MCP Node

Add MCP server

To create a MCP node, we first need to add MCP server.

Set request headers (optional)

You can define custom headers to include with the request Retell sends to your MCP Server.

Set query parameters (optional)

You can define query parameters to include in the request URL that Retell appends to your MCP Server Endpoint.

Add MCP Tool

Select MCP Tool

Set response variables (optional)

Extract values from the MCP tool response and save them as dynamic variables for use later in the conversation.For example, you can extract a user’s name from the response and reference it later using {{user_name}}.Example response body

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{
"properties": {
    "user": {
    "name": "John Doe",
    "age": 26
    }
}
}