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ProofMart

io.github.ProofMart/proofmart · v0.12.0

One-stop claim verification for AI agents: verdicts with confidence, evidence, signed receipts.

Connect Remote server

Terminal
claude mcp add --transport http proofmart https://proofmart.fly.dev/mcp --header "X-ProofMart-Key: <X_PROOFMART_KEY>"
~/.cursor/mcp.json
{
  "mcpServers": {
    "proofmart": {
      "url": "https://proofmart.fly.dev/mcp",
      "headers": {
        "X-ProofMart-Key": "<X_PROOFMART_KEY>"
      }
    }
  }
}
.vscode/mcp.json
{
  "servers": {
    "proofmart": {
      "type": "http",
      "url": "https://proofmart.fly.dev/mcp",
      "headers": {
        "X-ProofMart-Key": "<X_PROOFMART_KEY>"
      }
    }
  }
}
Claude Desktop
Settings > Connectors > Add custom connector
URL: https://proofmart.fly.dev/mcp

Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.

Tools 3 found in our last check

  • verify_claim

    Submit one factual claim to ProofMart and get back a verdict (TRUE / FALSE / MIXED / UNVERIFIED), a confidence score (0-100), the evidence behind the verdict, and a signed receipt. Verdicts are remembered in ProofMart's Ledger: a claim that was already checked and is still fresh…

  • check_agent_conduct

    Ask the Conduct Feed — a separate business from ProofMart, whose records are built from ProofMart check receipts — how an agent has behaved: a 0-100 conduct score with its component scores, the evidence mix behind it (event counts by tier, record span, settled payments), contest…

  • list_plans

    The ProofMart menu: each plan's monthly check bundle and draft price. Free to call — no key needed, nothing metered. Useful when an owner asks what subscribing would get them.

Headers

NameDescription
X-ProofMart-Key
Required, secret
Your ProofMart customer key (pm_live_...). Required for verify_claim; get one by subscribing at ProofMart.

Details

Endpointhttps://proofmart.fly.dev/mcp (Streamable HTTP)
First published29 Oct 2026
Last updated29 Oct 2026
Registry nameio.github.ProofMart/proofmart

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