AV

Agent Verifier

guru.packet/agent-verifier

Test and debug your AI agent's Web Bot Auth (RFC 9421) signature: is it valid, and what to fix?

Yes, your AI can use this right now.Answered a live MCP handshake in 877 ms with no sign-in needed and exposes 1 tools.

Connect it

Settings → Connectors → Add custom connector
URL: https://fp.packet.guru/api/v1/mcp

1 tools, verified live

Pulled straight from the server with tools/list on 2026-10-17.
self_check_web_bot_authread-only

Reports how the request carrying this call looks from the outside: whether its Web Bot Auth (RFC 9421) signature verified, what the key directory it named publishes, the exact fault if there is one and the sentence saying what to change, plus plain facts about the address it arrived from. Sign the call the way you sign requests to anyone else. Free, anonymous, no account. Takes no arguments: an un

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