Mostly Right vs Exogram Authority Runtime

In-depth architectural comparison of the Mostly Right 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 Mostly Right 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 Mostly Right 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).

Explore Exogram Authority Runtime Details

Feature & Specification Comparison

Specification	M Mostly Right Developer Tools	Exogram Authority Runtime Developer Tools
Summary	Search, sample and query open reproducible datasets published as immutable Parquet with schemas.	Model Context Protocol server for the Exogram Authority Runtime.
Category & Scope	Developer Tools	Developer Tools

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": {
    "mostly-right": {
      "command": "npx",
      "args": [
        "-y",
        "mostly-right"
      ]
    }
  }
}

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

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