GitLab Code review analytics API

openapi: 3.2.0
info:
  title: GitLab REST Code review analytics API
  description: GitLab REST API used to interact with a GitLab installation.
  termsOfService: https://handbook.gitlab.com/handbook/legal/api-terms/
  version: '19.6'
  license:
    name: CC BY-SA 4.0
    url: https://gitlab.com/gitlab-org/gitlab/-/blob/master/LICENSE
    x-gitlab-description: The license applies to the OpenAPI specification document itself. For terms governing use of the GitLab API, see the termsOfService field.
servers:
- url: https://{hostname}
  description: GitLab REST API
  variables:
    hostname:
      default: gitlab.com
      description: Your GitLab instance hostname
security:
- http: []
- oauth2: []
- apiKey: []
tags:
- name: Code review analytics
  description: 'Use this API to retrieve

    code review analytics for a project.'
  x-displayName: Code review analytics
paths:
  /api/v4/analytics/code_review:
    get:
      operationId: getApiV4AnalyticsCodeReview
      summary: List code review information about project
      description: Retrieves code review analytics data for a specific project.
      tags:
      - Code review analytics
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/APIEntitiesAnalyticsCodeReviewMergeRequest'
        '400':
          description: Bad Request
      parameters:
      - name: project_id
        required: true
        description: ID of the project.
        schema:
          type:
          - integer
          - 'null'
        in: query
      - name: label_name
        required: false
        description: Array of label names to filter by
        schema:
          type:
          - array
          - 'null'
          items:
            type: string
        in: query
        example:
        - feature
        - bug
        style: form
        explode: false
      - name: milestone_title
        required: false
        description: Milestone title to filter by
        schema:
          type:
          - string
          - 'null'
        in: query
        example: '1.6'
      - name: page
        required: false
        description: Page number of results to retrieve.
        schema:
          type: integer
          default: 1
        in: query
        example: 1
      - name: per_page
        required: false
        description: Number of items to list per page.
        schema:
          type: integer
          default: 20
        in: query
        example: 20
      - name: not
        required: false
        description: Return merge requests that do not match the specified parameters.
        schema:
          type:
          - object
          - 'null'
        in: query
      - name: not[label_name]
        required: false
        description: Array of label names to filter by
        schema:
          type:
          - array
          - 'null'
          items:
            type: string
        in: query
        example:
        - feature
        - bug
      - name: not[milestone_title]
        required: false
        description: Milestone title to filter by
        schema:
          type:
          - string
          - 'null'
        in: query
        example: '1.6'
      x-gitlab-tier: premium
components:
  schemas:
    APIEntitiesMilestone:
      type: object
      properties:
        id:
          type: integer
          format: int64
        iid:
          type: integer
          format: int64
        project_id:
          type: integer
          format: int64
        group_id:
          type: string
        title:
          type: string
        description:
          type: string
        state:
          type: string
        created_at:
          type: string
        updated_at:
          type: string
        due_date:
          type: string
        start_date:
          type: string
        expired:
          type: boolean
        web_url:
          type: string
    APIEntitiesAnalyticsCodeReviewMergeRequest:
      type: object
      properties:
        id:
          type: integer
          format: int64
          example: 84
        iid:
          type: integer
          example: 14
        project_id:
          type: integer
          format: int64
          example: 4
        title:
          type: string
          example: Test MR 1580978354
        description:
          type: string
          example: Repellendus impedit et vel velit dignissimos.
        state:
          type: string
          example: closed
        created_at:
          type: string
          format: date-time
          example: '2022-08-17T12:46:35.053Z'
        updated_at:
          type: string
          format: date-time
          example: '2022-11-14T17:22:01.470Z'
        web_url:
          type: string
          example: http://local.gitlab.test:8181/root/merge-train-race-condition/-/merge_requests/59
        milestone:
          $ref: '#/components/schemas/APIEntitiesMilestone'
        author:
          $ref: '#/components/schemas/APIEntitiesUserBasic'
        approved_by:
          $ref: '#/components/schemas/APIEntitiesUserBasic'
        notes_count:
          type: integer
          example: 10
        review_time:
          type: integer
          description: Review time in hours
          example: 6
        diff_stats:
          type: string
    APIEntitiesUserBasic:
      type: object
      properties:
        id:
          type: integer
          format: int64
          example: 1
        username:
          type: string
          example: admin
        public_email:
          type: string
          example: john@example.com
        name:
          type: string
          example: Administrator
        state:
          type: string
          example: active
        locked:
          type: boolean
        avatar_url:
          type: string
          example: https://gravatar.com/avatar/1
        avatar_path:
          type: string
          example: /user/avatar/28/The-Big-Lebowski-400-400.png
        custom_attributes:
          type: array
          items:
            $ref: '#/components/schemas/APIEntitiesCustomAttribute'
        web_url:
          type: string
          example: https://gitlab.example.com/root
    APIEntitiesCustomAttribute:
      type: object
      properties:
        key:
          type: string
          example: foo
        value:
          type: string
          example: bar
  securitySchemes:
    http:
      type: http
      scheme: bearer
    oauth2:
      type: oauth2
      flows:
        authorizationCode:
          authorizationUrl: https://gitlab.com/oauth/authorize
          tokenUrl: https://gitlab.com/oauth/token
          refreshUrl: https://gitlab.com/oauth/token
          scopes:
            api: Grants complete read/write access to the API, including all groups and projects, the container registry, the dependency proxy, and the package registry.
            read_api: Grants read access to the API, including all groups and projects, the container registry, and the package registry.
            read_user: Grants read-only access to your profile through the /user API endpoint, which includes username, public email, and full name. Also grants access to read-only API endpoints under /users.
            create_runner: Grants create access to the runners.
            manage_runner: Grants access to manage the runners.
            k8s_proxy: Grants permission to perform Kubernetes API calls using the agent for Kubernetes.
            self_rotate: Grants permission for token to rotate itself.
            mcp: Grants read-write access to remote Model Context Protocol (MCP) server for tools execution.
            mcp_orbit: Grants access to the Orbit Knowledge Graph MCP server for graph queries and schema retrieval.
    apiKey:
      type: apiKey
      name: PRIVATE-TOKEN
      in: header