Alpaca MCP Server vs Coinbase AgentKit MCP Extension

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	Coinbase AgentKit MCP Extension Coinbase's AgentKit MCP extension for onchain actions: transfers, swaps, and contract calls. Verified 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	900
Last commit	28 days ago	1 month ago
Verified
Actively maintained
Install	`uvx alpaca-mcp-server`	`npm install @coinbase/agentkit @coinbase/agentkit-model-context-protocol @modelcontextprotocol/sdk`
Repo	Open	Open

Verdict

Pick Alpaca MCP Server if you need the broadest set of tools.

Pick Coinbase AgentKit MCP Extension if you prefer its approach (coinbase's agentkit mcp extension for onchain actions: transfers, swaps, and contract calls).

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 Coinbase AgentKit MCP Extension

Install / run

npm install @coinbase/agentkit @coinbase/agentkit-model-context-protocol @modelcontextprotocol/sdk

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

{
  "mcpServers": {
    "coinbase-agentkit-mcp-extension": {
      "command": "node",
      "args": [
        "/absolute/path/to/your-agentkit-mcp-server.js"
      ],
      "env": {
        "CDP_API_KEY_NAME": "<your-cdp-api-key-name>",
        "CDP_API_KEY_PRIVATE_KEY": "<your-cdp-api-private-key>"
      }
    }
  }
}

FAQ

Alpaca MCP Server or Coinbase AgentKit MCP Extension — which is better?

Pick Alpaca MCP Server if you need the broadest set of tools. Pick Coinbase AgentKit MCP Extension if you prefer its approach (coinbase's agentkit mcp extension for onchain actions: transfers, swaps, and contract calls).

Can I use both Alpaca MCP Server and Coinbase AgentKit MCP Extension?

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 Coinbase AgentKit MCP Extension 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 Coinbase AgentKit MCP Extension →More comparisons →