Coinbase AgentKit MCP Extension vs Alpaca MCP Server

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

	Coinbase AgentKit MCP Extension Coinbase's AgentKit MCP extension for onchain actions: transfers, swaps, and contract calls. Verified stdio (local) API key TypeScript	Alpaca MCP Server Alpaca's official trading server for stocks, ETFs, options, and crypto in plain English. Verified stdio (local) API key Python
Category	Finance & Payments	Finance & Payments
Language	TypeScript	Python
Transport	stdio (local)	stdio (local)
Auth	API key	API key
GitHub stars	900	820
Last commit	1 month ago	28 days ago
Verified
Actively maintained
Install	`npm install @coinbase/agentkit @coinbase/agentkit-model-context-protocol @modelcontextprotocol/sdk`	`uvx alpaca-mcp-server`
Repo	Open	Open

Verdict

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

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

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>"
      }
    }
  }
}

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.

FAQ

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

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

Can I use both Coinbase AgentKit MCP Extension and Alpaca 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 Coinbase AgentKit MCP Extension and Alpaca MCP Server work with Claude, Cursor and Windsurf?

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

View Coinbase AgentKit MCP Extension →View Alpaca MCP Server →More comparisons →