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MCP GitLab Server

by Vijay-Duke

gitlab_get_merge_request_changes

Retrieve complete file diffs for a GitLab merge request to review all code changes. Displays full file diffs with context for entire MR, including all commits. Use for detailed code review.

Instructions

Get detailed MR file changes Returns: Complete diffs for all files Use when: Reviewing code changes Shows: Full file diffs with context

Similar to commit diff but for entire MR Includes all commits in the MR

Related tools:

  • gitlab_get_merge_request: MR overview

  • gitlab_smart_diff: Customizable diffs

Input Schema

NameRequiredDescriptionDefault
mr_iidYesMerge request number (IID - Internal ID) Type: integer Format: Project-specific MR number (without !) Required: Yes Examples: - 456 (for MR !456) - 7890 (for MR !7890) How to find: Look at MR URL or title - URL: https://gitlab.com/group/project/-/merge_requests/456 → use 456 - Title: "Add new feature (!456)" → use 456 Note: This is NOT the global MR ID
project_idNoProject identifier (auto-detected if not provided) Type: integer OR string Format: numeric ID or 'namespace/project' Optional: Yes - auto-detects from current git repository Examples: - 12345 (numeric ID) - 'gitlab-org/gitlab' (namespace/project path) - 'my-group/my-subgroup/my-project' (nested groups) Note: If in a git repo with GitLab remote, this can be omitted

Input Schema (JSON Schema)

{ "properties": { "mr_iid": { "description": "Merge request number (IID - Internal ID)\nType: integer\nFormat: Project-specific MR number (without !)\nRequired: Yes\nExamples:\n - 456 (for MR !456)\n - 7890 (for MR !7890)\nHow to find: Look at MR URL or title\n - URL: https://gitlab.com/group/project/-/merge_requests/456 → use 456\n - Title: \"Add new feature (!456)\" → use 456\nNote: This is NOT the global MR ID", "type": "integer" }, "project_id": { "description": "Project identifier (auto-detected if not provided)\nType: integer OR string\nFormat: numeric ID or 'namespace/project'\nOptional: Yes - auto-detects from current git repository\nExamples:\n - 12345 (numeric ID)\n - 'gitlab-org/gitlab' (namespace/project path)\n - 'my-group/my-subgroup/my-project' (nested groups)\nNote: If in a git repo with GitLab remote, this can be omitted", "type": "string" } }, "required": [ "mr_iid" ], "type": "object" }

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