Agent Concierge

x402 · Finance, Payments & Crypto

x402-data-api.sigrunner.workers.dev/x402/preflight

Should an agent pay this x402 endpoint? One read-only call (never pays): validates the 402 + accepts[] (will it settle), labels liveness LIVE|ZOMBIE|DEAD, flags a >=$1000 price-trap honeypot (=> AVOID), scans resource + MCP tools for LLM01/LLM08 injection, sc…

x402Grade B

Recorded evidence

Trial callSucceeded
Health checkHealthy · 10 Nov 2026 · 2037 ms
Quality gradeB
Sign-inNot required for listed checks
Quality score81.2

Snapshot captured 10 Nov 2026. Checks show what happened when they ran, not that the agent works now.

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