openapi: 3.2.0
info:
  title: GPT Backend Chat API
  version: 0.1.0
servers:
- url: https://api.usepomo.ai
  description: Base URL declared by the provider in apis.yml (roadmap#122).
tags:
- name: chat
paths:
  /api/chat/agentic/with-files:
    post:
      tags:
      - chat
      summary: Agentic Chat With Files
      description: 'Agentic chat endpoint with file upload support and conversation persistence.


        Accepts files alongside the message. Files are processed, analyzed,

        and their content is used to enhance Claude''s response.


        - If files are uploaded: Content is extracted and included in context

        - If conversation_id provided: Continues existing conversation

        - Messages are persisted for multi-turn context'
      operationId: agentic_chat_with_files_api_chat_agentic_with_files_post
      requestBody:
        content:
          multipart/form-data:
            schema:
              $ref: '#/components/schemas/Body_agentic_chat_with_files_api_chat_agentic_with_files_post'
        required: true
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AgenticChatWithFilesResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
      security:
      - HTTPBearer: []
  /api/chat/files/{file_id}/share:
    post:
      tags:
      - chat
      summary: Share Chat File
      description: 'Share a chat-uploaded file to the gallery/documents.


        When a file is shared, it becomes visible in the company''s document library

        and can be accessed by the get_company_documents MCP tool.'
      operationId: share_chat_file_api_chat_files__file_id__share_post
      security:
      - HTTPBearer: []
      parameters:
      - name: file_id
        in: path
        required: true
        schema:
          type: string
          format: uuid
          title: File Id
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ShareFileResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
    delete:
      tags:
      - chat
      summary: Unshare File
      description: 'Remove a file from the Knowledge Base (stop sharing).


        The file is kept but no longer visible in the shared document library.

        Only the owner can unshare their files.'
      operationId: unshare_file_api_chat_files__file_id__share_delete
      security:
      - HTTPBearer: []
      parameters:
      - name: file_id
        in: path
        required: true
        schema:
          type: string
          format: uuid
          title: File Id
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ShareFileResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /api/chat/files/{file_id}:
    delete:
      tags:
      - chat
      summary: Delete File
      description: 'Permanently delete a file.


        This removes the file from GCS storage and the database entirely.

        Only the file owner can delete the file.'
      operationId: delete_file_api_chat_files__file_id__delete
      security:
      - HTTPBearer: []
      parameters:
      - name: file_id
        in: path
        required: true
        schema:
          type: string
          format: uuid
          title: File Id
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DeleteFileResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /api/chat/shared-files:
    get:
      tags:
      - chat
      summary: Get Shared Files
      description: 'Get list of files for the current company profile (Knowledge Base).


        Returns:

        - All shared files (is_shared=True) - visible to everyone

        - Owner''s unshared files (is_shared=False, user_id=current_user) - only visible to owner


        This allows owners to see and re-share their unshared files.'
      operationId: get_shared_files_api_chat_shared_files_get
      security:
      - HTTPBearer: []
      parameters:
      - name: page
        in: query
        required: false
        schema:
          type: integer
          default: 0
          title: Page
      - name: limit
        in: query
        required: false
        schema:
          type: integer
          default: 20
          title: Limit
      - name: search
        in: query
        required: false
        schema:
          anyOf:
          - type: string
          - type: 'null'
          title: Search
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/SharedFilesResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
  /api/chat/knowledge-base/upload:
    post:
      tags:
      - chat
      summary: Upload To Knowledge Base
      description: 'Upload files directly to the Knowledge Base.


        Files are stored in company_analysis_files with is_shared=True,

        making them immediately available in the Knowledge Base tab.

        Summaries are extracted for discoverability.'
      operationId: upload_to_knowledge_base_api_chat_knowledge_base_upload_post
      requestBody:
        content:
          multipart/form-data:
            schema:
              $ref: '#/components/schemas/Body_upload_to_knowledge_base_api_chat_knowledge_base_upload_post'
        required: true
      responses:
        '200':
          description: Successful Response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/KnowledgeBaseUploadResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
      security:
      - HTTPBearer: []
components:
  schemas:
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
          title: Detail
      type: object
      title: HTTPValidationError
    AgenticChatWithFilesResponse:
      properties:
        response:
          type: string
          title: Response
        ui_tool_calls:
          items:
            additionalProperties: true
            type: object
          type: array
          title: Ui Tool Calls
        web_citations:
          items:
            additionalProperties: true
            type: object
          type: array
          title: Web Citations
        tokens_used:
          type: integer
          title: Tokens Used
        turns:
          type: integer
          title: Turns
        uploaded_files:
          items:
            additionalProperties: true
            type: object
          type: array
          title: Uploaded Files
        conversation_id:
          anyOf:
          - type: string
          - type: 'null'
          title: Conversation Id
        user_message:
          anyOf:
          - additionalProperties: true
            type: object
          - type: 'null'
          title: User Message
        assistant_message:
          anyOf:
          - additionalProperties: true
            type: object
          - type: 'null'
          title: Assistant Message
        ai_policy_eval:
          anyOf:
          - additionalProperties: true
            type: object
          - type: 'null'
          title: Ai Policy Eval
      type: object
      required:
      - response
      - tokens_used
      - turns
      title: AgenticChatWithFilesResponse
    ValidationError:
      properties:
        loc:
          items:
            anyOf:
            - type: string
            - type: integer
          type: array
          title: Location
        msg:
          type: string
          title: Message
        type:
          type: string
          title: Error Type
      type: object
      required:
      - loc
      - msg
      - type
      title: ValidationError
    SharedFileItem:
      properties:
        id:
          type: string
          title: Id
        filename:
          type: string
          title: Filename
        file_type:
          type: string
          title: File Type
        file_size:
          type: integer
          title: File Size
        file_url:
          type: string
          title: File Url
        summary_preview:
          anyOf:
          - type: string
          - type: 'null'
          title: Summary Preview
        created_at:
          type: string
          format: date-time
          title: Created At
        owner_email:
          anyOf:
          - type: string
          - type: 'null'
          title: Owner Email
        is_owner:
          type: boolean
          title: Is Owner
          default: false
        is_shared:
          type: boolean
          title: Is Shared
          default: true
      type: object
      required:
      - id
      - filename
      - file_type
      - file_size
      - file_url
      - created_at
      title: SharedFileItem
      description: Schema for a shared file in the knowledge base
    KnowledgeBaseUploadResponse:
      properties:
        success:
          type: boolean
          title: Success
        files:
          items:
            $ref: '#/components/schemas/SharedFileItem'
          type: array
          title: Files
        message:
          type: string
          title: Message
      type: object
      required:
      - success
      - files
      - message
      title: KnowledgeBaseUploadResponse
      description: Response for knowledge base file upload
    Body_agentic_chat_with_files_api_chat_agentic_with_files_post:
      properties:
        message:
          type: string
          title: Message
        company_profile_id:
          anyOf:
          - type: string
            format: uuid
          - type: 'null'
          title: Company Profile Id
        organization_id:
          anyOf:
          - type: string
            format: uuid
          - type: 'null'
          title: Organization Id
        conversation_id:
          anyOf:
          - type: string
          - type: 'null'
          title: Conversation Id
        workflow_stage:
          anyOf:
          - type: string
          - type: 'null'
          title: Workflow Stage
        page_context:
          anyOf:
          - type: string
          - type: 'null'
          title: Page Context
        history:
          anyOf:
          - type: string
          - type: 'null'
          title: History
          default: '[]'
        files:
          items:
            type: string
            format: binary
          type: array
          title: Files
          default: []
      type: object
      required:
      - message
      title: Body_agentic_chat_with_files_api_chat_agentic_with_files_post
    SharedFilesResponse:
      properties:
        files:
          items:
            $ref: '#/components/schemas/SharedFileItem'
          type: array
          title: Files
        total:
          type: integer
          title: Total
        page:
          type: integer
          title: Page
        total_pages:
          type: integer
          title: Total Pages
      type: object
      required:
      - files
      - total
      - page
      - total_pages
      title: SharedFilesResponse
      description: Response for shared files list endpoint
    ShareFileResponse:
      properties:
        id:
          type: string
          title: Id
        filename:
          type: string
          title: Filename
        is_shared:
          type: boolean
          title: Is Shared
        message:
          type: string
          title: Message
      type: object
      required:
      - id
      - filename
      - is_shared
      - message
      title: ShareFileResponse
    Body_upload_to_knowledge_base_api_chat_knowledge_base_upload_post:
      properties:
        files:
          items:
            type: string
            format: binary
          type: array
          title: Files
      type: object
      required:
      - files
      title: Body_upload_to_knowledge_base_api_chat_knowledge_base_upload_post
    DeleteFileResponse:
      properties:
        id:
          type: string
          title: Id
        filename:
          type: string
          title: Filename
        message:
          type: string
          title: Message
      type: object
      required:
      - id
      - filename
      - message
      title: DeleteFileResponse
  securitySchemes:
    HTTPBearer:
      type: http
      scheme: bearer