io.github.attestagents/attest-mcp

up checked 2026-11-11T05:38:41.581Z

Unclaimed · Unverified

Publisher-provided title

Attest

Publisher-provided description

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

Summary by lookupd

Lets an agent check a payment endpoint or live 402 offer for a trust grade and allow, warn, or block verdict before paying.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http attest https://attestagent.org/api/mcp

Claude Code, npm package (stdio)

claude mcp add attest -- npx -y attest-mcp

Codex, remote (streamable-http)

codex mcp add attest --url https://attestagent.org/api/mcp

Codex, npm package (stdio)

codex mcp add attest -- npx -y attest-mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "attest": {
      "url": "https://attestagent.org/api/mcp"
    }
  }
}

Cursor, npm package (stdio) → .cursor/mcp.json

{
  "mcpServers": {
    "attest": {
      "command": "npx",
      "args": [
        "-y",
        "attest-mcp"
      ]
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Publisher-provided text

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 / bl

Shows this live status and links here; updates hourly.

[![lookupd status](https://lookupd.com/badge/io.github.attestagents/attest-mcp.svg)](https://lookupd.com/servers/io.github.attestagents/attest-mcp)