x402watch

52,436 paid endpoints are listed. 29,069 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 2026-10-08 13:55 UTC · 52,436 probed

29,069 answering 40216,131 down6,280 rejecting956 no paywall1,876 price drift
  1. 70market.datapackvibe.com/x402/signal-research-carbon-accounting-citation-recordscorporate carbon accounting: Structured citation records: Structured citation records on corporate carbon accounting using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers59% up
  2. 70market.datapackvibe.com/x402/signal-research-renewable-grid-citation-recordsrenewable electricity grid integration: Structured citation records: Structured citation records on renewable electricity grid integration using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers59% up
  3. 70market.datapackvibe.com/x402/signal-research-battery-storage-citation-recordsbattery energy storage: Structured citation records: Structured citation records on battery energy storage using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers59% up
  4. 70market.datapackvibe.com/x402/signal-research-energy-forecasting-recent-papersenergy demand forecasting: Recent publications: Recent publications on energy demand forecasting using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers59% up
  5. 70market.datapackvibe.com/x402/signal-research-energy-forecasting-citation-recordsenergy demand forecasting: Structured citation records: Structured citation records on energy demand forecasting using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers59% up
  6. 70market.datapackvibe.com/x402/signal-research-energy-forecasting-literature-searchenergy demand forecasting: Literature search: Literature search on energy demand forecasting using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers59% up
  7. 70market.datapackvibe.com/x402/signal-research-supply-chain-sample-breakdownsupply chain resilience: Publication sample breakdown: Publication sample breakdown 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 payers59% up
  8. 70market.datapackvibe.com/x402/signal-research-payment-systems-recent-papersdigital payment systems: Recent publications: Recent publications on digital payment systems using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers59% up
  9. 70market.datapackvibe.com/x402/signal-research-payment-systems-citation-recordsdigital payment systems: Structured citation records: Structured citation records on digital payment systems using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers59% up
  10. 70market.datapackvibe.com/x402/signal-research-fraud-detection-recent-papersfinancial fraud detection: Recent publications: Recent publications 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 payers59% up
  11. 70market.datapackvibe.com/x402/signal-research-time-series-sample-breakdowntime series forecasting: Publication sample breakdown: Publication sample breakdown on time series forecasting using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers59% up
  12. 70market.datapackvibe.com/x402/signal-research-data-quality-citation-recordsdata quality assessment: Structured citation records: Structured citation records 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 payers59% up
  13. 70market.datapackvibe.com/x402/signal-research-dependency-security-citation-recordssoftware supply chain security: Structured citation records: Structured citation records 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 payers59% up
  14. 70market.datapackvibe.com/x402/signal-research-software-testing-citation-recordsautomated software testing: Structured citation records: Structured citation records on automated software testing using Crossref publisher metadata. Returns DOI references and source attribution. Query can be overridden; sample summaries are labelled.$0.01 Basedown1 payers59% up
  15. 70market.datapackvibe.com/x402/signal-research-ai-privacy-citation-recordsprivacy preserving machine learning: Structured citation records: Structured citation records 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 payers59% up
  16. 70market.datapackvibe.com/x402/signal-research-ai-privacy-literature-searchprivacy preserving machine learning: Literature search: Literature search 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 payers59% up
  17. 70market.datapackvibe.com/x402/signal-research-inference-efficiency-sample-breakdownefficient language model inference: Publication sample breakdown: Publication sample breakdown 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 payers59% up
  18. 70market.datapackvibe.com/x402/signal-research-model-distillation-sample-breakdownneural network knowledge distillation: Publication sample breakdown: Publication sample breakdown 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 payers59% up
  19. 70market.datapackvibe.com/x402/signal-research-ai-observability-sample-breakdownAI model monitoring: Publication sample breakdown: Publication sample breakdown 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 payers59% up
  20. 70market.datapackvibe.com/x402/signal-npm-vue-dependency-diffvue Dependency changes between releases: Dependency changes between releases for npm package vue. Inspect registry metadata for integration and upgrade planning. Package and version can be overridden.$0.01 Basedown1 payers59% up
  21. 70market.datapackvibe.com/x402/signal-npm-react-entrypointsreact Module and type entrypoints: Module and type entrypoints for npm package react. Inspect registry metadata for integration and upgrade planning. Package and version can be overridden.$0.01 Basedown1 payers59% up
  22. 70market.datapackvibe.com/x402/signal-osv-pypi-certifi-timelinecertifi Vulnerability disclosure timeline: Vulnerability disclosure timeline for PyPI package certifi, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  23. 70market.datapackvibe.com/x402/signal-osv-pypi-certifi-severitycertifi Advisory severity breakdown: Advisory severity breakdown for PyPI package certifi, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  24. 70market.datapackvibe.com/x402/signal-osv-pypi-twisted-fix-versionstwisted Advisory fixed-version boundaries: Advisory fixed-version boundaries for PyPI package twisted, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  25. 70market.datapackvibe.com/x402/signal-osv-pypi-twisted-severitytwisted Advisory severity breakdown: Advisory severity breakdown for PyPI package twisted, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  26. 70market.datapackvibe.com/x402/signal-osv-pypi-tornado-fix-versionstornado Advisory fixed-version boundaries: Advisory fixed-version boundaries for PyPI package tornado, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  27. 70market.datapackvibe.com/x402/signal-osv-pypi-celery-cve-mapcelery CVE and advisory reference mapping: CVE and advisory reference mapping for PyPI package celery, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  28. 70market.datapackvibe.com/x402/signal-osv-pypi-celery-severitycelery Advisory severity breakdown: Advisory severity breakdown for PyPI package celery, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  29. 70market.datapackvibe.com/x402/signal-osv-pypi-pandas-cve-mappandas CVE and advisory reference mapping: CVE and advisory reference mapping for PyPI package pandas, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  30. 70market.datapackvibe.com/x402/signal-osv-pypi-pandas-fix-versionspandas Advisory fixed-version boundaries: Advisory fixed-version boundaries for PyPI package pandas, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  31. 70market.datapackvibe.com/x402/signal-osv-pypi-pandas-severitypandas Advisory severity breakdown: Advisory severity breakdown for PyPI package pandas, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  32. 70market.datapackvibe.com/x402/signal-osv-pypi-numpy-cve-mapnumpy CVE and advisory reference mapping: CVE and advisory reference mapping for PyPI package numpy, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  33. 70market.datapackvibe.com/x402/signal-osv-pypi-numpy-fix-versionsnumpy Advisory fixed-version boundaries: Advisory fixed-version boundaries for PyPI package numpy, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  34. 70market.datapackvibe.com/x402/signal-osv-pypi-numpy-severitynumpy Advisory severity breakdown: Advisory severity breakdown for PyPI package numpy, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  35. 70market.datapackvibe.com/x402/signal-osv-pypi-pip-timelinepip Vulnerability disclosure timeline: Vulnerability disclosure timeline for PyPI package pip, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  36. 70market.datapackvibe.com/x402/signal-osv-pypi-setuptools-cve-mapsetuptools CVE and advisory reference mapping: CVE and advisory reference mapping for PyPI package setuptools, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  37. 70market.datapackvibe.com/x402/signal-osv-pypi-setuptools-severitysetuptools Advisory severity breakdown: Advisory severity breakdown for PyPI package setuptools, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  38. 70market.datapackvibe.com/x402/signal-osv-pypi-setuptools-advisoriessetuptools Known vulnerability list: Known vulnerability list for PyPI package setuptools, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  39. 70market.datapackvibe.com/x402/signal-osv-pypi-paramiko-timelineparamiko Vulnerability disclosure timeline: Vulnerability disclosure timeline for PyPI package paramiko, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  40. 70market.datapackvibe.com/x402/signal-osv-pypi-paramiko-severityparamiko Advisory severity breakdown: Advisory severity breakdown for PyPI package paramiko, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  41. 70market.datapackvibe.com/x402/signal-osv-pypi-paramiko-advisoriesparamiko Known vulnerability list: Known vulnerability list for PyPI package paramiko, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  42. 70market.datapackvibe.com/x402/signal-osv-pypi-pyjwt-severitypyjwt Advisory severity breakdown: Advisory severity breakdown for PyPI package pyjwt, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  43. 70market.datapackvibe.com/x402/signal-osv-pypi-pyjwt-fix-versionspyjwt Advisory fixed-version boundaries: Advisory fixed-version boundaries for PyPI package pyjwt, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  44. 70market.datapackvibe.com/x402/signal-osv-pypi-cryptography-timelinecryptography Vulnerability disclosure timeline: Vulnerability disclosure timeline for PyPI package cryptography, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  45. 70market.datapackvibe.com/x402/signal-osv-pypi-cryptography-advisoriescryptography Known vulnerability list: Known vulnerability list for PyPI package cryptography, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  46. 70market.datapackvibe.com/x402/signal-osv-pypi-pyyaml-cve-mappyyaml CVE and advisory reference mapping: CVE and advisory reference mapping for PyPI package pyyaml, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  47. 70market.datapackvibe.com/x402/signal-osv-pypi-flask-severityflask Advisory severity breakdown: Advisory severity breakdown for PyPI package flask, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  48. 70market.datapackvibe.com/x402/signal-osv-pypi-django-severitydjango Advisory severity breakdown: Advisory severity breakdown for PyPI package django, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  49. 70market.datapackvibe.com/x402/signal-osv-pypi-aiohttp-severityaiohttp Advisory severity breakdown: Advisory severity breakdown for PyPI package aiohttp, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  50. 70market.datapackvibe.com/x402/signal-osv-pypi-httpx-fix-versionshttpx Advisory fixed-version boundaries: Advisory fixed-version boundaries for PyPI package httpx, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  51. 70market.datapackvibe.com/x402/signal-osv-pypi-httpx-severityhttpx Advisory severity breakdown: Advisory severity breakdown for PyPI package httpx, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  52. 70market.datapackvibe.com/x402/signal-osv-pypi-urllib3-timelineurllib3 Vulnerability disclosure timeline: Vulnerability disclosure timeline for PyPI package urllib3, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  53. 70market.datapackvibe.com/x402/signal-osv-pypi-urllib3-fix-versionsurllib3 Advisory fixed-version boundaries: Advisory fixed-version boundaries for PyPI package urllib3, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  54. 70market.datapackvibe.com/x402/signal-osv-pypi-requests-timelinerequests Vulnerability disclosure timeline: Vulnerability disclosure timeline for PyPI package requests, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  55. 70market.datapackvibe.com/x402/signal-osv-pypi-requests-cve-maprequests CVE and advisory reference mapping: CVE and advisory reference mapping for PyPI package requests, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  56. 70market.datapackvibe.com/x402/signal-osv-pypi-requests-fix-versionsrequests Advisory fixed-version boundaries: Advisory fixed-version boundaries for PyPI package requests, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  57. 70market.datapackvibe.com/x402/signal-osv-pypi-requests-advisoriesrequests Known vulnerability list: Known vulnerability list for PyPI package requests, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  58. 70market.datapackvibe.com/x402/signal-osv-npm-joi-cve-mapjoi CVE and advisory reference mapping: CVE and advisory reference mapping for npm package joi, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  59. 70market.datapackvibe.com/x402/signal-osv-npm-zod-cve-mapzod CVE and advisory reference mapping: CVE and advisory reference mapping for npm package zod, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  60. 70market.datapackvibe.com/x402/signal-osv-npm-undici-fix-versionsundici Advisory fixed-version boundaries: Advisory fixed-version boundaries for npm package undici, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  61. 70market.datapackvibe.com/x402/signal-osv-npm-nestjs-core-cve-map@nestjs/core CVE and advisory reference mapping: CVE and advisory reference mapping 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 payers59% up
  62. 70market.datapackvibe.com/x402/signal-osv-npm-koa-fix-versionskoa Advisory fixed-version boundaries: Advisory fixed-version boundaries for npm package koa, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  63. 70market.datapackvibe.com/x402/signal-osv-npm-rollup-fix-versionsrollup Advisory fixed-version boundaries: Advisory fixed-version boundaries for npm package rollup, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  64. 70market.datapackvibe.com/x402/signal-osv-npm-vite-timelinevite Vulnerability disclosure timeline: Vulnerability disclosure timeline for npm package vite, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  65. 70market.datapackvibe.com/x402/signal-osv-npm-sveltejs-kit-cve-map@sveltejs/kit CVE and advisory reference mapping: CVE and advisory reference mapping for npm package @sveltejs/kit, from OSV. Accepts an exact version; latest resolves the registry version. Scope is the named package only.$0.01 Basedown1 payers59% up
  66. 70market.datapackvibe.com/x402/pulse-weather-severe-alerts-buyersActive severe weather alerts for Technology buyers: Active severe weather alerts from the U.S. National Weather Service. U.S. locations only; returns current official forecast periods or active alerts.$0.01 Basedown1 payers50% up
  67. 70market.datapackvibe.com/x402/pulse-hn-agent-evaluation-analystsHacker News search: agent evaluation and reliability: Search public Hacker News stories about agent evaluation and reliability. Returns story links, scores, comments, authors, and dates.$0.01 Basedown1 payers50% up
  68. 70api.compute3.ai/api/x402/top_up$100000.00 $0.01 Base881 ms–100% up
  69. 70suede-ai-app.onrender.com/agent/video$7.00 $4.99 Base759 ms–100% up
  70. 70api.karma.domains/v1/reports/check/expired$20.00 $1.50 Base906 ms–100% up
  71. 70gpartin--waveguard-api-fastapi-app.modal.run/v1/scan$0.001 $0.01 Base762 ms–100% up
  72. 70kg.dyor.network/api/sparql$0.05 $0.10 Base614 ms–100% up
  73. 70kg.dyor.network/api/changes$0.05 $0.10 Base552 ms–100% up
  74. 70api.karma.domains/v1/user$20.00 $1.50 Base877 ms–100% up
  75. 70emc2ai.io/x402/bitquery/pumpfun-launches$0.75 $0.40 Base656 ms–100% up
  76. 70emc2ai.io/x402/bitquery/ohlcv$1.00 $0.65 Base343 ms–100% up
  77. 70emc2ai.io/x402/bitquery/zora-volume$0.75 $0.40 solana338 ms–100% up
  78. 70vibes-coral-tau.vercel.app/api/domain-check$0.1335 $0.0915 Base865 ms–100% up
  79. 70emc2ai.io/x402/bitquery/rug-pull-scanner$1.15 $0.55 Base401 ms–100% up
  80. 70emc2ai.io/x402/bitquery/candles$1.00 $0.65 Base559 ms–100% up
  81. 70proxy.suverse.io/v1/data/defillama-tvl$0.005 $0.05 Base740 ms–100% up
  82. 70agents.allium.so/api/v1/developer/tokens$0.003 $0.03 Base965 ms–100% up
  83. 70gg402.vercel.app/v2/price_feeds$0.01 Base38 ms–67% up
  84. 70proxy.suverse.io/v1/data/geckoterminal-eth-pools$0.01 $0.05 Base937 ms–100% up
  85. 70emc2ai.io/x402/bitquery/smartmoney$1.00 $0.50 Base302 ms–100% up
  86. 70api.yieldagentx402.app/api/market/cmc/global$10000000000.00 $0.01 Base388 ms–100% up
  87. 70emc2ai.io/x402/bitquery/tokensniping$1.00 $0.50 Base477 ms–100% up
  88. 70sputnikx.xyz/v1/agent/products$0.001 $0.00 Base439 ms–100% up
  89. 70sputnikx.xyz/v1/agent/prices$0.001 $0.00 Base412 ms–100% up
  90. 70emc2ai.io/x402/bitquery/toptraders$1.00 $0.45 Base301 ms–100% up
  91. 70redact.x4api.com/v1/redact$0.01 $0.035 solana509 ms–100% up
  92. 70score.x4api.com/v1/score$0.02 $0.045 solana611 ms–100% up
  93. 70testing.cn2.ai/chat/completions$0.003 $0.0006 Base694 ms–100% up
  94. 70geo.x4api.com/v1/locate$0.002 $0.005 solana397 ms–100% up
  95. 70fake.x4api.com/v1/generate$0.002 $0.005 solana410 ms–100% up
  96. 70vibes-coral-tau.vercel.app/api/twitter-api-47$0.1098 $0.0991 Base417 ms–100% up
  97. 70testing.cn2.ai/error$0.003 $0.0006 Base353 ms–100% up
  98. 70cron.x4api.com/v1/parse$0.002 $0.005 solana347 ms–100% up
  99. 70api.paysponge.com/x402/purchase/svc_d5ymfernpzeh58gb8/person/enrichment$0.02 $0.00 Base377 ms–100% up
  100. 70walletwatch.deleonanalytics.com/whales$0.05 Basedown–67% up