Update a contact

An MCP tool from the Intercom API server, hosted on mcp.hjlabs.in.

Update a contact You can update an existing contact (ie. user or lead). [PUT /contacts/{contact_id}]

Name on the gateway: intercom_api__update_contact · may change things.

Parameters

Name	Type	Description
`contact_id` required	`string`	contact_id parameter
`role`	`string`	The role of the contact.
`external_id`	`string`	A unique identifier for the contact which is given to Intercom
`email`	`string`	The contacts email
`phone`	`string`	The contacts phone
`name`	`string`	The contacts name
`avatar`	`string`	An image URL containing the avatar of a contact
`signed_up_at`	`integer`	(Unix timestamp in seconds) The time specified for when a contact signed up.
`last_seen_at`	`integer`	(Unix timestamp in seconds) The time when the contact was last seen (either…
`owner_id`	`integer`	The id of an admin that has been assigned account ownership of the contact
`unsubscribed_from_emails`	`boolean`	Whether the contact is unsubscribed from emails
`custom_attributes`	`object`	The custom attributes which are set for the contact

Through the Smart Gateway, any client can run it by name with call_tool, or let the gateway find it with search_tools:

call_tool arguments

{
  "name": "intercom_api__update_contact",
  "arguments": {
    "contact_id": "…"
  }
}

Or connect the Intercom API server directly, which lists 108 tools including this one:

Run in your terminal

claude mcp add --transport http hj-intercom-api https://mcp.hjlabs.in/mcp/intercom-api \
  --header "Authorization: Bearer YOUR_API_KEY"

Use the update a contact tool with contact_id set to ….