contacts_update

2 different MCP tools share this name. They are not interchangeable — each provider's tool has its own behaviour, parameters, and output. Pick the one whose product matches your need.

Remote (2)

Network-hosted MCP servers — no local install needed.

MentionBird

Update a contact's name, `external_id`, email, `phone_number`, or custom data. Only supplied fields change; custom data keys are merged, with `null` removing a key. A contact keeps at least one identifier: clearing both email and `phone_number` is rejected.

bird/mcp

Remote

NetBird

Update a contact's name, `external_id`, email, `phone_number`, or custom data. Only supplied fields change; custom data keys are merged, with `null` removing a key. A contact keeps at least one identifier: clearing both email and `phone_number` is rejected.

bird/mcp

Remote