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AiAgentKarl

Agent Identity MCP Server

Agent Identity MCP Server

MCP Server for AI agent identity and authorization. Create, verify, and manage agent identities with trust scores and scoped authorization tokens.

Features

  • Agent Identities — Create and manage unique agent identities with capabilities

  • Trust Scores — Automatic trust scoring based on agent behavior history

  • Authorization Tokens — Scoped, time-limited authorization for specific actions

  • Auto-Approval — High-trust agents get automatic authorization for known capabilities

  • Identity Revocation — Revoke compromised or misbehaving agent identities

Installation

pip install agent-identity-mcp-server

Usage with Claude Code

Add to your .mcp.json:

{
  "mcpServers": {
    "agent-identity": {
      "command": "uvx",
      "args": ["agent-identity-mcp-server"]
    }
  }
}

Tools

Tool

Description

create_agent_identity

Create a new agent identity with name, owner, capabilities

get_identity

Look up an agent's identity and trust score

authorize_action

Request authorization for a specific action

verify_authorization

Verify if an authorization token is valid

list_identities

List all registered agent identities

revoke_identity

Revoke an agent's identity

Trust Score System

Trust scores range from 0.0 to 1.0 and are calculated from the agent's last 50 actions:

Score

Level

Auto-Approve

0.9+

High

Yes

0.7+

Good

No

0.5+

Neutral

No

0.3+

Low

No

<0.3

Critical

No

Authorization Flow

  1. create_agent_identity — Register the agent

  2. authorize_action — Request permission for an action

  3. verify_authorization — Verify the token before executing

  4. Trust score updates automatically based on activity

Data Storage

All identity data is stored locally in SQLite at ~/.agent-identity/identities.db.


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License

MIT

A
license - permissive license
-
quality - not tested
C
maintenance

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