type: object
description: Document RAG response
properties:
  response:
    type: string
    description: Generated response based on retrieved documents
    example: The research papers found three key findings...
  end-of-stream:
    type: boolean
    description: Indicates streaming is complete (streaming mode)
    default: false
    example: true
  error:
    type: object
    description: Error details if request failed
    properties:
      message:
        type: string
        description: Error message
        example: Failed to retrieve documents
      type:
        type: string
        description: Error type
        example: RETRIEVAL_ERROR