Alpaca MCP Server vs Octagon MCP Server

A side-by-side comparison of two Finance & Payments servers — tools, transport, auth, maintenance, and copy-paste config for each.

	Alpaca MCP Server Alpaca's official trading server for stocks, ETFs, options, and crypto in plain English. Verified stdio (local) API key Python	Octagon MCP Server AI-powered financial research over SEC filings, earnings calls, stock & crypto data, and prediction markets. Unverified stdio (local) API key TypeScript
Category	Finance & Payments	Finance & Payments
Language	Python	TypeScript
Transport	stdio (local)	stdio (local)
Auth	API key	API key
GitHub stars	820	132
Last commit	2 months ago	1 month ago
Verified
Actively maintained
Install	`uvx alpaca-mcp-server`	`npm install -g octagon-mcp`
Repo	Open	Open

Verdict

Pick Alpaca MCP Server if you prefer the more popular, battle-tested option, and you need the broadest set of tools.

Pick Octagon MCP Server if you prefer its approach (ai-powered financial research over sec filings, earnings calls, stock & crypto data, and prediction markets).

Add Alpaca MCP Server

Install / run

uvx alpaca-mcp-server

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "alpaca-mcp-server": {
      "command": "uvx",
      "args": [
        "alpaca-mcp-server"
      ],
      "env": {
        "ALPACA_API_KEY": "<your-alpaca-api-key>",
        "ALPACA_SECRET_KEY": "<your-alpaca-secret-key>",
        "ALPACA_PAPER_TRADE": "true"
      }
    }
  }
}

Requires `uv` (the Python package runner). Install it from https://docs.astral.sh/uv/ if `uvx` is not found.

Add Octagon MCP Server

Install / run

npm install -g octagon-mcp

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "octagon-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "octagon-mcp@latest"
      ],
      "env": {
        "OCTAGON_API_KEY": "YOUR_API_KEY_HERE"
      }
    }
  }
}

FAQ

Alpaca MCP Server or Octagon MCP Server — which is better?

Pick Alpaca MCP Server if you prefer the more popular, battle-tested option, and you need the broadest set of tools. Pick Octagon MCP Server if you prefer its approach (ai-powered financial research over sec filings, earnings calls, stock & crypto data, and prediction markets).

Can I use both Alpaca MCP Server and Octagon MCP Server?

Yes — MCP clients let you enable multiple servers at once. Add both configs to your client's mcpServers and use whichever tool fits the task.

Do Alpaca MCP Server and Octagon MCP Server work with Claude, Cursor and Windsurf?

Both do. Copy the per-client config below into Claude Desktop, Cursor, or Windsurf.

View Alpaca MCP Server →View Octagon MCP Server →More comparisons →