MCP Pin vs Exogram Authority Runtime

In-depth architectural comparison of the MCP Pin and Exogram Authority Runtime 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?

M

Choose MCP Pin 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).
• Primary tools included: Hashes tools, prompts, and model instructions, Blocks sessions when pinned metadata changes, Checks listings throughout the session.

Explore MCP Pin Details

Choose Exogram Authority Runtime 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).
• Primary tools included: create_entities, create_relations, add_observations.

Explore Exogram Authority Runtime Details

Feature & Specification Comparison

Specification	M MCP Pin Developer Tools	Exogram Authority Runtime Developer Tools
Summary	Check if an MCP server's tool definitions changed after approval, from a signed public log.	Model Context Protocol server for the Exogram Authority Runtime.
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": {
    "mcp-pin": {
      "command": "npx",
      "args": [
        "--yes",
        "mcp-pin@0.1.4"
      ]
    }
  }
}

{
  "mcpServers": {
    "exogram-authority-runtime": {
      "command": "npx",
      "args": [
        "-y",
        "@modelcontextprotocol/server-memory"
      ]
    }
  }
}

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