> ## Documentation Index
> Fetch the complete documentation index at: https://docs.egma.ai/llms.txt
> Use this file to discover all available pages before exploring further.

# List the grader library for a project

> Includes Egma's built-in graders and custom graders owned by this project. activeProjectGraderId identifies a definition already in use by this project; null means it can be added.



## OpenAPI

````yaml openapi.json GET /v1/grader-library
openapi: 3.1.0
info:
  title: Egma Platform API
  version: 1.0.0
  description: >-
    The customer-facing HTTP interface used by Egma's web app, CLI, and outside
    clients.
servers:
  - url: https://app.egma.ai
security: []
paths:
  /v1/grader-library:
    get:
      tags:
        - Graders
      summary: List the grader library for a project
      description: >-
        Includes Egma's built-in graders and custom graders owned by this
        project. activeProjectGraderId identifies a definition already in use by
        this project; null means it can be added.
      operationId: listGraderLibrary
      parameters:
        - name: projectId
          in: query
          required: false
          schema:
            type: string
            minLength: 1
        - name: pageToken
          in: query
          required: false
          schema:
            type: string
            minLength: 1
      responses:
        '200':
          description: >-
            Grader definitions visible to the project, with current-project use
            state.
          content:
            application/json:
              schema:
                type: object
                properties:
                  graderLibraryEntries:
                    type: array
                    items:
                      type: object
                      properties:
                        id:
                          type: string
                          minLength: 1
                        name:
                          type: string
                        description:
                          anyOf:
                            - type: string
                            - type: 'null'
                        owner:
                          type: string
                          enum:
                            - egma
                            - project
                        type:
                          type: string
                          enum:
                            - llm_as_judge
                            - code
                        scopeEditable:
                          type: boolean
                        currentDefinitionVersion:
                          type: integer
                          minimum: 1
                        definitionVersion:
                          type: integer
                          minimum: 1
                        modalities:
                          type: array
                          items:
                            type: string
                            enum:
                              - chat
                              - voice
                          minItems: 1
                          uniqueItems: true
                        gradingInstructions:
                          anyOf:
                            - type: string
                            - type: 'null'
                        requiredEvidence:
                          type: array
                          items:
                            type: string
                            enum:
                              - transcript
                              - ending_outcome
                              - tool_calls
                              - observed_metrics
                              - test_expected_behaviors
                              - turn_response_latency
                        settingDefinitions:
                          type: array
                          items:
                            type: object
                            properties:
                              key:
                                type: string
                              label:
                                type: string
                              valueType:
                                type: string
                                enum:
                                  - integer
                                  - number
                                  - string
                              defaultValue:
                                oneOf:
                                  - type: number
                                  - type: string
                              unit:
                                anyOf:
                                  - type: string
                                  - type: 'null'
                              minimum:
                                anyOf:
                                  - type: number
                                  - type: 'null'
                              maximum:
                                anyOf:
                                  - type: number
                                  - type: 'null'
                            required:
                              - key
                              - label
                              - valueType
                              - defaultValue
                              - unit
                              - minimum
                              - maximum
                            additionalProperties: false
                        activeProjectGraderId:
                          anyOf:
                            - type: string
                              minLength: 1
                            - type: 'null'
                        createdAt:
                          type: string
                          format: date-time
                        updatedAt:
                          type: string
                          format: date-time
                      required:
                        - id
                        - name
                        - description
                        - owner
                        - type
                        - scopeEditable
                        - currentDefinitionVersion
                        - definitionVersion
                        - modalities
                        - gradingInstructions
                        - requiredEvidence
                        - settingDefinitions
                        - activeProjectGraderId
                        - createdAt
                        - updatedAt
                      additionalProperties: false
                  nextPageToken:
                    anyOf:
                      - type: string
                        minLength: 1
                      - type: 'null'
                required:
                  - graderLibraryEntries
                  - nextPageToken
                additionalProperties: false
        '400':
          description: The request was refused.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Refusal'
        '401':
          description: The request was refused.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Refusal'
        '403':
          description: The request was refused.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Refusal'
        '404':
          description: The request was refused.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Refusal'
        '422':
          description: The request was refused.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Refusal'
        '429':
          description: The request rate limit was reached.
          headers:
            Retry-After:
              description: Seconds to wait before trying again.
              schema:
                type: integer
                minimum: 1
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Refusal'
      security:
        - bearerAuth: []
        - sessionCookie: []
components:
  schemas:
    Refusal:
      type: object
      properties:
        error:
          type: string
        message:
          type: string
        details:
          type: object
          additionalProperties: true
      required:
        - error
        - message
      additionalProperties: false
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: An Egma API key.
    sessionCookie:
      type: apiKey
      in: cookie
      name: egma.session_token
      description: >-
        The browser session cookie issued by Egma. HTTPS deployments add the
        standard __Secure- prefix.

````