Zapier MCP for the Anthropic API: setup with a token

npm install @anthropic-ai/sdk

pnpm add @anthropic-ai/sdk

import { Anthropic } from "@anthropic-ai/sdk";

const anthropic = new Anthropic({
  apiKey: process.env.ANTHROPIC_API_KEY,
});

const response = await anthropic.beta.messages.create({
  model: "claude-sonnet-4-5-20250929",
  max_tokens: 1000,
  messages: [
    {
      role: "user",
      content: "What tools do you have available?",
    },
  ],
  mcp_servers: [
    {
      type: "url",
      url: "https://mcp.zapier.com/api/v1/connect",
      name: "zapier",
      authorization_token: process.env.ZAPIER_MCP_TOKEN,
    },
  ],
  tools: [
    {
      type: "mcp_toolset",
      mcp_server_name: "zapier",
    },
  ],
  betas: ["mcp-client-2025-11-20"],
});

console.log(JSON.stringify(response, null, 2));

pip install anthropic

uv pip install anthropic

import os

import anthropic

client = anthropic.Anthropic(
    # API key defaults to os.environ.get("ANTHROPIC_API_KEY")
)

response = client.beta.messages.create(
    model="claude-sonnet-4-5-20250929",
    max_tokens=1000,
    messages=[{"role": "user", "content": "What tools do you have available?"}],
    mcp_servers=[
        {
            "type": "url",
            "url": "https://mcp.zapier.com/api/v1/connect",
            "name": "zapier",
            "authorization_token": os.environ["ZAPIER_MCP_TOKEN"],
        }
    ],
    tools=[
        {
            "type": "mcp_toolset",
            "mcp_server_name": "zapier",
        }
    ],
    betas=["mcp-client-2025-11-20"],
)

print(response)