openapi: 3.1.0
info:
  title: LlamaIndex LlamaCloud Data Sources Index Data Sources API
  description: The LlamaCloud API is the central REST API for LlamaIndex's cloud platform, providing programmatic access to managed document processing, indexing, and retrieval services. It enables developers to build production-grade LLM applications by leveraging cloud-hosted infrastructure for document ingestion, knowledge management, and agent orchestration. The API supports authentication via API keys and is available in both US and EU regions.
  version: '1.0'
  contact:
    name: LlamaIndex Support
    url: https://www.llamaindex.ai/contact
  termsOfService: https://www.llamaindex.ai/terms-of-service
servers:
- url: https://api.cloud.llamaindex.ai/api/v1
  description: US Production Server
- url: https://api.cloud.llamaindex.eu/api/v1
  description: EU Production Server
security:
- bearerAuth: []
tags:
- name: Index Data Sources
  description: Connect and manage external data sources for automatic document ingestion into an index.
paths:
  /pipelines/{pipelineId}/data-sources:
    get:
      operationId: listIndexDataSources
      summary: List index data sources
      description: Retrieve data sources connected to a specific index for automatic document ingestion.
      tags:
      - Index Data Sources
      parameters:
      - $ref: '#/components/parameters/pipelineId'
      responses:
        '200':
          description: Successfully retrieved list of data sources
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/DataSource'
        '401':
          description: Unauthorized - invalid or missing API key
        '404':
          description: Index not found
    put:
      operationId: addDataSourcesToIndex
      summary: Add data sources to an index
      description: Connect external data sources to an index for automatic document ingestion. The index will sync content from these sources based on the configured schedule.
      tags:
      - Index Data Sources
      parameters:
      - $ref: '#/components/parameters/pipelineId'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: array
              items:
                $ref: '#/components/schemas/DataSourceInput'
      responses:
        '200':
          description: Data sources added to index successfully
        '400':
          description: Bad request - invalid data source configuration
        '401':
          description: Unauthorized - invalid or missing API key
        '404':
          description: Index not found
components:
  parameters:
    pipelineId:
      name: pipelineId
      in: path
      description: Unique identifier of the index (pipeline).
      required: true
      schema:
        type: string
  schemas:
    DataSourceInput:
      type: object
      description: Input for connecting a data source to an index.
      required:
      - name
      - source_type
      properties:
        name:
          type: string
          description: Human-readable name for the data source.
        source_type:
          type: string
          description: Type of the data source.
        config:
          type: object
          additionalProperties: true
          description: Configuration specific to the data source type.
    DataSource:
      type: object
      description: A data source connected to an index for automatic document ingestion.
      properties:
        id:
          type: string
          description: Unique identifier of the data source.
        name:
          type: string
          description: Human-readable name of the data source.
        source_type:
          type: string
          description: Type of the data source.
        config:
          type: object
          additionalProperties: true
          description: Configuration specific to the data source type.
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: API Key
      description: LlamaCloud API key obtained from the LlamaCloud dashboard. Include as a Bearer token in the Authorization header.
externalDocs:
  description: LlamaCloud API Documentation
  url: https://developers.api.llamaindex.ai/