llamaindex Files API

openapi: 3.1.0
info:
  title: LlamaIndex LlamaCloud Data Sources Files 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: Files
  description: Upload, list, and manage files for use in pipelines and parsing jobs.
paths:
  /files:
    post:
      operationId: uploadFile
      summary: Upload a file
      description: Upload a file to the cloud platform using multipart form data. The file can then be used in pipelines, parsing jobs, or extraction workflows.
      tags:
      - Files
      parameters:
      - name: project_id
        in: query
        description: The project to associate the file with.
        required: true
        schema:
          type: string
      requestBody:
        required: true
        content:
          multipart/form-data:
            schema:
              type: object
              required:
              - file
              properties:
                file:
                  type: string
                  format: binary
                  description: The file to upload.
      responses:
        '200':
          description: File uploaded successfully
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/File'
        '400':
          description: Bad request - invalid file or missing parameters
        '401':
          description: Unauthorized - invalid or missing API key
components:
  schemas:
    File:
      type: object
      description: A file uploaded to the LlamaCloud platform.
      properties:
        id:
          type: string
          description: Unique identifier of the file.
        name:
          type: string
          description: Original file name.
        project_id:
          type: string
          description: Identifier of the project the file belongs to.
        file_size:
          type: integer
          description: Size of the file in bytes.
        content_type:
          type: string
          description: MIME type of the file.
        created_at:
          type: string
          format: date-time
          description: Timestamp when the file was uploaded.
  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/