aip-identity

aip-identity

MCP server for AI agent identity — verify agents with Ed25519 signatures, check trust scores, sign and verify content, exchange encrypted messages. Built on the Agent Identity Protocol (AIP).

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README

AIP MCP Server

<!-- mcp-name: io.github.the-nexus-guard/aip-mcp-server -->

MCP server that gives AI agents (Claude, Cursor, etc.) access to AIP identity tools — verify agents, check trust scores, sign content, and exchange encrypted messages.

Install

pip install aip-mcp-server

Setup

First, register an AIP identity (if you don't have one):

pip install aip-identity
aip register --platform github --username your-username

Claude Desktop

Add to ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows):

{
  "mcpServers": {
    "aip": {
      "command": "aip-mcp-server"
    }
  }
}

Cursor

Add to .cursor/mcp.json in your project:

{
  "mcpServers": {
    "aip": {
      "command": "aip-mcp-server"
    }
  }
}

Environment Variables

Variable Default Description
AIP_CREDENTIALS_PATH ~/.aip/credentials.json Path to credentials file
AIP_SERVICE_URL https://aip-service.fly.dev AIP service endpoint

Tools

Tool Description
aip_whoami Show your current AIP identity (DID, public key)
aip_verify Verify another agent's identity via challenge-response
aip_trust_score Get trust score and vouch chain for an agent
aip_sign Cryptographically sign content to prove authorship
aip_verify_signature Verify a signature against a DID's public key
aip_send_message Send an encrypted message to another agent
aip_check_messages Check for incoming messages
aip_register Register a new AIP identity

Resources

URI Description
aip://identity Current agent's full identity info
aip://trust/{did} Trust graph data for a specific DID

Links

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