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> For a complete documentation index, see https://docs.ada.cx/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.ada.cx/_mcp/server.

# End user ID in the Data Export API

An `end_user_id` attribute has been added to the [`Conversation` object](/reference/data-export/data-export-v1-4/conversations) in version 1.4 of the Data Export API.