Langdock Attachments API

openapi: 3.0.0
info:
  title: Langdock Agent Attachments API
  version: 3.0.0
servers:
- url: https://api.langdock.com
  description: Production
security:
- bearerAuth: []
tags:
- name: Attachments
paths:
  /attachment/v1/upload:
    post:
      operationId: uploadAttachment
      summary: Upload an attachment
      description: Upload a file that can be referenced in Agent conversations.
      tags:
      - Attachments
      parameters: []
      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: Successfully uploaded file
          content:
            application/json:
              schema:
                type: object
                required:
                - attachmentId
                - file
                properties:
                  attachmentId:
                    type: string
                    format: uuid
                    description: Unique identifier for the uploaded attachment
                  file:
                    type: object
                    required:
                    - name
                    - mimeType
                    - sizeInBytes
                    properties:
                      name:
                        type: string
                        description: Original filename
                      mimeType:
                        type: string
                        description: MIME type of the file
                      sizeInBytes:
                        type: integer
                        description: Size of the file in bytes
        '400':
          description: No file provided
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
        '401':
          description: Invalid API key
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
        '500':
          description: Internal server error
          content:
            application/json:
              schema:
                type: object
                properties:
                  message:
                    type: string
  /attachment/v1/delete:
    delete:
      operationId: deleteAttachment
      summary: Delete an attachment
      description: Soft-deletes an attachment by ID. The attachment must be created by the API key's creator or belong to a Knowledge base shared with the API key.
      tags:
      - Attachments
      parameters: []
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              required:
              - attachmentId
              properties:
                attachmentId:
                  type: string
                  format: uuid
                  description: The ID of the attachment to delete
      responses:
        '200':
          description: Attachment deleted successfully
          content:
            application/json:
              schema:
                type: object
                required:
                - success
                - message
                - attachmentId
                properties:
                  success:
                    type: boolean
                    example: true
                  message:
                    type: string
                    example: Attachment deleted successfully
                  attachmentId:
                    type: string
                    format: uuid
                    description: The ID of the deleted attachment
        '400':
          description: Invalid request body
          content:
            application/json:
              schema:
                type: object
                properties:
                  message:
                    type: string
                  errors:
                    type: array
                    items: {}
        '401':
          description: Invalid API key
          content:
            application/json:
              schema:
                type: object
                properties:
                  error:
                    type: string
        '403':
          description: API key does not have access to this attachment
          content:
            application/json:
              schema:
                type: object
                properties:
                  message:
                    type: string
        '404':
          description: Attachment not found
          content:
            application/json:
              schema:
                type: object
                properties:
                  message:
                    type: string
        '500':
          description: Internal server error
          content:
            application/json:
              schema:
                type: object
                properties:
                  message:
                    type: string
components:
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      bearerFormat: API Key
      description: API key as Bearer token. Format "Bearer YOUR_API_KEY"