Guides

Add a custom MCP connector

This step-by-step guide explains how to add a new Custom connector to your AI agent. With Custom connector, your agent can go beyond answering questions and perform real-world tasks using connected MCP servers.s

What is a custom connectors?

A Custom connector connects your agent to an external system through an MCP (Model Context Protocol) server. This enables the agent to:

  • Fetch live information (e.g., check order status).
  • Trigger actions (e.g., create a support ticket).
  • Integrate with third-party apps and workflows.

👉 Learn more about Custom connector

How to add a custom connector

  1. On your CustomGPT.ai dashboard, click the three dots menu.
  1. Click Actions.
  1. On the Actions page, click Custom connectors tab.
  1. Click Add MCP.
  1. Enter the name of custom connector and MCP server URL.
  1. Under Authentication, select the Authentication Token card. If the server requires OAuth 2.1 instead, see Add a Custom Connector with OAuth 2.1.
  1. Enter your authentication token.
  1. Enter a Description for the connector.

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Note:

There's no limit on how many connectors you can add. See Limits and cost for how many you can enable at once.

Explore publicly available MCP servers here: Awesome Remote MCP Servers

  1. Choose whether to Require end user confirmation before use:
  • Yes: The agent will check if the action is suitable for a query and ask the user for confirmation before executing it. This happens every time and uses an additional query.
  • No: The agent will execute the action automatically whenever it decides it is suitable.
  1. Click Create Custom Connector to apply changes.
  1. Once added, your agent will automatically decide when to use the action, based on the conversation context.

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Updated 13 days ago

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