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OpenAPI Specification

openapi: 3.2.0
info:
  title: langfuse AnnotationQueues Dataset Run Items API
  version: '1.0'
  description: '## Authentication


    Authenticate with the API using [Basic Auth](https://en.wikipedia.org/wiki/Basic_access_authentication), get API keys in the project settings:


    - username: Langfuse Public Key

    - password: Langfuse Secret Key


    ## Exports


    - OpenAPI spec: https://cloud.langfuse.com/generated/api/openapi.yml'
servers:
- url: https://cloud.langfuse.com/api/public
  description: Base URL declared by the provider in apis.yml (roadmap#122).
tags:
- name: DatasetRunItems
paths:
  /api/public/dataset-run-items:
    post:
      description: Create a dataset run item
      operationId: datasetRunItems_create
      tags:
      - DatasetRunItems
      parameters: []
      responses:
        '200':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DatasetRunItem'
        '400':
          description: ''
          content:
            application/json:
              schema: {}
        '401':
          description: ''
          content:
            application/json:
              schema: {}
        '403':
          description: ''
          content:
            application/json:
              schema: {}
        '404':
          description: ''
          content:
            application/json:
              schema: {}
        '405':
          description: ''
          content:
            application/json:
              schema: {}
      security:
      - BasicAuth: []
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CreateDatasetRunItemRequest'
    get:
      description: List dataset run items
      operationId: datasetRunItems_list
      tags:
      - DatasetRunItems
      parameters:
      - name: datasetId
        in: query
        required: true
        schema:
          type: string
      - name: runName
        in: query
        required: true
        schema:
          type: string
      - name: page
        in: query
        description: page number, starts at 1
        required: false
        schema:
          type:
          - integer
          - 'null'
      - name: limit
        in: query
        description: limit of items per page
        required: false
        schema:
          type:
          - integer
          - 'null'
      responses:
        '200':
          description: ''
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PaginatedDatasetRunItems'
        '400':
          description: ''
          content:
            application/json:
              schema: {}
        '401':
          description: ''
          content:
            application/json:
              schema: {}
        '403':
          description: ''
          content:
            application/json:
              schema: {}
        '404':
          description: ''
          content:
            application/json:
              schema: {}
        '405':
          description: ''
          content:
            application/json:
              schema: {}
      security:
      - BasicAuth: []
components:
  schemas:
    DatasetRunItem:
      title: DatasetRunItem
      type: object
      properties:
        id:
          type: string
        datasetRunId:
          type: string
        datasetRunName:
          type: string
        datasetItemId:
          type: string
        traceId:
          type: string
        observationId:
          type:
          - string
          - 'null'
          description: The observation ID associated with this run item
        createdAt:
          type: string
          format: date-time
        updatedAt:
          type: string
          format: date-time
      required:
      - id
      - datasetRunId
      - datasetRunName
      - datasetItemId
      - traceId
      - createdAt
      - updatedAt
    PaginatedDatasetRunItems:
      title: PaginatedDatasetRunItems
      type: object
      properties:
        data:
          type: array
          items:
            $ref: '#/components/schemas/DatasetRunItem'
        meta:
          $ref: '#/components/schemas/utilsMetaResponse'
      required:
      - data
      - meta
    CreateDatasetRunItemRequest:
      title: CreateDatasetRunItemRequest
      type: object
      properties:
        runName:
          type: string
        runDescription:
          type:
          - string
          - 'null'
          description: Description of the run. If run exists, description will be updated.
        metadata:
          description: Metadata of the dataset run, updates run if run already exists
        datasetItemId:
          type: string
        observationId:
          type:
          - string
          - 'null'
        traceId:
          type:
          - string
          - 'null'
          description: traceId should always be provided. For compatibility with older SDK versions it can also be inferred from the provided observationId.
        datasetVersion:
          type:
          - string
          - 'null'
          format: date-time
          description: "ISO 8601 timestamp (RFC 3339, Section 5.6) in UTC (e.g., \"2026-01-21T14:35:42Z\").\nSpecifies the dataset version to use for this experiment run. \nIf provided, the experiment will use dataset items as they existed at or before this timestamp.\nIf not provided, uses the latest version of dataset items."
        createdAt:
          type:
          - string
          - 'null'
          format: date-time
          description: Optional timestamp to set the createdAt field of the dataset run item. If not provided or null, defaults to current timestamp.
      required:
      - runName
      - datasetItemId
    utilsMetaResponse:
      title: utilsMetaResponse
      type: object
      properties:
        page:
          type: integer
          description: current page number
        limit:
          type: integer
          description: number of items per page
        totalItems:
          type: integer
          description: number of total items given the current filters/selection (if any)
        totalPages:
          type: integer
          description: number of total pages given the current limit
      required:
      - page
      - limit
      - totalItems
      - totalPages
  securitySchemes:
    BasicAuth:
      type: http
      scheme: basic