MCP Security Index

Is ProofSlip safe to install?

Johnny-Z13 · Reference · stdio (local process)

Receipt-based verification for AI agent workflows, create, verify, and poll ephemeral proof objects

Blimited exposureSource
B
Grade
29/100
Blast radius
4
Tools
2
Capabilities

Capabilities

What ProofSlip declares it can do

A server's blast radius is the most powerful thing each of its tools can do. This grades the tools it declares, read-only, not whether it is secure.

  • Execute0
  • Delete0
  • Write1
  • Read3
  • mediumTool input schema asks for a credential
  • mediumTool declares a high-privilege capability

Tools

Every tool ProofSlip exposes

4 tools

Control

Govern ProofSlip with AxioRank

4 tools

Installed as-is, all 4 of ProofSlip's tools are callable by your agent without restriction, including any that write, delete, or execute.

Flip the switch to see the policy AxioRank would apply.

Advisories

Informational content flags

Keyword matches in tool descriptions and schemas. These are shown for transparency and are not part of the grade.

  • highCredential / secret access capability×3
  • highCode-execution capability

Install

Add ProofSlip to your client

Drop this into your MCP client config (Claude Desktop, Cursor, and others).

mcp.json
{
  "mcpServers": {
    "ai-proofslip-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@proofslip/mcp-server@0.2.3"
      ]
    }
  }
}

Embed

Show the grade in your README

Links back to this page and updates when the grade changes.AxioRank grade for ProofSlip
[![AxioRank MCP Security Index grade for ProofSlip](https://axiorank.com/api/badge/mcp/ai-proofslip-mcp-server.svg)](https://axiorank.com/mcp-index/ai-proofslip-mcp-server)

How it works

About this grade

The grade reflects the blast radius of what ProofSlip declares it can do, read-only, not whether it is secure or trustworthy, and not a judgment of the vendor. Maintain this server? Claim this listing or request a re-scan. See the methodology.

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Let your agents use ProofSlip safely

Route this server through AxioRank to allowlist its tools, hold risky calls for approval, and keep a signed audit trail of every action.

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