GitLab MCP Server

Instructions

Implementation Reference

• src/handlers/users-groups-handlers.ts:68-76 (handler)

  The handler function that implements the logic for the gitlab_list_group_members tool. It validates the group_id parameter and delegates to the usersGroupsManager to fetch the list of group members.

  export const listGroupMembers: ToolHandler = async (params, context) => {
    const { group_id } = params.arguments || {};
    if (!group_id) {
      throw new McpError(ErrorCode.InvalidParams, 'group_id is required');
    }
    
    const data = await context.usersGroupsManager.listGroupMembers(group_id as string | number);
    return formatResponse(data);
  };

• src/utils/tools-data.ts:781-793 (schema)

  The input schema definition for the gitlab_list_group_members tool, specifying the required group_id parameter.

    name: 'gitlab_list_group_members',
    description: 'List members of a group',
    inputSchema: {
      type: 'object',
      properties: {
        group_id: {
          type: 'string',
          description: 'The ID or URL-encoded path of the group'
        }
      },
      required: ['group_id']
    }
  },

• src/utils/tool-registry.ts:67-67 (registration)

  Registration of the gitlab_list_group_members tool in the central tool registry, mapping the tool name to its handler function.

  gitlab_list_group_members: usersGroupsHandlers.listGroupMembers,