Attest

io.github.attestagents/attest-mcp

Scan agent payment endpoints (x402, AP2, L402, MPP, 402) for a trust grade A-F before paying.

healthy

status

tools exposed

872ms

connect latency

2fee6dba6247

schema fingerprint

Tools (2)

attest_scan

Scan an agent payment endpoint (x402 / HTTP 402) and return a letter grade A to F with a safety verdict before paying.

attest_guard

Verify a live 402 payment offer at the moment of spend. Pass the EXACT offer you just received (url, payTo, amount, asset, network) and get an allow / warn / block verdict with machine-readable reasons: wallet mismatch vs the verified payout wallet, price swaps vs the last verified quote, danger fla

Endpoint

https://attestagent.org/api/mcp
Category: Other · Last checked: 2026-07-30T13:50:42Z

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How we measure →

What this means. This server responded to the MCP handshake and listed its tools without authentication. The schema fingerprint lets us flag if tool signatures silently change (schema drift) between checks.