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Add group user

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

Add group user Adds a user to a group. [POST /organization/groups/{group_id}/users]

Name on the gateway: openai_api__add_group_user · may change things.

Parameters

NameTypeDescription
group_id requiredstringThe ID of the group to update.
user_id requiredstringIdentifier of the user to add to the group.

How to call it

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": "openai_api__add_group_user",
  "arguments": {
    "group_id": "…",
    "user_id": "…"
  }
}

Or connect the OpenAI API server directly, which lists 371 tools including this one:

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

Try asking

Use the add group user tool with group_id set to ….

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