> ## Documentation Index
> Fetch the complete documentation index at: https://docs.nx1cloud.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Choose the default brand standard

> Registry admins: decks and PDFs use this standard when no workflow or request names one. `nx1` is NX1 style; anything else must be a Global brand with an approved version.



## OpenAPI

````yaml put /api/chat/brands/default
openapi: 3.1.0
info:
  title: Nx1 AI API
  description: |

    AI API for Nx1 Data Platform Management and Automated Data Tasks.

    Authentication is required via PSK in Authorization header.

    Default PSK is | [ask a friend] |
  version: 0.10.2
servers: []
security: []
paths:
  /api/chat/brands/default:
    put:
      tags:
        - Chat
      summary: Choose the default brand standard
      description: >-
        Registry admins: decks and PDFs use this standard when no workflow or
        request names one. `nx1` is NX1 style; anything else must be a Global
        brand with an approved version.
      operationId: set_default_brand_api_chat_brands_default_put
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/DefaultBrandRequest'
        required: true
      responses:
        '204':
          description: Successful Response
        '403':
          description: Registry admins only.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '409':
          description: Not a Global, approved brand.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '422':
          description: Validation Error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
      security:
        - OAuth2AuthorizationCodeBearer: []
        - APIKeyHeader: []
components:
  schemas:
    DefaultBrandRequest:
      properties:
        brand_id:
          type: string
          maxLength: 64
          minLength: 2
          pattern: ^[A-Za-z0-9-]+$
          title: Brand Id
          description: '`nx1` for NX1 style, else a Global brand''s artifact id.'
      type: object
      required:
        - brand_id
      title: DefaultBrandRequest
      description: Which standard decks and PDFs use when nothing names one.
    ErrorResponse:
      properties:
        error:
          type: string
          title: Error
          description: A brief description of the error that occurred.
        code:
          type: integer
          title: Code
          description: The HTTP status code associated with the error.
          default: 500
      type: object
      required:
        - error
      title: ErrorResponse
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          type: array
          title: Detail
      type: object
      title: HTTPValidationError
    ValidationError:
      properties:
        loc:
          items:
            anyOf:
              - type: string
              - type: integer
          type: array
          title: Location
        msg:
          type: string
          title: Message
        type:
          type: string
          title: Error Type
        input:
          title: Input
        ctx:
          type: object
          title: Context
      type: object
      required:
        - loc
        - msg
        - type
      title: ValidationError
  securitySchemes:
    OAuth2AuthorizationCodeBearer:
      type: oauth2
      flows:
        authorizationCode:
          scopes: {}
          authorizationUrl: >-
            https://sso-rapid.rapid.nx1cloud.com/realms/rapid/protocol/openid-connect/auth
          tokenUrl: >-
            https://sso-rapid.rapid.nx1cloud.com/realms/rapid/protocol/openid-connect/token
    APIKeyHeader:
      type: apiKey
      in: header
      name: Authorization-PSK

````

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