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

# Preview Fan Out

> Preview how style-color proposals will fan out to variant-level records.

For each proposal that is style-color level (has vendor_style_color_id or
colorway but no variant_key), returns the list of matched and unmatched
variants. Variant-level proposals are returned as-is with no expansion.



## OpenAPI

````yaml /openapi/merchantops-public.json post /api/pricing/proposals/preview-fan-out
openapi: 3.1.0
info:
  description: >-
    Public API for the MerchantOps product catalog, pricing, and publishing
    surface.
  title: MerchantOps API
  version: 1.0.0
servers:
  - description: Production
    url: https://api.merchantops.ai
security: []
paths:
  /api/pricing/proposals/preview-fan-out:
    post:
      tags:
        - Pricing
        - Pricing
        - Price Fan-Out
      summary: Preview Fan Out
      description: >-
        Preview how style-color proposals will fan out to variant-level records.


        For each proposal that is style-color level (has vendor_style_color_id
        or

        colorway but no variant_key), returns the list of matched and unmatched

        variants. Variant-level proposals are returned as-is with no expansion.
      operationId: preview_fan_out
      parameters:
        - in: header
          name: authorization
          required: false
          schema:
            anyOf:
              - type: string
              - type: 'null'
            title: Authorization
        - in: header
          name: X-Organization-ID
          required: false
          schema:
            anyOf:
              - type: string
              - type: 'null'
            title: X-Organization-Id
        - in: cookie
          name: stytch_session
          required: false
          schema:
            anyOf:
              - type: string
              - type: 'null'
            title: Stytch Session
      requestBody:
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/FanOutPreviewRequest'
        required: true
      responses:
        '200':
          content:
            application/json:
              schema: {}
          description: Successful Response
        '422':
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/HTTPValidationError'
          description: Validation Error
components:
  schemas:
    FanOutPreviewRequest:
      properties:
        proposal_keys:
          items:
            type: string
          title: Proposal Keys
          type: array
      required:
        - proposal_keys
      title: FanOutPreviewRequest
      type: object
    HTTPValidationError:
      properties:
        detail:
          items:
            $ref: '#/components/schemas/ValidationError'
          title: Detail
          type: array
      title: HTTPValidationError
      type: object
    ValidationError:
      properties:
        ctx:
          title: Context
          type: object
        input:
          title: Input
        loc:
          items:
            anyOf:
              - type: string
              - type: integer
          title: Location
          type: array
        msg:
          title: Message
          type: string
        type:
          title: Error Type
          type: string
      required:
        - loc
        - msg
        - type
      title: ValidationError
      type: object

````