Services tagged “preflight”
Services from public agent registries and from our own listing files, with the same metrics for each. Filter on the metrics; agents can run the same query at /api/v1/services.
63 matching · page 1 of 2 · show all
| Service | Purpose | Latest scheduled check | Scheduled checks passed / run (30-day window) | Lowest price per call (US$) | Response time of latest check (ms) | Freshness | Added from | Provider (host) | Payment networks | Payment-terms changes (90 days) | Registry: unique payers (30 days) | Registry: paid calls (30 days) | Type | Endpoint we check | Monitoring since |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| ZeroWorker Web Action API | preflightformsai-agents+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.003 | 385 ms | Fresh checked daily |
Registry | zeroworker-web-action-api.ze… | eip155:8453 | 0 in 0 days tracked | 5 | 8 | API | POST zeroworker-web-action-api.zeroworker-lab… |
2026-10-17 |
| 402-preflight | preflightpayment-verificationwallet-check+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.01 | 151 ms | Fresh checked daily |
Registry | kenoodl.com 2 endpoints |
eip155:8453 | 0 in 1 day tracked | 4 | 4 | API | POST kenoodl.com/preflight |
2026-10-16 |
| AI agent action preflight | agentsafetysecurity+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.01 | 318 ms | Fresh checked daily |
Registry | agent402.tools 593 endpoints |
eip155:8453eip155:137+10 | 0 in 0 days tracked | 4 | 6 | API | POST agent402.tools/api/action-gate |
2026-10-17 |
| Agent Transaction Preflight | transactionsimulationpreflight+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.005 | 126 ms | Fresh checked daily |
Registry | ai-data-marketplace-10422991… 32 endpoints |
eip155:8453 | 0 in 1 day tracked | 4 | 4 | API | GET ai-data-marketplace-1042299154756.us-cen… |
2026-10-16 |
| Aura Agent Commerce | x402preflightagent-commerce+1 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.01 | 375 ms | Fresh checked daily |
Registry | aura-revenue.helionixlabs.co… 2 endpoints |
eip155:8453 | 0 in 1 day tracked | 4 | 4 | API | POST aura-revenue.helionixlabs.com/x402/audit… |
2026-10-16 |
| Check URL Status | urlstatusweb+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.005 | 133 ms | Fresh checked daily |
Registry | api.qocgpiywhm.com 6 endpoints |
eip155:8453 | 0 in 0 days tracked | 4 | 18 | API | POST api.qocgpiywhm.com/api/v1/tools/check_ur… |
2026-10-17 |
| URL Safety Gate | urlsecuritypreflight | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.005 | 115 ms | Fresh checked daily |
Registry | mcp.dropenginehq.com 16 endpoints |
eip155:8453 | 0 in 0 days tracked | 4 | 5 | API | POST mcp.dropenginehq.com/api/check-url |
2026-10-17 |
| X402 Doctor | x402diagnosticspreflight | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.01 | 446 ms | Fresh checked daily |
Registry | doctor.promoclube.online | eip155:8453 | 0 in 1 day tracked | 4 | 4 | API | POST doctor.promoclube.online/diagnose |
2026-10-16 |
| Agent Action Safety Quick Gate | agent-safetypreflightai-agents+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.01 | 846 ms | Fresh checked daily |
Registry | hermesplant.com | eip155:8453 | 0 in 1 day tracked | 3 | 3 | API | POST hermesplant.com/api/agent-services/actio… |
2026-10-16 |
| Agent Miner Tools | webhttpurl+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.003 | 292 ms | Fresh checked daily |
Registry | agent-api-production.tim1712… 4 endpoints |
eip155:8453 | 0 in 1 day tracked | 3 | 3 | API | POST agent-api-production.tim1712.workers.dev… |
2026-10-16 |
| Apify Actor Preflight | x402due-diligenceaudit+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.02 | 235 ms | Fresh checked daily |
Registry | audit-tools.ai | eip155:8453 | 0 in 0 days tracked | 3 | 3 | API | POST audit-tools.ai/api/preflight |
2026-10-17 |
| Cyre | riskfraudsolana+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.01 | 354 ms | Fresh checked daily |
Registry | cyre.dev 25 endpoints |
solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdpeip155:8453 | 0 in 1 day tracked | 3 | 3 | API | GET cyre.dev/api/preflight |
2026-10-16 |
| EVM Nonce Gap Check | baseevmpreflight | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.001 | 628 ms | Fresh checked daily |
Registry | api.delx.ai 140 endpoints |
eip155:8453solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | 0 in 0 days tracked | 3 | 3 | API | POST api.delx.ai/api/v1/x402/evm-nonce-gap-ch… |
2026-10-17 |
| deadchannel | preflightpayment-guardx402+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.005 | 189 ms | Fresh checked daily |
Registry | deadchannel.vercel.app | eip155:8453algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=+1 | 0 in 0 days tracked | 3 | 3 | API | POST deadchannel.vercel.app/probe |
2026-10-17 |
| quartermaster.surewhynot.app | x402402payments+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.003 | 7 ms | Fresh checked daily |
Registry | quartermaster.surewhynot.app 44 endpoints |
eip155:8453solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | 0 in 0 days tracked | 3 | 3 | API | GET quartermaster.surewhynot.app/v1/x402/sim… |
2026-10-16 |
| wallet-can-pay | walletusdccan-pay+1 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.001 | 382 ms | Fresh checked daily |
Registry | x402.agentindex.world 117 endpoints |
eip155:8453 | 0 in 0 days tracked | 3 | 3 | API | GET x402.agentindex.world/can-pay |
2026-10-17 |
| AgentOracle | preflightbaserisk+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.01 | 217 ms | Fresh checked daily |
Registry | aiagentoracle.ai 6 endpoints |
eip155:8453 | 0 in 1 day tracked | 2 | 2 | API | GET aiagentoracle.ai/api/v1/status |
2026-10-16 |
| AgentOracle | preflightbaserisk+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.01 | 177 ms | Fresh checked daily |
Registry | aiagentoracle.ai 6 endpoints |
eip155:8453 | 0 in 1 day tracked | 2 | 2 | API | GET aiagentoracle.ai/api/v1/tokens |
2026-10-16 |
| Oblique Markets | agentpreflightbundle+1 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.005 | 15 ms | Fresh checked daily |
Registry | api.oblique.markets 66 endpoints |
eip155:8453solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | 0 in 0 days tracked | 2 | 2 | API | POST api.oblique.markets/api/v1/paid/agent-pr… |
2026-10-17 |
| nsgoods Preflight (OFAC, trust) | preflightpaymentofac+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.015 | 265 ms | Fresh checked daily |
Registry | x402.nsgoods.org 2 endpoints |
eip155:8453 | 0 in 1 day tracked | 2 | 3 | API | GET x402.nsgoods.org/preflight |
2026-10-16 |
| sqlscan-check | databasesqlquery+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.02 | 663 ms | Fresh checked daily |
Registry | api.agentstools.dev 148 endpoints |
eip155:8453 | 0 in 0 days tracked | 2 | 2 | API | POST api.agentstools.dev/sql/check |
2026-10-17 |
| x-preflight | rankingpostspreflight+1 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.01 | 154 ms | Fresh checked daily |
Registry | kevinhoff.com | eip155:8453 | 0 in 1 day tracked | 2 | 2 | API | POST kevinhoff.com/api/paid/grade |
2026-10-16 |
| AgentOracle | preflightbaserisk+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.05 | 221 ms | Fresh checked daily |
Registry | aiagentoracle.ai 6 endpoints |
eip155:8453 | 0 in 0 days tracked | 1 | 1 | API | GET aiagentoracle.ai/api/v1/stablecoin/best |
2026-10-16 |
| AgentOracle | preflightbaserisk+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.01 | 236 ms | Fresh checked daily |
Registry | aiagentoracle.ai 6 endpoints |
eip155:8453 | 0 in 0 days tracked | 1 | 1 | API | GET aiagentoracle.ai/api/v1/tokens/top |
2026-10-16 |
| AgentOracle | preflightbaserisk+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.01 | 255 ms | Fresh checked daily |
Registry | aiagentoracle.ai 6 endpoints |
eip155:8453 | 0 in 0 days tracked | 1 | 1 | API | GET aiagentoracle.ai/api/v1/token/:symbol/hi…template URL |
2026-10-16 |
| AgentOracle | preflightbaserisk+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.01 | 199 ms | Fresh checked daily |
Registry | aiagentoracle.ai 6 endpoints |
eip155:8453 | 0 in 0 days tracked | 1 | 1 | API | GET aiagentoracle.ai/api/v1/tokens/movers |
2026-10-16 |
| Oblique Markets | b402preflightchain-data | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.01 | 9 ms | Fresh checked daily |
Registry | api.oblique.markets 66 endpoints |
eip155:8453solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | 0 in 0 days tracked | 1 | 3 | API | POST api.oblique.markets/api/v1/paid/b402-pre… |
2026-10-17 |
| Plainsight | verificationx402preflight+1 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.02 | 415 ms | Fresh checked daily |
Registry | shop.netlobo.com 12 endpoints |
eip155:8453 | 0 in 0 days tracked | 1 | 1 | API | GET shop.netlobo.com/preflight/x402 |
2026-10-17 |
| RQM OpenQASM 3 preflight | quantumopenqasm3preflight+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.01 | 537 ms | Fresh checked daily |
Registry | jobs.rqmtechnologies.com 9 endpoints |
eip155:8453 | 0 in 0 days tracked | 1 | 1 | API | POST jobs.rqmtechnologies.com/x402/buyer-jobs… |
2026-10-16 |
| Northline ChainKit | securitypreflightonchain+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.005 | 12 ms | Fresh checked daily |
Registry | northline-chainkit.northline… 5 endpoints |
eip155:8453 | 0 in 0 days tracked | — | — | API | GET northline-chainkit.northline-c86.workers… |
2026-10-17 |
| SI SENTINEL PayGuard Preview | x402payguardpreflight+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
Free | 188 ms | Fresh checked daily |
Registry | ozeejewwpjmabshxyitc.supabas… 34 endpoints |
eip155:8453 | 0 in 0 days tracked | — | — | API | GET ozeejewwpjmabshxyitc.supabase.co/functio… |
2026-10-17 |
| Saylor Innovations Guide Library | agent-securitytool-permissionstrust-boundary+1 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.01 | 96 ms | Fresh checked daily |
Registry | saylorinnovations.com 796 endpoints |
eip155:8453solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | 0 in 0 days tracked | — | — | API | GET saylorinnovations.com/api/kb/agent-tool-… |
2026-10-17 |
| Spark Invocation Assurance | preflightvalidationx402+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.001 | 423 ms | Fresh checked daily |
Registry | spark-api-preflight.replit.a… | eip155:8453 | 0 in 0 days tracked | — | — | API | POST spark-api-preflight.replit.app/api/valid… |
2026-10-17 |
| TELAGO Execution Intelligence | x402preflightpayability+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
$0.001 | 923 ms | Fresh checked daily |
Registry | ozeejewwpjmabshxyitc.supabas… 34 endpoints |
eip155:8453 | 0 in 0 days tracked | — | — | API | GET ozeejewwpjmabshxyitc.supabase.co/functio… |
2026-10-17 |
| a11y-preflight | accessibilitya11ywcag+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
— | 635 ms | Fresh checked daily |
Registry | payai.agentstools.dev 357 endpoints |
eip155:8453solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | 0 in 0 days tracked | — | — | API | POST payai.agentstools.dev/a11y/preflight |
2026-10-17 |
| dbmigrate-check | databasemigrationschema+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
— | 668 ms | Fresh checked daily |
Registry | payai.agentstools.dev 357 endpoints |
eip155:8453solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | 0 in 0 days tracked | — | — | API | POST payai.agentstools.dev/migrate/check |
2026-10-17 |
| sqlscan-check | databasesqlquery+2 | Live, payment required |
100% · 1 of 1 run 0 missed · under 1 day of history |
— | 165 ms | Fresh checked daily |
Registry | payai.agentstools.dev 357 endpoints |
eip155:8453solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | 0 in 0 days tracked | — | — | API | POST payai.agentstools.dev/sql/check |
2026-10-17 |
| EVM Amount Min Check | baseevmpreflight | Not checked yet | No checks yet | $0.001 | — | No data yet checked daily |
Registry | api.delx.ai 140 endpoints |
eip155:8453solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | no valid payment request yet | 2 | 2 | API | POST api.delx.ai/api/v1/x402/evm-amount-min-c… |
2026-10-17 |
| EVM Finality Depth Check | baseevmpreflight | Not checked yet | No checks yet | $0.001 | — | No data yet checked daily |
Registry | api.delx.ai 140 endpoints |
eip155:8453solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | no valid payment request yet | 2 | 2 | API | POST api.delx.ai/api/v1/x402/evm-finality-dep… |
2026-10-17 |
| EVM Priority Fee Ratio | baseevmpreflight | Not checked yet | No checks yet | $0.001 | — | No data yet checked daily |
Registry | api.delx.ai 140 endpoints |
eip155:8453solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | no valid payment request yet | 2 | 2 | API | POST api.delx.ai/api/v1/x402/evm-priority-fee… |
2026-10-17 |
| EVM Signature V Classify | baseevmpreflight | Not checked yet | No checks yet | $0.001 | — | No data yet checked daily |
Registry | api.delx.ai 140 endpoints |
eip155:8453solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | no valid payment request yet | 2 | 2 | API | POST api.delx.ai/api/v1/x402/evm-signature-v-… |
2026-10-17 |
| EVM Slippage Bounds Check | baseevmpreflight | Not checked yet | No checks yet | $0.001 | — | No data yet checked daily |
Registry | api.delx.ai 140 endpoints |
eip155:8453solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | no valid payment request yet | 2 | 2 | API | POST api.delx.ai/api/v1/x402/evm-slippage-bou… |
2026-10-17 |
| EVM Transfer Recipient Check | baseevmpreflight | Not checked yet | No checks yet | $0.001 | — | No data yet checked daily |
Registry | api.delx.ai 140 endpoints |
eip155:8453solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | no valid payment request yet | 2 | 2 | API | POST api.delx.ai/api/v1/x402/evm-transfer-rec… |
2026-10-17 |
| Forest Gas Station | weburlpreflight+1 | Payment required (402) |
0% · 0 of 1 run 0 missed · under 1 day of history |
— | 103 ms | Fresh checked daily |
Registry | http--forest-gas-station--lc… 42 endpoints |
eip155:84532 | 0 in 0 days tracked | 2 | 2 | API | POST http--forest-gas-station--lcjl27p8lmjs.c… |
2026-10-17 |
| Saylor Innovations Audits | x402trust-reportendpoint-reliability+2 | Not checked yet | No checks yet | $0.01 | — | No data yet checked daily |
Registry | saylorinnovations.com 796 endpoints |
solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | no valid payment request yet | 2 | 2 | API | GET saylorinnovations.com/api/audit/x402 |
2026-10-17 |
| Forest Gas Station | x402paymentpreflight+1 | Payment required (402) |
0% · 0 of 1 run 0 missed · under 1 day of history |
— | 114 ms | Fresh checked daily |
Registry | http--forest-gas-station--lc… 42 endpoints |
eip155:84532 | 0 in 0 days tracked | 1 | 1 | API | POST http--forest-gas-station--lcjl27p8lmjs.c… |
2026-10-17 |
| Forest Gas Station | jobpreflightemployment+1 | Payment required (402) |
0% · 0 of 1 run 0 missed · under 1 day of history |
— | 131 ms | Fresh checked daily |
Registry | http--forest-gas-station--lc… 42 endpoints |
eip155:84532 | 0 in 0 days tracked | 1 | 1 | API | POST http--forest-gas-station--lcjl27p8lmjs.c… |
2026-10-17 |
| Forest Gas Station | codingpackagenpm+2 | Payment required (402) |
0% · 0 of 1 run 0 missed · under 1 day of history |
— | 114 ms | Fresh checked daily |
Registry | http--forest-gas-station--lc… 42 endpoints |
eip155:84532 | 0 in 0 days tracked | 1 | 1 | API | POST http--forest-gas-station--lcjl27p8lmjs.c… |
2026-10-17 |
| Forest Gas Station | releasegithubpreflight+1 | Payment required (402) |
0% · 0 of 1 run 0 missed · under 1 day of history |
— | 519 ms | Fresh checked daily |
Registry | http--forest-gas-station--lc… 42 endpoints |
eip155:84532 | 0 in 0 days tracked | 1 | 1 | API | POST http--forest-gas-station--lcjl27p8lmjs.c… |
2026-10-17 |
| Forest Gas Station | mcpagentpreflight+1 | Payment required (402) |
0% · 0 of 1 run 0 missed · under 1 day of history |
— | 153 ms | Fresh checked daily |
Registry | http--forest-gas-station--lc… 42 endpoints |
eip155:84532 | 0 in 0 days tracked | 1 | 1 | API | POST http--forest-gas-station--lcjl27p8lmjs.c… |
2026-10-17 |
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