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. 90finmath.qzqh5rrbkz.workers.dev/v1/cost_basis$0.002 Base23 ms–100% up
  2. 90api.memoryapi.org/x402/docs/query$0.01 Base27 ms–100% up
  3. 90xspy.pro/api/v1/pro/twitter/%7Busername%7D/tweets-with-ca-cache$0.12 Base118 ms–100% up
  4. 90xspy.pro/api/v1/pro/twitter/%7Busername%7D/username-history$0.10 Base128 ms–100% up
  5. 90finmath.qzqh5rrbkz.workers.dev/v1/perp_liquidation_price$0.002 Base17 ms–100% up
  6. 90finmath.qzqh5rrbkz.workers.dev/v1/sortino_ratio$0.002 Base19 ms–100% up
  7. 90finmath.qzqh5rrbkz.workers.dev/v1/uniswap_v3_amounts$0.002 Base22 ms–100% up
  8. 90finmath.qzqh5rrbkz.workers.dev/v1/xirr$0.002 Base16 ms–100% up
  9. 90finmath.qzqh5rrbkz.workers.dev/v1/apy_to_apr$0.001 Base29 ms–100% up
  10. 90finmath.qzqh5rrbkz.workers.dev/v1/loan_amortization$0.003 Base20 ms–100% up
  11. 90finmath.qzqh5rrbkz.workers.dev/v1/funding_payment$0.001 Base237 ms–100% up
  12. 90xspy.pro/api/v1/pro/twitter/%7Busername%7D/tweets-with-ca$0.25 solana5 ms–100% up
  13. 90api.hyperextend.xyz/v1/trades/%7Bcoin%7D$0.031 Base87 ms–100% up
  14. 90api.crinkl.xyz/x402/merchant-category-signal$0.05 Base298 ms–100% up
  15. 90xspy.pro/api/v1/pro/twitter/%7Busername%7D/smart-followers/count$0.02 Base6 ms–100% up
  16. 90globalapi.dev/sanctions/check/%7Bname%7D$0.005 Base164 ms–100% up
  17. 90signalsfeed.com/api/v1/policy$0.01 Base117 ms–100% up
  18. 90signalsfeed.com/api/v1/ai$0.01 Base162 ms–100% up
  19. 90war-tracker.com/api/v1/vessels/9217981/position$0.001 Base197 ms–100% up
  20. 90xspy.pro/api/v1/pro/trending-accounts$0.10 Base10 ms–100% up
  21. 90globalapi.dev/fr/company/%7Bsiren%7D$0.005 Base196 ms–100% up
  22. 90tensorfeed.ai/api/premium/routing$0.02 Base234 ms–100% up
  23. 90finmath.qzqh5rrbkz.workers.dev/v1/cagr_from_series$0.002 Base17 ms–100% up
  24. 90finmath.qzqh5rrbkz.workers.dev/v1/staking_yield$0.001 Base14 ms–100% up
  25. 90promptqualityscore.com/api/score/batch$0.25 Base280 ms–100% up
  26. 90x402.dotrockets.com/v1/pdf$0.06 Base96 ms–100% up
  27. 90stableschedule.dev/api/schedule/runs 268 ms–100% up
  28. 90finmath.qzqh5rrbkz.workers.dev/v1/implied_volatility$0.003 Base16 ms–100% up
  29. 90finmath.qzqh5rrbkz.workers.dev/v1/beta$0.002 Base17 ms–100% up
  30. 90finmath.qzqh5rrbkz.workers.dev/v1/kelly_criterion$0.001 Base8 ms–100% up
  31. 90promptqualityscore.com/api/score/batch/sol$0.25 solana197 ms–100% up
  32. 90promptqualityscore.com/api/score/sol$0.025 solana278 ms–100% up
  33. 90finmath.qzqh5rrbkz.workers.dev/v1/fv_annuity$0.001 Base18 ms–100% up
  34. 90finmath.qzqh5rrbkz.workers.dev/v1/eth_address_checksum$0.001 Base20 ms–100% up
  35. 90finmath.qzqh5rrbkz.workers.dev/v1/pii_redact$0.002 Base10 ms–100% up
  36. 90finmath.qzqh5rrbkz.workers.dev/v1/uuid_v4$0.001 Base251 ms–100% up
  37. 90api.quantoracle.dev/v1/risk/kelly$0.005 Base233 ms–100% up
  38. 90api.quantoracle.dev/v1/options/price$0.005 Base186 ms–100% up
  39. 90x402-chain-intel.vercel.app/api/dex/pool-liquidity$0.14 Base137 ms–100% up
  40. 90finmath.qzqh5rrbkz.workers.dev/v1/future_value$0.001 Base16 ms–100% up
  41. 90finmath.qzqh5rrbkz.workers.dev/v1/bond_convexity$0.002 Base18 ms–100% up
  42. 90finmath.qzqh5rrbkz.workers.dev/v1/max_drawdown$0.002 Base11 ms–100% up
  43. 90tensorfeed.ai/api/premium/benchmark-trust-verdict$0.02 Base115 ms–100% up
  44. 90base-worker-01.j23726919.workers.dev/api/japanese-research$0.02 Base17 ms–100% up
  45. 90base-worker-01.j23726919.workers.dev/api/bilingual-bridge$0.03 Base17 ms–100% up
  46. 90finmath.qzqh5rrbkz.workers.dev/v1/bond_duration$0.002 Base18 ms–100% up
  47. 90x402-chain-intel.vercel.app/api/dex/price-impact$0.11 Base263 ms–100% up
  48. 90x402-chain-intel.vercel.app/api/gas/base$0.05 Base30 ms–100% up
  49. 90replicate.payweave.services/models/black-forest-labs/flux-1.1-pro/predictions$0.08 Base182 ms–100% up
  50. 90stableproduct.dev/api/wirecutter/review$0.01 Base37 ms–100% up
  51. 90stableproduct.dev/api/channel3/brands/search$0.01 Base44 ms–100% up
  52. 90x402-chain-intel.vercel.app/api/bridge/fees$0.09 Base44 ms–100% up
  53. 90replicate.payweave.services/models/black-forest-labs/flux-2-pro/predictions$0.22 Base248 ms–100% up
  54. 90x402-chain-intel.vercel.app/api/bridge/routes$0.07 Base117 ms–100% up
  55. 90x402-chain-intel.vercel.app/api/gas/optimal-bridge$0.17 Base62 ms–100% up
  56. 90api.ryzeagent.xyz/traders/wallet/%7Baddress%7D/intel$0.012 Base51 ms–100% up
  57. 90x402-chain-intel.vercel.app/api/rug/liquidity-lock$0.15 Base39 ms–100% up
  58. 90x402-chain-intel.vercel.app/api/wallet/approvals$0.15 Base25 ms–100% up
  59. 90api.ryzeagent.xyz/trenches/token/%7Bmint%7D/verdict$0.015 Base28 ms–100% up
  60. 90api.ryzeagent.xyz/lp/wallet/%7Baddress%7D/positions$0.004 Base51 ms–100% up
  61. 90palmyr.ai/social/twitter/login$0.005 solana135 ms–100% up
  62. 90x402-chain-intel.vercel.app/api/alert/whale-moves$0.20 Base23 ms–100% up
  63. 90x402-chain-intel.vercel.app/api/contract/events$0.08 Base26 ms–100% up
  64. 90x402-chain-intel.vercel.app/api/gas/ethereum$0.05 Base30 ms–100% up
  65. 90x402-chain-intel.vercel.app/api/wallet/history$0.09 Base25 ms–100% up
  66. 90api.interzoid.com/getglobaladdressmatch$0.01 Base6 ms–100% up
  67. 90api.interzoid.com/getindustrycodes$0.25 Base5 ms–100% up
  68. 90x402-chain-intel.vercel.app/api/alert/token-dumps$0.19 Base84 ms–100% up
  69. 90x402-chain-intel.vercel.app/api/contract/is-honeypot$0.18 Base26 ms–100% up
  70. 90x402-chain-intel.vercel.app/api/hunter/dev-wallet$0.15 Base55 ms–100% up
  71. 90replicate.payweave.services/models/google/nano-banana-2-2k/predictions$0.22 Base179 ms–100% up
  72. 90api.interzoid.com/getcompanyandaddressmatch$0.01 Base5 ms–100% up
  73. 90api.interzoid.com/getexecutiveprofile$0.25 Base4 ms–100% up
  74. 90api.interzoid.com/getpropertyhistory$0.25 Base5 ms–100% up
  75. 90api.interzoid.com/getuniversityinfo$0.25 Base11 ms–100% up
  76. 90replicate.payweave.services/models/google/imagen-4-fast/predictions$0.04 Base103 ms–100% up
  77. 90api.interzoid.com/getcompanyandfullnamematch$0.01 Base5 ms–100% up
  78. 90api.interzoid.com/getcompanyverification$0.25 Base10 ms–100% up
  79. 90api.interzoid.com/getorgstandard$0.01 Base3 ms–100% up
  80. 90api.interzoid.com/getirsperdiemrates$0.25 Base8 ms–100% up
  81. 90api.interzoid.com/getphoneprofile$0.25 Base7 ms–100% up
  82. 90api.interzoid.com/getproductrecallinfo$0.25 Base4 ms–100% up
  83. 90api.interzoid.com/gettechstack$0.25 Base3 ms–100% up
  84. 90replicate.payweave.services/models/ideogram-ai/ideogram-v3-balanced/predictions$0.12 Base172 ms–100% up
  85. 90replicate.payweave.services/models/openai/gpt-image-1.5/predictions$0.03 Base102 ms–100% up
  86. 90api.quantoracle.dev/v1/options/implied-vol$0.005 Base39 ms–100% up
  87. 90api.quantoracle.dev/v1/options/strategy$0.008 Base25 ms–100% up
  88. 90api.quantoracle.dev/v1/indicators/crossover$0.005 Base280 ms–100% up
  89. 90api.quantoracle.dev/v1/derivatives/option-chain-analysis$0.015 Base105 ms–100% up
  90. 90api.quantoracle.dev/v1/stats/garch-forecast$0.015 Base266 ms–100% up
  91. 90api.quantoracle.dev/v1/crypto/impermanent-loss$0.005 Base246 ms–100% up
  92. 90api.quantoracle.dev/v1/crypto/funding-rate$0.005 Base24 ms–100% up
  93. 90api.quantoracle.dev/v1/risk/transaction-cost$0.005 Base240 ms–100% up
  94. 90api.quantoracle.dev/v1/tvm/irr$0.005 Base160 ms–100% up
  95. 90api.quantoracle.dev/v1/stats/sharpe-ratio$0.002 Base239 ms–100% up
  96. 90api.quantoracle.dev/v1/backtest/strategy$0.10 Base107 ms–100% up
  97. 90api.quantoracle.dev/v1/hedging/recommend$0.04 Base102 ms–100% up
  98. 90api.quantoracle.dev/v1/stats/cointegration$0.008 Base61 ms–100% up
  99. 90api.quantoracle.dev/v1/stats/zscore$0.002 Base167 ms–100% up
  100. 90api.quantoracle.dev/v1/stats/distribution-fit$0.008 Base48 ms–100% up