x402 resource directory

Find paid HTTP operations and MCP tools by URL, host, method or tool name. Compare payment terms across networks and catalogs.

Distinct HTTP URLs
162,157
Distinct MCP URLs
43
Catalog observations
263,972
URLs with a 402 in 7 days
1,219
Network identifiers
181

These results as JSON

POST http://dollarone-x402-paytest-production.up.railway.app/resolve-location · 1 observation
Normalize a messy Mexican location string into structured state, municipality, postal-code signal, confidence, and provenance.
  • algorand:SGO1GKSzyE7IEPItTxCByw9x8FmnrCDexi9/cOUJOiI= · exact
    10000 minor units
    Recipient LQEZRMV66Z75K7AQPFLR4L66MXTDTVWGKCPZNPESDGUQ3HEIMBZIAX7IPY
    GoPlausible · seen
POST http://ds.xhclco.com/v1/flash/completions · 1 observation

Ds profile

  • Base · exact
    $0.0100 (USDC)
    Recipient 0x667d23F7163E2CD77ead32f5Aa6e7F670Dc9B6Ac
    AnySpend · seen
GET http://earn-pulse.haiqingm58.workers.dev/yields · 1 observation

earn-pulse profile

  • Base · exact
    $0.0050 (USDC)
    Recipient 0x7555c45f48eFDFE4151c76f066727735a429c7e6
    PayAI · seen
GET http://eventguard-algo.onrender.com/v1/claim · 2 observations
Evaluate a policy against the verified flight outcome (?policyId=<id>) and, if eligible, trigger the USDC payout to the policy beneficiary
  • algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8= · exact
    $0.0200 (USDC)
    Recipient V55EXHVYFM7IAODP3VTOW2DY7UZQRMNOUGVWPNVLG3MAUJCCMCVSJ2M3IM
    GoPlausible · seen
  • algorand:SGO1GKSzyE7IEPItTxCByw9x8FmnrCDexi9/cOUJOiI= · exact
    20000 minor units
    Recipient V55EXHVYFM7IAODP3VTOW2DY7UZQRMNOUGVWPNVLG3MAUJCCMCVSJ2M3IM
    GoPlausible · seen
GET http://eventguard-algo.onrender.com/v1/policy/basic · 1 observation
Buy basic flight-delay cover (?flight=BA75&date=2026-10-05&beneficiary=<Algorand address>): pays 0.5 USDC if the flight is cancelled or arrives 120+ minutes late
  • algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8= · exact
    $0.1000 (USDC)
    Recipient V55EXHVYFM7IAODP3VTOW2DY7UZQRMNOUGVWPNVLG3MAUJCCMCVSJ2M3IM
    GoPlausible · seen
GET http://eventguard-algo.onrender.com/v1/policy/plus · 1 observation
Buy plus flight-delay cover (?flight=BA75&date=2026-10-05&beneficiary=<Algorand address>): pays 1 USDC if the flight is cancelled or arrives 120+ minutes late
  • algorand:SGO1GKSzyE7IEPItTxCByw9x8FmnrCDexi9/cOUJOiI= · exact
    250000 minor units
    Recipient V55EXHVYFM7IAODP3VTOW2DY7UZQRMNOUGVWPNVLG3MAUJCCMCVSJ2M3IM
    GoPlausible · seen
GET http://eventguard-algo.onrender.com/v1/quote · 2 observations
Flight delay risk for a flight number and date (?flight=BA75&date=2026-10-05): probability of a 2h+ delay or cancellation plus premium quotes for each cover tier
  • algorand:SGO1GKSzyE7IEPItTxCByw9x8FmnrCDexi9/cOUJOiI= · exact
    10000 minor units
    Recipient V55EXHVYFM7IAODP3VTOW2DY7UZQRMNOUGVWPNVLG3MAUJCCMCVSJ2M3IM
    GoPlausible · seen
  • algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8= · exact
    $0.0100 (USDC)
    Recipient V55EXHVYFM7IAODP3VTOW2DY7UZQRMNOUGVWPNVLG3MAUJCCMCVSJ2M3IM
    GoPlausible · seen
GET http://eventguard-algo.onrender.com/v1/status · 2 observations
Normalized, hash-attested live flight status (?flight=BA75&date=2026-10-05): state, departure and arrival delay minutes, with a sha256 digest and optional Algorand ed25519 signature
  • algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8= · exact
    $0.0200 (USDC)
    Recipient V55EXHVYFM7IAODP3VTOW2DY7UZQRMNOUGVWPNVLG3MAUJCCMCVSJ2M3IM
    GoPlausible · seen
  • algorand:SGO1GKSzyE7IEPItTxCByw9x8FmnrCDexi9/cOUJOiI= · exact
    20000 minor units
    Recipient V55EXHVYFM7IAODP3VTOW2DY7UZQRMNOUGVWPNVLG3MAUJCCMCVSJ2M3IM
    GoPlausible · seen
GET http://fluent-x402-algorand-production.up.railway.app/v1/receipt · 1 observation
Verified Algorand payment receipt: fetches a confirmed transaction from the indexer, normalises it to the Fluent receipt shape, and returns it with a canonical hash. Built for agents that need proof-of-payment records.
  • algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8= · exact
    $0.0100 (USDC)
    Recipient UDCHQAUAOXG2VF4XDCX7CVBAPFU4IPF7GNKUFCOFODLCWDGIQVEXLT6ZGY
    GoPlausible · seen
HTTP http://fresh-market-watch-production.up.railway.app/entrypoints/list/invoke · 1 observation

Fresh-Market-Watch-Production profile

  • Base · exact
    $0.0300 (USDC)
    Recipient 0x4Dec2Ac51E74EDFCFFA084A14A008FaA9E6F739c
    PayAI · seen
POST http://gas-estimator-production-a95a.up.railway.app/api/estimate · 1 observation

Gas-Estimator-Production-A95A profile

  • Base · exact
    $0.0020 (USDC)
    Recipient 0x6E8B64638b24C6D625b045dD353120d850064E2E
    PayAI · seen
POST http://gateway.leeworks.dev/v1/topup · 1 observation

Graded x402 Gateway profile

  • Base · exact
    $0.1000 (USDC)
    Recipient 0xa8B061d96F69426f11bcC807BfA00f0AF79541a7
    PayAI · seen
POST http://head-hive.fly.dev/api/analyze · 1 observation
Structured Analysis — Analyst, risk-assessor, and contrarian sub-agents examine a question from independent angles; a critic loop enforces quality.
  • algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8= · exact
    $0.1000 (USDC)
    Recipient PBB54PWBPBK2C3MU22XN7PSD6WECYVY2ONJVI34OLYCY7UHSFY4RJIW5IY
    GoPlausible · seen
POST http://head-hive.fly.dev/api/ask · 1 observation
Quick Answer — Single expert agent answers a question directly. Cheapest tier, no team fan-out.
  • algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8= · exact
    $0.0100 (USDC)
    Recipient PBB54PWBPBK2C3MU22XN7PSD6WECYVY2ONJVI34OLYCY7UHSFY4RJIW5IY
    GoPlausible · seen
POST http://head-hive.fly.dev/api/extract · 1 observation
Structured Extraction — Precision extraction engine: turns raw text (context) into exactly the JSON structure described in the task. High-volume workhorse for agent pipelines.
  • algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8= · exact
    $0.0200 (USDC)
    Recipient PBB54PWBPBK2C3MU22XN7PSD6WECYVY2ONJVI34OLYCY7UHSFY4RJIW5IY
    GoPlausible · seen
POST http://head-hive.fly.dev/api/memory/recall · 1 observation
Agent Memory — Recall — Fetch one key, search (q) across keys/values, or list recent memories in your namespace.
  • algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8= · exact
    $0.0020 (USDC)
    Recipient PBB54PWBPBK2C3MU22XN7PSD6WECYVY2ONJVI34OLYCY7UHSFY4RJIW5IY
    GoPlausible · seen
POST http://head-hive.fly.dev/api/memory/store · 1 observation
Agent Memory — Store — Durable key-value memory for agents. Namespace is derived from your secret token (no accounts). Value up to 64KB; optional TTL.
  • algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8= · exact
    $0.0050 (USDC)
    Recipient PBB54PWBPBK2C3MU22XN7PSD6WECYVY2ONJVI34OLYCY7UHSFY4RJIW5IY
    GoPlausible · seen
POST http://head-hive.fly.dev/api/plan · 1 observation
Multi-Step Plan — Strategist + pragmatist sub-agents draft an actionable step-by-step plan, refined by a critic loop.
  • algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8= · exact
    $0.0500 (USDC)
    Recipient PBB54PWBPBK2C3MU22XN7PSD6WECYVY2ONJVI34OLYCY7UHSFY4RJIW5IY
    GoPlausible · seen
POST http://helixbox-manager.onrender.com/v2/x402/cli/hour · 1 observation
One hour of HelixBox agent session access.
  • algorand:SGO1GKSzyE7IEPItTxCByw9x8FmnrCDexi9/cOUJOiI= · exact
    250000 minor units
    Recipient 7LO7JTJT4DJU5N2KF5Y2HB4WATGPPSOB2O3BFAR32DC3YMA5PMZ6TYEBDQ
    GoPlausible · seen
POST http://helixbox-manager.onrender.com/v2/x402/codex-agent · 1 observation
One hour of HelixBox AI agent session and remote CLI access.
  • algorand:SGO1GKSzyE7IEPItTxCByw9x8FmnrCDexi9/cOUJOiI= · exact
    250000 minor units
    Recipient 7LO7JTJT4DJU5N2KF5Y2HB4WATGPPSOB2O3BFAR32DC3YMA5PMZ6TYEBDQ
    GoPlausible · seen
GET http://history.parklandarchives.com/api/almanac-records · 1 observation

History profile

  • Base · exact
    $0.0200 (USDC)
    Recipient 0x84193a9E60c72Bd0c4f4B3FDba4faE6AE811fCb1
    PayAI · seen
GET http://history.parklandarchives.com/api/catalog-prices · 1 observation

History profile

  • Base · exact
    $0.0200 (USDC)
    Recipient 0x84193a9E60c72Bd0c4f4B3FDba4faE6AE811fCb1
    PayAI · seen
GET http://history.parklandarchives.com/api/catalog-prices/item · 1 observation

History profile

  • Base · exact
    $0.0050 (USDC)
    Recipient 0x84193a9E60c72Bd0c4f4B3FDba4faE6AE811fCb1
    PayAI · seen
GET http://history.parklandarchives.com/api/catalog-prices/modern-value · 1 observation

History profile

  • Base · exact
    $0.0400 (USDC)
    Recipient 0x84193a9E60c72Bd0c4f4B3FDba4faE6AE811fCb1
    PayAI · seen

Counts describe directory coverage, including testnets. Each resource groups the same URL, HTTP method or MCP tool across sources. A catalog sighting records published terms. A live 402 records the endpoint’s reply to an unpaid request.