Alpaca MCP Server vs Prediction Markets 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	Prediction Markets MCP Server Real-time prediction market odds and prices from Polymarket, PredictIt, and Kalshi. No API keys required. Unverified stdio (local) No auth TypeScript
Category	Finance & Payments	Finance & Payments
Language	Python	TypeScript
Transport	stdio (local)	stdio (local)
Auth	API key	None
GitHub stars	820	35
Last commit	2 months ago	7 months ago
Verified
Actively maintained
Install	`uvx alpaca-mcp-server`	`npm install -g prediction-markets-mcp`
Repo	Open	Open

Verdict

Pick Alpaca MCP Server if you want the official, vendor-maintained server, and you prefer the more popular, battle-tested option.

Pick Prediction Markets MCP Server if you want zero-setup with no API key.

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 Prediction Markets MCP Server

Install / run

npm install -g prediction-markets-mcp

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

{
  "mcpServers": {
    "prediction-markets-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "prediction-markets-mcp"
      ]
    }
  }
}

FAQ

Alpaca MCP Server or Prediction Markets MCP Server — which is better?

Pick Alpaca MCP Server if you want the official, vendor-maintained server, and you prefer the more popular, battle-tested option. Pick Prediction Markets MCP Server if you want zero-setup with no API key.

Can I use both Alpaca MCP Server and Prediction Markets 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 Prediction Markets 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 Prediction Markets MCP Server →More comparisons →