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Zapier MCP supports three authentication methods. The right one depends on how you are connecting.

Server URL

For most listed clients, Zapier MCP generates a client-specific server URL during setup, so you do not need to manage credentials manually. Popular clients show their setup instructions in a dialog as soon as you choose them. For any other client, the link icon Connect tab on your server has the steps. Some listed clients require specific configurations to connect to Zapier MCP. Learn how to connect specific AI clients.

Connection token

If your client is not on the supported list, click See all and select Other when you add your server. Zapier MCP generates a connection token you can use to authenticate any MCP-compatible client.
Treat your connection credentials like a password. They can be used to run tools on this server and access your data.

Generate a token

  1. Go to mcp.zapier.com and select your server, or add one with See all > Other.
  2. Select the link icon Connect tab.
  3. Click Generate token.
  4. Copy your credentials. You can either copy the server URL, which now includes your token, or copy the token on its own from the token field.
  5. Store your credentials somewhere safe straight away. The token is only shown once.
If you lose the token, you cannot retrieve it. Regenerate it to get a new one.

How to connect

When you generate a token, you get two connection options: Option 1: Authorization header (Recommended) Add the following header to your client’s MCP configuration:
Connect to:
Option 2: URL with token Use the full server URL with the token included as a query parameter. After you generate a token, the link icon Connect tab shows this complete URL, ready to copy.

Regenerate a token

If your token is exposed or you need to invalidate the current one:
  1. Go to mcp.zapier.com and select your server.
  2. Select the link icon Connect tab.
  3. Click Regenerate token.
  4. Copy and store the new token immediately. It is only visible once.
Regenerating immediately invalidates the previous token. Any clients using the old token will stop working until you update their configuration.

API key

The API key method is available for TypeScript and Python SDK integrations. It is not used for standard AI client connections.
Treat your API key like a password. It can be used to run tools on this server and access your data.

Generate an API key

  1. Go to mcp.zapier.com and select your server.
  2. Select TypeScript or Python as your client.
  3. Select the link icon Connect tab.
  4. Click Generate token.
The link icon Connect tab then shows a ready-to-copy code sample with your key already in the URL. You can also copy the key on its own from Or manually copy the token.

Connect from your code

There is no Zapier package to install. Use the standard MCP SDK for your language, and pass your key to https://mcp.zapier.com/api/v1/connect as a token query parameter.
You can also send the key as a Bearer token instead of a query parameter:

Next steps

Connect your AI client

Per-client setup guides for Claude, ChatGPT, Cursor, and more.

Your first MCP workflow

End-to-end tutorial for connecting and running your first tool call.
Last modified on August 18, 2026