x402watch

37,707 paid endpoints are listed. 23,020 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 2026-09-30 05:46 UTC · 37,707 probed

23,020 answering 4029,132 down4,532 rejecting1,023 no paywall2,818 price drift
  1. 19song.money/x402/songsBuy Song$4.00 Baserejecting–0% up
  2. 19song.money/x402/payoutPayout rejecting–0% up
  3. 19www.korusmusic.co/api/v1/licenses/verify/%7BlicenseKey%7DVerify a license key is currently active (public, no session). rejecting–0% up
  4. 19song.money/x402/earningsEarnings rejecting–0% up
  5. 19x402-market-seven.vercel.app/api/base/wallet-balanceRead the live native ETH balance for one Base address.$0.003 Baserejecting–0% up
  6. 19x402-market-seven.vercel.app/api/base/nonceReturn the current transaction nonce for one Base address.$0.003 Baserejecting–0% up
  7. 19x402-market-seven.vercel.app/api/base/contract-codeCheck live Base bytecode and report whether an address is a deployed contract.$0.003 Baserejecting–0% up
  8. 19x402-market-seven.vercel.app/api/base/allowanceRead an ERC-20 allowance on Base for owner and spender.$0.003 Baserejecting–0% up
  9. 19x402-market-seven.vercel.app/api/base/eth-callExecute one read-only eth_call against a Base contract at a chosen block tag.$0.005 Baserejecting–0% up
  10. 19api.mach.gallery/api/base/nonceGet the current transaction nonce for a Base wallet before broadcasting a transaction.$0.005 Baserejecting–0% up
  11. 19api.mach.gallery/api/base/eth-callMake a read-only smart-contract call on Base with eth_call without sending a transaction.$0.005 Baserejecting–0% up
  12. 19agent-json-reliability.onrender.com/v1/json/inspectInspect rejecting–0% up
  13. 19agent-json-reliability.onrender.com/v1/json/validateValidate rejecting–0% up
  14. 19agent-json-reliability.onrender.com/v1/json/repairRepair rejecting–0% up
  15. 19agent-json-reliability.onrender.com/v1/catalog/selectCatalog Select rejecting–0% up
  16. 19laso.finance/payment-recipientsList saved Venmo and PayPal recipients (free) rejecting–0% up
  17. 19laso.finance/getAgentSpendLimitRead the per-payment spend limit rejecting–0% up
  18. 19webcap.shoutsid.fyi/v1/extract/previewFree bounded structured preview (no payment, rate-limited) rejecting–0% up
  19. 19webcap.shoutsid.fyi/v1/x402/videoScroll-capture a URL as an MP4/WebM video (paid, x402)$0.005 Baserejecting–0% up
  20. 19webcap.shoutsid.fyi/v1/watchesCreate a scheduled watch (free; pre-paid runs via the x402 top-up) rejecting–0% up
  21. 19webcap.shoutsid.fyi/v1/watches/%7Bid%7DWatch state + the last ~10 runs (newest first) rejecting–0% up
  22. 19webcap.shoutsid.fyi/v1/waitlistJoin the email waitlist rejecting–0% up
  23. 19webcap.shoutsid.fyi/v1/ogFree Open Graph metadata for a URL (no payment) rejecting–0% up
  24. 19webcap.shoutsid.fyi/v1/trackLightweight landing page event tracking (fire-and-forget) rejecting–0% up
  25. 19webcap.shoutsid.fyi/v1/registerRegister a wallet and mint an API key (free, no auth) rejecting–0% up
  26. 19webcap.shoutsid.fyi/v1/x402/trial/quickNo-wallet free JPEG thumbnail (3/day per IP) rejecting–0% up
  27. 19webcap.shoutsid.fyi/v1/x402/trial/extractFree trial extract: one deterministic single-URL extraction per wallet rejecting–0% up
  28. 19webcap.shoutsid.fyi/v1/x402/trial/auditFree trial audit: one SEO + link/OG health audit per wallet rejecting–0% up
  29. 19webcap.shoutsid.fyi/v1/x402/trial/map-liteFree trial map-lite: one site map (capped at 10 URLs) per wallet rejecting–0% up
  30. 19webcap.shoutsid.fyi/v1/x402/trial/statusTrial menu for a wallet: claimed/available trials + the claim recipe rejecting–0% up
  31. 19signalforgestudios.com/x402/campaign-link-checkSignal Forge Campaign Link Check$0.03 Baserejecting–0% up
  32. 19signalforgestudios.com/x402/email-preflightSignal Forge Email HTML Preflight$0.03 Baserejecting–0% up
  33. 19signalforgestudios.com/x402/feedbackSubmit free private feedback for a settled purchase rejecting–0% up
  34. 19api.mach.gallery/api/base/total-supplyGet total supply for an ERC-20 token or ERC-721 NFT contract on Base.$0.005 Baserejecting–0% up
  35. 19baalstt.tailb3821a.ts.net/verifyVerify Payment rejecting–0% up
  36. 19api.mach.gallery/api/base/wallet-snapshotTake a Base wallet snapshot in one call: native ETH plus up to 10 supplied ERC-20 token balances.$0.005 Baserejecting–0% up
  37. 19agent-data-api.agent-data-api.workers.dev/v1/profileContar ausentes, valores únicos y tipos observados por columna$0.01 Baserejecting–0% up
  38. 19api.mach.gallery/api/base/erc20-balanceCheck a USDC or other ERC-20 token balance for a wallet on Base mainnet.$0.005 Baserejecting–0% up
  39. 19api.mach.gallery/api/base/transactionGet a full Base transaction by hash, including sender, recipient, value, calldata and live transaction details.$0.008 Baserejecting–0% up
  40. 19speedbot.dev/api/notificationsPrivate durable Work, Job and Conversation notifications rejecting–0% up
  41. 19speedbot.dev/api/work-response-bonus/assignAssign one eligible unanswered organic Work request rejecting–0% up
  42. 19speedbot.dev/api/notifications/ackAcknowledge your own notification IDs after durable runtime handoff rejecting–0% up
  43. 19speedbot.dev/api/launch/claims/%7Bclaim_id%7D/private-evidencePrivately read a funded field-test report as the tester or tested service provider rejecting–0% up
  44. 19speedbot.dev/api/notifications/settingsEnable or disable all notifications or an individual category; optionally configure signed HTTPS push rejecting–0% up
  45. 19speedbot.dev/api/exchange/suggest_servicesRead up to three available catalog services that may help with an existing Work request. Checks the explicit public task against the full published service contract, exclusions and supported size, budget and delivery constraints. Ambiguous or unsupported requirements produce no suggestion; profile seeking tags are not evidence. This is not a calibrated probability or guarantee. Empty service_suggestions means show nothing. Public reads exclude test offers. An authenticated test requester may ins rejecting–0% up
  46. 19speedbot.dev/api/exchange/funded_task_confirm_fundingVerify one canonical, safe Base USDC transfer from the sponsor wallet, then activate the task when payouts are healthy. rejecting–0% up
  47. 19speedbot.dev/api/exchange/funded_task_my_tasksRead only your own funded tasks and ledger summaries. rejecting–0% up
  48. 19speedbot.dev/api/funded-tasks/me/tasksRead only your own funded tasks and ledger summaries. rejecting–0% up
  49. 19speedbot.dev/api/funded-tasks/%7Btask_id%7D/submissionsSponsor-only private reports and review deadlines for a task. rejecting–0% up
  50. 19speedbot.dev/api/exchange/funded_task_disputeDispute a rejection once within 72 hours. The reservation stays held until admin resolves it. rejecting–0% up
  51. 19speedbot.dev/api/exchange/service_draftPrepare your own editable service from declared skills or a successful Work result. Returns complete example input/output schemas, scope and criteria, safe capacity of one, and existing offers to reuse. Set your price and confirm scope, delivery time and fulfillment authorization. Read-only: never publishes, binds a wallet or transfers money. Optional service_id prepares renewal; room_id requires your completed collaboration, post_id your accepted delivery. Includes automatic 0.50 USDC listing-b rejecting–0% up
  52. 19speedbot.dev/api/exchange/funded_task_resumeResume new submissions before the original task deadline. rejecting–0% up
  53. 19speedbot.dev/api/exchange/funded_task_my_submissionsRead your own private reports and payment statuses. rejecting–0% up
  54. 19speedbot.dev/api/exchange/funded_task_createCreate a funded task with a fixed reward and locked buyer fee; no funds move yet. rejecting–0% up
  55. 19speedbot.dev/api/exchange/funded_task_fundRequest an exact Base USDC funding transaction to the separate Speedbot task wallet. Does not spend. rejecting–0% up
  56. 19speedbot.dev/api/exchange/funded_task_submissionsSponsor-only private reports and review deadlines for a task. rejecting–0% up
  57. 19speedbot.dev/api/exchange/funded_task_readRead one public funded task, reward, criteria, slots and public paid result digests. rejecting–0% up
  58. 19api.limitguard.ai/v1/keys/createCreate a free API key (tier=sandbox for a no-wallet mock-data key) rejecting–0% up
  59. 19agents.daedalusdevelopmentgroup.com/v1/ai-skill-safety-scanFree AI skill safety scan rejecting–0% up
  60. 19agents.daedalusdevelopmentgroup.com/v1/json-repairFree AI agent JSON repair rejecting–0% up
  61. 19agents.daedalusdevelopmentgroup.com/v1/receipt-verifyFree agent-scoped receipt verification rejecting–0% up
  62. 19agents.daedalusdevelopmentgroup.com/v1/rate-limit-analyzerFree rate-limit/retry strategy analyzer rejecting–0% up
  63. 19agents.daedalusdevelopmentgroup.com/v1/services/%7Bservice_id%7DReturn one canonical service definition by service id. rejecting–0% up
  64. 19agents.daedalusdevelopmentgroup.com/v1/model/chat-completionsPaid model-router completion$0.01 Baserejecting–0% up
  65. 19agents.daedalusdevelopmentgroup.com/v1/agent-attestationAgent attestation with opentine provenance rejecting–0% up
  66. 19agents.daedalusdevelopmentgroup.com/v1/order-status/%7Border_id%7DLegacy alias for agent-scoped order status rejecting–0% up
  67. 19agents.daedalusdevelopmentgroup.com/v1/ollama-model-requestRequest a new local model/runtime for operator review rejecting–0% up
  68. 19agents.daedalusdevelopmentgroup.com/v1/orders/%7Border_id%7DAgent-scoped order status / receipt console rejecting–0% up
  69. 19app.ravn.exchange/api/v1/executeBuild the execution payload for a quote rejecting–0% up
  70. 19app.ravn.exchange/api/v1/tokens/resolveResolve an arbitrary token address to metadata rejecting–0% up
  71. 19app.ravn.exchange/api/v1/quoteGet a cross-chain swap quote rejecting–0% up
  72. 19app.ravn.exchange/api/v1/statusGet normalized swap status (body). Prefer this — GET 431s on large compose quoteTokens. rejecting–0% up
  73. 19app.ravn.exchange/api/v1/tokensRAVN's listed token registry for one chain rejecting–0% up
  74. 19mcp.jithox.com/x402/mainnet/paycall/tools/validate_vat_numberValidate a VAT number (format)$0.01 Baserejecting–0% up
  75. 19mcp.jithox.com/x402/mainnet/paycall/tools/verify_vat_viesVerify a VAT number in VIES (live)$0.01 Baserejecting–0% up
  76. 19agentproof-fetch-production.agentproof.workers.dev/mcpRemote MCP (streamable HTTP, stateless JSON responses); paid tools use x402 in _meta rejecting–0% up
  77. 19agentproof-fetch-production.agentproof.workers.dev/v1/abuseReport a URL or ask that a host is no longer fetched (copyright, personal data, opt-out...) rejecting–0% up
  78. 19sitecheck-api.vercel.app/api/hiringSearch the current Hacker News 'Who is hiring?' thread: companies hiring, filtered by keywords and remote, with contact emails and links.$0.01 Baserejecting–0% up
  79. 19a2a.directfitai.com/api/v1/commercial/decision-reviewPurchase one structured decision review$0.001 Baserejecting–0% up
  80. 19api.relayshield.net/v1/metered/dependency-riskFind dependencies whose maintainers are compromised rejecting–0% up
  81. 19api.relayshield.net/v1/metered/llm-credential-exposureFind exposed LLM and AI provider API keys rejecting–0% up
  82. 19api.relayshield.net/v1/metered/threat-actorExploit chatter and threat actor lookup rejecting–0% up
  83. 19api.relayshield.net/v1/siem/configureRegister a SIEM or SOAR push destination rejecting–0% up
  84. 19vamoschips.com/api/v1/destinations/%7Bslug%7D/plansList a destination's plans and the planSlug used to order rejecting–0% up
  85. 19api.relayshield.net/v1/metered/infostealerCheck an email address against infostealer malware logs rejecting–0% up
  86. 19api.relayshield.net/v1/metered/secret-scanFind published secrets across six public artifact sources rejecting–0% up
  87. 19api.relayshield.net/v1/metered/supply-chainAssess breach and infostealer risk across vendors rejecting–0% up
  88. 19api.relayshield.net/v1/metered/bulk-iocEnrich up to 100 indicators in one call rejecting–0% up
  89. 19api.relayshield.net/v1/metered/session-riskDetect stolen session cookies before they are used rejecting–0% up
  90. 19api.relayshield.net/v1/metered/secret-scan-textScan supplied text or a diff for secrets rejecting–0% up
  91. 19api.relayshield.net/v1/metered/asset-intelRegister assets and sweep them against the IOC corpus rejecting–0% up
  92. 19api.relayshield.net/v1/email-checkScore a phishing email an agent has already parsed rejecting–0% up
  93. 19api.relayshield.net/v1/metered/card-exposureCheck a card against the stolen-card corpus rejecting–0% up
  94. 19api.relayshield.net/v1/metered/ip-intelPassive DNS and reputation for a domain or IP rejecting–0% up
  95. 19api.relayshield.net/v1/metered/nhi-exposureFind machine credentials in stealer logs rejecting–0% up
  96. 19api.relayshield.net/v1/metered/identity-risk-scoreScore a domain 0-100 across six identity dimensions rejecting–0% up
  97. 19api.relayshield.net/v1/metered/target-riskScore how likely a domain is to be targeted rejecting–0% up
  98. 19api.relayshield.net/v1/metered/ioc-pivotDiscover infrastructure related to one indicator rejecting–0% up
  99. 19api.relayshield.net/v1/metered/tech-stack-cveFind CVEs actively targeting your declared stack rejecting–0% up
  100. 19api.relayshield.net/v1/metered/crypto-intelScreen an EVM address and optionally a token contract rejecting–0% up