Keystone Verify Proxy MCP vs Agent Trust

In-depth architectural comparison of the Keystone Verify Proxy MCP and Agent Trust MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

Which MCP Server Should You Choose?

K

Choose Keystone Verify Proxy MCP when:

• You need dedicated capabilities in the Developer Tools domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Keystone Verify Proxy MCP Details

Choose Agent Trust when:

• You need dedicated capabilities in the Developer Tools domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Agent Trust Details

Feature & Specification Comparison

Specification	K Keystone Verify Proxy MCP Developer Tools	Agent Trust Developer Tools
Summary	VM-side verify proxy for keystone attestations	AI agent trust & reputation protocol — verify, score, route, compare, delegate. 18 tools.
Category & Scope	Developer Tools	Developer Tools
Quality signal

Tools & Capabilities Breakdown

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

{
  "mcpServers": {
    "keystone-verify-proxy-mcp": {
      "command": "npx",
      "args": [
        "-y",
        "keystone-verify-proxy-mcp"
      ]
    }
  }
}

{
  "mcpServers": {
    "agent-trust": {
      "command": "npx",
      "args": [
        "-y",
        "next"
      ]
    }
  }
}

Related MCP Server Comparisons