Coinbase AgentKit MCP Extension 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.

	Coinbase AgentKit MCP Extension Coinbase's AgentKit MCP extension for onchain actions: transfers, swaps, and contract calls. Verified stdio (local) API key TypeScript	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	TypeScript	TypeScript
Transport	stdio (local)	stdio (local)
Auth	API key	None
GitHub stars	900	35
Last commit	3 months ago	7 months ago
Verified
Actively maintained
Install	`npm install @coinbase/agentkit @coinbase/agentkit-model-context-protocol @modelcontextprotocol/sdk`	`npm install -g prediction-markets-mcp`
Repo	Open	Open

Verdict

Pick Coinbase AgentKit MCP Extension 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 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 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

Coinbase AgentKit MCP Extension or Prediction Markets MCP Server — which is better?

Pick Coinbase AgentKit MCP Extension 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 Coinbase AgentKit MCP Extension 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 Coinbase AgentKit MCP Extension 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 Coinbase AgentKit MCP Extension →View Prediction Markets MCP Server →More comparisons →