errors. The JSON behind the public leaderboard.$0.01 Base494 ms–100% up
  61. 89api.teppi.xyz/v1/web/evidenceReturns source urls and verbatim quotations for a factual query, where every quote can be found at the url it cites.$0.02 Base549 ms–100% up
  62. 89desk-x402.desk-x402-gh.workers.dev/v1/memecoin-scoreMemecoin score rule-based (1.00 USDC)$1.00 Base804 ms–100% up
  63. 89desk-x402.desk-x402-gh.workers.dev/pons/filterPons launch filter (1.00 USDC)$1.00 Base667 ms–100% up
  64. 89desk-x402.desk-x402-gh.workers.dev/v1/native-balanceNative balance + nonce (0.01 USDC)$0.01 Base664 ms–100% up
  65. 89api.teppi.xyz/v1/docs/extractReturns structured json extracted from a public pdf or html document url. Use when you have a document link and need typed fields.$0.02 Base528 ms–100% up
  66. 89api.teppi.xyz/v1/companies/lookupReturns legal entities matching a company name or lei, with jurisdiction, status and registered city, as the global lei registry publishes them.$0.02 Base697 ms–100% up
  67. 89edge.innovalyxx.com/mcp/tools/memory.tool_contextRetrieve non-sensitive metadata on prior tool invocations for an entity (count, timestamps, last hash). Never returns ciphertext. Compliance: GDPR Art. 5, 15. Cost $0.01 per call.$0.01 Base1000 ms–100% up
  68. 89api.x402-hosting.com/v1/projects/%7Bid%7D/uploadsCreate a wallet-bound deployment upload session for $0.01$0.01 Base765 ms–100% up
  69. 89x402.wach.ai/resolveTokenResolve a token ticker symbol to a Base token contract address, metadata, decimals, and verification status.$0.01 Base852 ms–100% up
  70. 89x402.wach.ai/mpp/verify-tokenComprehensive token verification report, token metadata, and risk signals powered by WachAI for EVM and Solana assets.$0.01 Base433 ms–100% up
  71. 89x402.wach.ai/mpp/buyTokenBuy any Base token with a fixed 0.48 USDC swap and 0.02 USDC platform fee.$0.50 Base445 ms–100% up
  72. 89x402.wach.ai/mpp/resolveTokenResolve a token ticker symbol to a Base token contract address, metadata, decimals, and verification status.$0.01 Base424 ms–100% up
  73. 89api.zlovev.com/api/cn/quoteReal-time China A-share stock quote by 6-digit code: price, change%, open/high/low, volume, turnover, market cap$0.005 Base572 ms–100% up
  74. 89api.zlovev.com/api/web/readFetch any web page and return clean LLM-ready text$0.005 Base525 ms–100% up
  75. 89scvd.store/api/buy/aura_walkHave models of different strength shop my x402 door cold and show me where each one stalled$150.00 Base512 ms–100% up
  76. 89api.hergertsynthora.com/v1/historical-weatherSYNTHORA Historical Weather$0.03 Base455 ms–100% up
  77. 89carefree-embrace-production-617a.up.railway.app/checkInspect a Base token contract$0.01 Base354 ms–100% up
  78. 89onvexia.com/graphqlGraphQL metrics endpoint$0.001 Base511 ms–100% up
  79. 89mcp.blocksize.info/v1/snapshots/macroMulti Asset Macro Snapshot$1.00 solana522 ms–100% up
  80. 89mcp.blocksize.info/v1/briefs/marketAgent Market Brief$0.25 solana440 ms–100% up
  81. 89mcp.blocksize.info/v1/signals/solana-token-briefSolana Token Brief$1.00 solana498 ms–100% up
  82. 89onvexia.com/v1/scores/altrank/topGet top AltRanks$0.003 Base568 ms–100% up
  83. 89onvexia.com/v1/scores/galaxy/topGet top Galaxy Scores$0.003 Base544 ms–100% up
  84. 89onvexia.com/v1/social/influencers/%7Basset%7DGet influencers$0.002 Base518 ms–100% up
  85. 89onvexia.com/v1/analytics/signalsGet trading signals$0.002 Base501 ms–100% up
  86. 89onvexia.com/v1/assets/%7Bsymbol%7DGet asset by symbol$0.001 Base491 ms–100% up
  87. 89onvexia.com/v1/graph/constellationCo-mention constellation$0.001 Base507 ms–100% up
  88. 89mcp.blocksize.info/v1/signals/trader-alpha-packTrader Alpha Pack$2.50 solana400 ms–100% up
  89. 89scrape-toll-production.up.railway.app/scrapeScrape URL to clean text$0.02 Base305 ms–100% up
  90. 89onvexia.com/v1/alerts/%7Bid%7D/deliveriesList rule deliveries$0.001 Base332 ms–100% up
  91. 89onvexia.com/v1/alerts/%7Bid%7D/testSend test$0.001 Base334 ms–100% up
  92. 89onvexia.com/v1/alerts/%7Bid%7D/webhook-secretReveal secret$0.001 Base480 ms–100% up
  93. 89onvexia.com/v1/analytics/leading-indicators/%7Bsymbol%7DGet leading indicators$0.002 Base428 ms–100% up
  94. 89onvexia.com/v1/analytics/signals/%7Bsymbol%7DGet signals for asset$0.002 Base421 ms–100% up
  95. 89onvexia.com/v1/metrics/%7Bslug%7D/timeseries/multiOne metric across many assets$0.001 Base411 ms–100% up
  96. 89onvexia.com/v1/ohlcvWhat can be charted as candles$0.001 Base399 ms–100% up
  97. 89onvexia.com/v1/predictions/assets/%7Bsymbol%7D/historyGet prediction history$0.01 Base373 ms–100% up
  98. 89onvexia.com/v1/tokenized/basisTokenized equity wrapper basis$0.001 Base354 ms–100% up
  99. 89onvexia.com/v1/whales/exchange-flows/summaryGet exchange flows summary$0.002 Base358 ms–100% up
  100. 89onvexia.com/v1/labelsBrowse labelled addresses$0.001 Base352 ms–100% up