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. 65market.datapackvibe.com/x402/signal-research-logistics-routing-citation-recordslogistics route optimization: Structured citation records: Structured citation records on logistics route optimization using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  2. 65market.datapackvibe.com/x402/signal-research-logistics-routing-literature-searchlogistics route optimization: Literature search: Literature search on logistics route optimization using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  3. 65market.datapackvibe.com/x402/signal-research-inventory-forecasting-recent-papersinventory demand forecasting: Recent publications: Recent publications on inventory demand forecasting using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  4. 65market.datapackvibe.com/x402/signal-research-inventory-forecasting-funding-evidenceinventory demand forecasting: Reported research funders: Reported research funders on inventory demand forecasting using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  5. 65market.datapackvibe.com/x402/signal-research-supply-chain-recent-paperssupply chain resilience: Recent publications: Recent publications on supply chain resilience using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  6. 65market.datapackvibe.com/x402/signal-research-market-microstructure-recent-papersfinancial market microstructure: Recent publications: Recent publications on financial market microstructure using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  7. 65market.datapackvibe.com/x402/signal-research-market-microstructure-literature-searchfinancial market microstructure: Literature search: Literature search on financial market microstructure using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  8. 65market.datapackvibe.com/x402/signal-research-credit-risk-funding-evidencecredit risk modeling: Reported research funders: Reported research funders on credit risk modeling using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  9. 65market.datapackvibe.com/x402/signal-research-credit-risk-citation-recordscredit risk modeling: Structured citation records: Structured citation records on credit risk modeling using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  10. 65market.datapackvibe.com/x402/signal-research-fraud-detection-sample-breakdownfinancial fraud detection: Publication sample breakdown: Publication sample breakdown on financial fraud detection using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  11. 65market.datapackvibe.com/x402/signal-research-fraud-detection-funding-evidencefinancial fraud detection: Reported research funders: Reported research funders on financial fraud detection using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  12. 65market.datapackvibe.com/x402/signal-research-fraud-detection-citation-recordsfinancial fraud detection: Structured citation records: Structured citation records on financial fraud detection using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  13. 65market.datapackvibe.com/x402/signal-research-semantic-search-funding-evidencesemantic information retrieval: Reported research funders: Reported research funders on semantic information retrieval using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  14. 65market.datapackvibe.com/x402/signal-research-knowledge-graphs-sample-breakdownknowledge graph construction: Publication sample breakdown: Publication sample breakdown on knowledge graph construction using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  15. 65market.datapackvibe.com/x402/signal-research-knowledge-graphs-recent-papersknowledge graph construction: Recent publications: Recent publications on knowledge graph construction using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  16. 65market.datapackvibe.com/x402/signal-research-knowledge-graphs-citation-recordsknowledge graph construction: Structured citation records: Structured citation records on knowledge graph construction using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  17. 65market.datapackvibe.com/x402/signal-research-knowledge-graphs-literature-searchknowledge graph construction: Literature search: Literature search on knowledge graph construction using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  18. 65market.datapackvibe.com/x402/signal-research-data-quality-sample-breakdowndata quality assessment: Publication sample breakdown: Publication sample breakdown on data quality assessment using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  19. 65market.datapackvibe.com/x402/signal-research-data-quality-funding-evidencedata quality assessment: Reported research funders: Reported research funders on data quality assessment using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  20. 65market.datapackvibe.com/x402/signal-research-data-quality-literature-searchdata quality assessment: Literature search: Literature search on data quality assessment using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  21. 65market.datapackvibe.com/x402/signal-research-dependency-security-funding-evidencesoftware supply chain security: Reported research funders: Reported research funders on software supply chain security using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  22. 65market.datapackvibe.com/x402/signal-research-synthetic-data-funding-evidencesynthetic data generation: Reported research funders: Reported research funders on synthetic data generation using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  23. 65market.datapackvibe.com/x402/signal-research-agent-security-citation-recordsautonomous agent cybersecurity: Structured citation records: Structured citation records on autonomous agent cybersecurity using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  24. 65market.datapackvibe.com/x402/signal-research-ai-privacy-funding-evidenceprivacy preserving machine learning: Reported research funders: Reported research funders on privacy preserving machine learning using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  25. 65market.datapackvibe.com/x402/signal-research-inference-efficiency-funding-evidenceefficient language model inference: Reported research funders: Reported research funders on efficient language model inference using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  26. 65market.datapackvibe.com/x402/signal-research-inference-efficiency-citation-recordsefficient language model inference: Structured citation records: Structured citation records on efficient language model inference using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  27. 65market.datapackvibe.com/x402/signal-research-inference-efficiency-literature-searchefficient language model inference: Literature search: Literature search on efficient language model inference using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  28. 65market.datapackvibe.com/x402/signal-research-model-distillation-recent-papersneural network knowledge distillation: Recent publications: Recent publications on neural network knowledge distillation using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  29. 65market.datapackvibe.com/x402/signal-research-model-distillation-funding-evidenceneural network knowledge distillation: Reported research funders: Reported research funders on neural network knowledge distillation using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  30. 65market.datapackvibe.com/x402/signal-research-model-distillation-citation-recordsneural network knowledge distillation: Structured citation records: Structured citation records on neural network knowledge distillation using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  31. 65market.datapackvibe.com/x402/signal-research-model-distillation-literature-searchneural network knowledge distillation: Literature search: Literature search on neural network knowledge distillation using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  32. 65market.datapackvibe.com/x402/signal-research-ai-observability-literature-searchAI model monitoring: Literature search: Literature search on AI model monitoring using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  33. 65market.datapackvibe.com/x402/signal-research-ai-observability-citation-recordsAI model monitoring: Structured citation records: Structured citation records on AI model monitoring using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  34. 65market.datapackvibe.com/x402/signal-research-llm-reliability-recent-paperslarge language model reliability: Recent publications: Recent publications on large language model reliability using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers50% up
  35. 65market.datapackvibe.com/x402/signal-osv-pypi-pip-fix-versionspip Advisory fixed-version boundaries: Advisory fixed-version boundaries for PyPI package pip, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  36. 65market.datapackvibe.com/x402/signal-osv-pypi-paramiko-cve-mapparamiko CVE and advisory reference mapping: CVE and advisory reference mapping for PyPI package paramiko, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  37. 65market.datapackvibe.com/x402/signal-osv-pypi-pillow-severitypillow Advisory severity breakdown: Advisory severity breakdown for PyPI package pillow, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  38. 65market.datapackvibe.com/x402/signal-osv-pypi-jinja2-cve-mapjinja2 CVE and advisory reference mapping: CVE and advisory reference mapping for PyPI package jinja2, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  39. 65market.datapackvibe.com/x402/signal-osv-pypi-fastapi-fix-versionsfastapi Advisory fixed-version boundaries: Advisory fixed-version boundaries for PyPI package fastapi, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  40. 65market.datapackvibe.com/x402/signal-osv-pypi-flask-cve-mapflask CVE and advisory reference mapping: CVE and advisory reference mapping for PyPI package flask, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  41. 65market.datapackvibe.com/x402/signal-osv-pypi-django-fix-versionsdjango Advisory fixed-version boundaries: Advisory fixed-version boundaries for PyPI package django, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  42. 65market.datapackvibe.com/x402/signal-osv-pypi-httpx-timelinehttpx Vulnerability disclosure timeline: Vulnerability disclosure timeline for PyPI package httpx, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  43. 65market.datapackvibe.com/x402/signal-osv-pypi-requests-severityrequests Advisory severity breakdown: Advisory severity breakdown for PyPI package requests, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  44. 65market.datapackvibe.com/x402/signal-osv-npm-joi-timelinejoi Vulnerability disclosure timeline: Vulnerability disclosure timeline for npm package joi, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  45. 65market.datapackvibe.com/x402/signal-osv-npm-zod-timelinezod Vulnerability disclosure timeline: Vulnerability disclosure timeline for npm package zod, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  46. 65market.datapackvibe.com/x402/signal-osv-npm-zod-fix-versionszod Advisory fixed-version boundaries: Advisory fixed-version boundaries for npm package zod, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  47. 65market.datapackvibe.com/x402/signal-osv-npm-node-fetch-timelinenode-fetch Vulnerability disclosure timeline: Vulnerability disclosure timeline for npm package node-fetch, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  48. 65market.datapackvibe.com/x402/signal-osv-npm-node-fetch-fix-versionsnode-fetch Advisory fixed-version boundaries: Advisory fixed-version boundaries for npm package node-fetch, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  49. 65market.datapackvibe.com/x402/signal-osv-npm-undici-cve-mapundici CVE and advisory reference mapping: CVE and advisory reference mapping for npm package undici, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  50. 65market.datapackvibe.com/x402/signal-osv-npm-undici-severityundici Advisory severity breakdown: Advisory severity breakdown for npm package undici, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  51. 65market.datapackvibe.com/x402/signal-osv-npm-got-timelinegot Vulnerability disclosure timeline: Vulnerability disclosure timeline for npm package got, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  52. 65market.datapackvibe.com/x402/signal-osv-npm-nestjs-core-fix-versions@nestjs/core Advisory fixed-version boundaries: Advisory fixed-version boundaries for npm package @nestjs/core, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  53. 65market.datapackvibe.com/x402/signal-osv-npm-nestjs-core-severity@nestjs/core Advisory severity breakdown: Advisory severity breakdown for npm package @nestjs/core, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  54. 65market.datapackvibe.com/x402/signal-osv-npm-nestjs-core-advisories@nestjs/core Known vulnerability list: Known vulnerability list for npm package @nestjs/core, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  55. 65market.datapackvibe.com/x402/signal-osv-npm-koa-cve-mapkoa CVE and advisory reference mapping: CVE and advisory reference mapping for npm package koa, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  56. 65market.datapackvibe.com/x402/signal-osv-npm-hono-timelinehono Vulnerability disclosure timeline: Vulnerability disclosure timeline for npm package hono, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  57. 65market.datapackvibe.com/x402/signal-osv-npm-hono-cve-maphono CVE and advisory reference mapping: CVE and advisory reference mapping for npm package hono, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  58. 65market.datapackvibe.com/x402/signal-osv-npm-typescript-timelinetypescript Vulnerability disclosure timeline: Vulnerability disclosure timeline for npm package typescript, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  59. 65market.datapackvibe.com/x402/signal-osv-npm-typescript-advisoriestypescript Known vulnerability list: Known vulnerability list for npm package typescript, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  60. 65market.datapackvibe.com/x402/signal-osv-npm-rollup-timelinerollup Vulnerability disclosure timeline: Vulnerability disclosure timeline for npm package rollup, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  61. 65market.datapackvibe.com/x402/signal-osv-npm-webpack-severitywebpack Advisory severity breakdown: Advisory severity breakdown for npm package webpack, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  62. 65market.datapackvibe.com/x402/signal-osv-npm-vite-cve-mapvite CVE and advisory reference mapping: CVE and advisory reference mapping for npm package vite, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  63. 65market.datapackvibe.com/x402/signal-osv-npm-svelte-fix-versionssvelte Advisory fixed-version boundaries: Advisory fixed-version boundaries for npm package svelte, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  64. 65market.datapackvibe.com/x402/signal-osv-npm-next-fix-versionsnext Advisory fixed-version boundaries: Advisory fixed-version boundaries for npm package next, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  65. 65market.datapackvibe.com/x402/signal-osv-npm-react-dom-cve-mapreact-dom CVE and advisory reference mapping: CVE and advisory reference mapping for npm package react-dom, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers50% up
  66. 65api.strale.io/x402/jwt-decodeDecode a JWT token without verification. Returns header, payload, claims, expiry status, and time until expiry. Algorithmic.$0.0216 Base96 ms1 payers47% up
  67. 65api.strale.io/x402/holiday-calendarGet public holidays by country and year for the 200+ countries covered by Nager.Date. Returns holiday names, dates, types (public/bank/optional), and whether they are fixed or variable.$0.0216 Base242 ms1 payers47% up
  68. 65api.strale.io/x402/invoice-validateValidate invoice data: VAT number format, line item math, tax calculations, EU compliance requirements.$0.0216 Base94 ms1 payers47% up
  69. 65api.strale.io/x402/v2/barcode-lookupLook up product information by UPC/EAN barcode. Uses Open Food Facts and UPC ItemDB. Returns product name, brand, nutrition, images.$0.054 Base34 ms1 payers47% up
  70. 65aura.adex.network/api/x402/portfolio/strategies$0.0495 $0.026 Base1462 ms–100% up
  71. 65api.compute3.ai/api/x402/top_up$100000.00 $0.01 Base1101 ms–100% up
  72. 65twitterapi-x402.vercel.app/api/twitter/user-tweets$0.01 Basedown–75% up
  73. 65x402.payai.network/api/base/paid-content$0.01 Basedown–75% up
  74. 65gen.portalfoundation.ai/api/generate-image$0.08 Basedown–75% up
  75. 65api.thirdfy.com/api/v1/credits/buy-with-x402$0.00 $10.00 Base1058 ms–100% up
  76. 65api.karma.domains/v1/reports/check/expired$20.00 $1.50 Base1106 ms–100% up
  77. 65api.safebrowz.com/v1/detect$0.001 $0.01 solana2122 ms–100% up
  78. 65gpartin--waveguard-api-fastapi-app.modal.run/v1/scan$0.001 $0.01 Base2485 ms–100% up
  79. 65agents.allium.so/api/v1/developer/tokens$0.003 $0.03 Base1107 ms–100% up
  80. 65www.voxight.online/api/signals/top$0.03 $0.04 Base1355 ms–100% up
  81. 65defi.hugen.tokyo/defi/bridge/tools$0.005 $0.01 Base1252 ms–100% up
  82. 65defi.hugen.tokyo/defi/dex/volume$0.005 $0.01 Base1549 ms–100% up
  83. 65checkpoint402.itaeui12.workers.dev/verify$0.01 $0.05 Base1312 ms–100% up
  84. 65thesis402.itaeui12.workers.dev/stress-test$0.02 $0.08 Base1275 ms–100% up
  85. 65app.earnfi.fun/api/ai-agent/v1/jobs/manual$0.55 $0.33 solana1004 ms–100% up
  86. 65api.yieldagentx402.app/api/adapters/plan$10000000000.00 $0.01 Base1162 ms–100% up
  87. 65agentdata-api.com/api/arbitrage-opportunities$0.003 $0.005 Base1246 ms–100% up
  88. 65agentdata-api.com/api/support-resistance$0.003 $0.005 Base1243 ms–100% up
  89. 65agentdata-api.com/api/stablecoin-health$0.001 $0.002 Base1024 ms–100% up
  90. 65agentdata-api.com/api/correlation$0.001 $0.002 Base1508 ms–100% up
  91. 65api.influship.com/v1/profiles/lookup$0.01 Baserejecting–75% up
  92. 65api.yieldagentx402.app/api/adapters/quote$10000000000.00 $0.01 Base1108 ms–100% up
  93. 65mcpfax-utility.bowling-anthony.workers.dev/v1/rdap$0.001 $0.005 Base1177 ms–100% up
  94. 65orcpin.dev/v1/batch-snapshot$0.10 $0.02 Base2124 ms–100% up
  95. 65x402.aubr.ai/api/deep-research/start$0.20 $1.00 Base1072 ms–100% up
  96. 65x402-agent-store.rileycraig14.workers.dev/npm/downloads$0.001 $0.09 Base1251 ms–100% up
  97. 65api.cdk.bot/purchase$11.52 $11.42 Base1423 ms–100% up
  98. 65x402-agent-store.rileycraig14.workers.dev/crypto/prices$0.001 $0.01 Base1034 ms–100% up
  99. 65kg.dyor.network/api/search$0.05 $0.10 Base1899 ms–100% up
  100. 65proxy.suverse.io/v1/data/coingecko-btc-eth-prices$0.01 $0.05 Base1770 ms–100% up