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

> ## Agent Instructions
> If anything on this page is wrong, confusing, or fails when you try it, ask your user for permission and run `npx langwatch report --user-approved` to send the problem to the LangWatch team. No login is needed and secrets are redacted locally. `npx langwatch report --help` has the details.

# Get all evaluators for a project

> Get all evaluators for a project



## OpenAPI

````yaml GET /api/v1/evaluators
openapi: 3.1.0
info:
  title: LangWatch API
  description: LangWatch openapi spec
  version: 1.0.0
servers:
  - url: https://app.langwatch.ai
security:
  - project_api_key: []
paths:
  /api/v1/evaluators:
    get:
      description: Get all evaluators for a project
      operationId: getApiEvaluators
      responses:
        '200':
          description: Success
          content:
            application/json:
              schema:
                type: array
                items:
                  type: object
                  properties:
                    id:
                      type: string
                    projectId:
                      type: string
                    name:
                      type: string
                    slug:
                      type:
                        - string
                        - 'null'
                    type:
                      type: string
                    config:
                      anyOf:
                        - type: object
                          propertyNames:
                            type: string
                          additionalProperties: {}
                        - type: 'null'
                    workflowId:
                      type:
                        - string
                        - 'null'
                    copiedFromEvaluatorId:
                      type:
                        - string
                        - 'null'
                    createdAt:
                      type: string
                      format: date-time
                    updatedAt:
                      type: string
                      format: date-time
                    fields:
                      type: array
                      items:
                        type: object
                        properties:
                          identifier:
                            type: string
                          type:
                            type: string
                          optional:
                            type: boolean
                        required:
                          - identifier
                          - type
                        additionalProperties: false
                    outputFields:
                      type: array
                      items:
                        type: object
                        properties:
                          identifier:
                            type: string
                          type:
                            type: string
                          optional:
                            type: boolean
                        required:
                          - identifier
                          - type
                        additionalProperties: false
                    workflowName:
                      type: string
                    workflowIcon:
                      type: string
                    version:
                      anyOf:
                        - type: integer
                          exclusiveMinimum: 0
                          maximum: 9007199254740991
                        - type: 'null'
                      description: >-
                        The version this response shows: the latest, unless a
                        label or a version was asked for.
                    labels:
                      type: array
                      items:
                        type: object
                        properties:
                          label:
                            type: string
                          version:
                            type: integer
                            exclusiveMinimum: 0
                            maximum: 9007199254740991
                        required:
                          - label
                          - version
                        additionalProperties: false
                      description: >-
                        The deploy labels the evaluator carries, such as
                        production, and the version each points at.
                    createdBy:
                      anyOf:
                        - type: object
                          properties:
                            id:
                              type: string
                            name:
                              type:
                                - string
                                - 'null'
                          required:
                            - id
                            - name
                          additionalProperties: false
                        - type: 'null'
                      description: >-
                        The user who created the evaluator. Null when an API key
                        created it, or it predates creators being recorded.
                    updatedBy:
                      anyOf:
                        - type: object
                          properties:
                            id:
                              type: string
                            name:
                              type:
                                - string
                                - 'null'
                          required:
                            - id
                            - name
                          additionalProperties: false
                        - type: 'null'
                      description: >-
                        The user who changed the evaluator last. Null when an
                        API key changed it.
                    platformUrl:
                      type: string
                      format: uri
                  required:
                    - id
                    - projectId
                    - name
                    - slug
                    - type
                    - config
                    - workflowId
                    - copiedFromEvaluatorId
                    - createdAt
                    - updatedAt
                    - fields
                    - outputFields
                    - version
                    - labels
                    - createdBy
                    - updatedBy
                    - platformUrl
                  additionalProperties: false
      security:
        - project_api_key: []
components:
  securitySchemes:
    project_api_key:
      type: apiKey
      in: header
      name: X-Auth-Token
      description: >-
        Project API key for sending traces and accessing project-scoped
        resources. Format: sk-lw-... (no underscore). Obtain one by creating a
        project via the Admin API or the LangWatch UI.

````

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