Octagon MCP Server vs Fec MCP Server

In-depth architectural comparison of the Octagon MCP Server and Fec MCP Server 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?

Choose Octagon MCP Server when:

• You need dedicated capabilities in the Finance & Fintech domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: API Key required (Freemium).
• You have access to required keys: OCTAGON_API_KEY.
• Primary tools included: octagon-prediction-markets-agent, prediction_markets_history, octagon-docs-search.

Explore Octagon MCP Server Details

Choose Fec MCP Server when:

• You need dedicated capabilities in the Finance & Fintech domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: API Key required (Free / Open Source).
• You have access to required keys: FEC_API_KEY.
• Primary tools included: search_candidates, get_committee_finances, get_receipts.

Feature & Specification Comparison

Specification	Octagon MCP Server OctagonAI Finance & Fintech	Fec MCP Server sh-patterson Finance & Fintech
Summary	Octagon AI Agents to integrate private and public market data	Query FEC campaign finance data — search candidates, track donations, analyze spending, and monitor Super PAC activity via the OpenFEC API.
Category & Scope	Finance & Fintech

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": {
    "octagonai-octagon-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "-v"
      ],
      "env": {
        "OCTAGON_API_KEY": "YOUR_OCTAGON_API_KEY_HERE"
      }
    }
  }
}

{
  "mcpServers": {
    "sh-patterson-fec-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "fec-mcp-server"
      ],
      "env": {
        "FEC_API_KEY": "YOUR_FEC_API_KEY_HERE"
      }
    }
  }
}

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