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

# /2025-07/retail-media/line-items/{line-item-id}/bid-multipliers

> Fetch all bid multipliers for a given line item



## OpenAPI

````yaml https://api.criteo.com/2025-07/retailmedia/open-api-specifications.json get /2025-07/retail-media/line-items/{line-item-id}/bid-multipliers
openapi: 3.0.1
info:
  title: Criteo API
  description: Criteo API - RetailMedia
  version: 2025-07
servers:
  - url: https://api.criteo.com
security:
  - oauth: []
tags:
  - name: Accounts
  - name: Analytics
  - name: Audience
  - name: Balance
  - name: Billing
  - name: Campaign
  - name: Gateway
paths:
  /2025-07/retail-media/line-items/{line-item-id}/bid-multipliers:
    get:
      tags:
        - Campaign
      summary: /2025-07/retail-media/line-items/{line-item-id}/bid-multipliers
      description: Fetch all bid multipliers for a given line item
      operationId: GetBidMultipliersByLineItemId
      parameters:
        - name: line-item-id
          in: path
          description: LineItemId for bid multiplier retrieval
          required: true
          schema:
            type: string
      responses:
        '200':
          description: BidMultipliers Found
          content:
            application/json:
              schema:
                $ref: >-
                  #/components/schemas/JsonApiSingleResponseOfLineItemBidMultipliersV2
      security:
        - oauth:
            - RetailMedia_Campaign_Read
components:
  schemas:
    JsonApiSingleResponseOfLineItemBidMultipliersV2:
      required:
        - data
      type: object
      properties:
        data:
          $ref: '#/components/schemas/JsonApiBodyWithLineItemBidMultipliersV2'
        errors:
          type: array
          items:
            $ref: '#/components/schemas/CommonError'
          nullable: true
        warnings:
          type: array
          items:
            $ref: '#/components/schemas/CommonWarning'
          nullable: true
      description: >-
        A JSON:API wrapper class to add one JSON:API <typeparamref name="T" />
        within a data property
    JsonApiBodyWithLineItemBidMultipliersV2:
      required:
        - type
      type: object
      properties:
        attributes:
          $ref: '#/components/schemas/LineItemBidMultipliersV2'
        type:
          type: string
      description: "A JSON:API wrapper class to format a <typeparamref name=\"TAttributes\" /> with Id, Type, and\r\nAttributes properties"
    CommonError:
      type: object
      properties:
        code:
          type: string
          description: >-
            (REQUIRED) A machine-readable unique error code, expressed as a
            string value. The format used must be kebab-case.
          nullable: true
        detail:
          type: string
          description: >-
            (RECOMMENDED) A human-readable explanation specific to this
            occurrence of the problem.
          nullable: true
        instance:
          type: string
          description: >-
            (REQUIRED) A URI reference that identifies the specific occurrence
            of the problem.
          nullable: true
        source:
          type: object
          additionalProperties:
            type: string
          description: >-
            (OPTIONAL) A machine-readable structure to reference to the exact
            location(s) causing the error(s)
          nullable: true
        stackTrace:
          type: string
          description: >-
            (NEVER IN PRODUCTION) A human-readable stacktrace produced by the
            implementation technology
          nullable: true
        title:
          type: string
          description: (RECOMMENDED) A short, human-readable summary of the problem type.
          nullable: true
        traceId:
          type: string
          description: >-
            (REQUIRED) The Correlation ID provided by the Gateway. It is also a
            unique identifier for this particular occurrence of the problem.
          nullable: true
        type:
          enum:
            - unknown
            - access-control
            - authentication
            - authorization
            - availability
            - deprecation
            - quota
            - validation
          type: string
          description: (REQUIRED) The classification of the error.
          nullable: true
      additionalProperties: false
      description: A JSON:API Common error structure
    CommonWarning:
      type: object
      properties:
        code:
          type: string
          description: >-
            (REQUIRED) A machine-readable unique error code, expressed as a
            string value. The format used must be kebab-case.
          nullable: true
        detail:
          type: string
          description: >-
            (RECOMMENDED) A human-readable explanation specific to this
            occurrence of the problem.
          nullable: true
        instance:
          type: string
          description: >-
            (REQUIRED) A URI reference that identifies the specific occurrence
            of the problem.
          nullable: true
        source:
          type: object
          additionalProperties:
            type: string
          description: >-
            (OPTIONAL) A machine-readable structure to reference to the exact
            location(s) causing the error(s)
          nullable: true
        stackTrace:
          type: string
          description: >-
            (NEVER IN PRODUCTION) A human-readable stacktrace produced by the
            implementation technology
          nullable: true
        title:
          type: string
          description: (RECOMMENDED) A short, human-readable summary of the problem type.
          nullable: true
        traceId:
          type: string
          description: >-
            (REQUIRED) The Correlation ID provided by the Gateway. It is also a
            unique identifier for this particular occurrence of the problem.
          nullable: true
        type:
          enum:
            - unknown
            - access-control
            - authentication
            - authorization
            - availability
            - deprecation
            - quota
            - validation
          type: string
          description: (REQUIRED) The classification of the error.
          nullable: true
      additionalProperties: false
      description: A JSON:API Base common warning
    LineItemBidMultipliersV2:
      type: object
      properties:
        category:
          type: number
          description: Categories Page Type Bid Multiplier
          format: double
          nullable: true
        categoryMenu:
          type: number
          description: CategoryMenu Page Type Bid Multiplier
          format: double
          nullable: true
        checkout:
          type: number
          description: Checkout Page Type Bid Multiplier
          format: double
          nullable: true
        confirmation:
          type: number
          description: Confirmation Page Type Bid Multiplier
          format: double
          nullable: true
        deals:
          type: number
          description: Deals Page Type Bid Multiplier
          format: double
          nullable: true
        favorites:
          type: number
          description: Favorites Page Type Bid Multiplier
          format: double
          nullable: true
        home:
          type: number
          description: Home Page Type Bid Multiplier
          format: double
          nullable: true
        id:
          type: string
          nullable: true
        merchandising:
          type: number
          description: Merchandising Page Type Bid Multiplier
          format: double
          nullable: true
        productDetail:
          type: number
          description: ProductDetail Page Type Bid Multiplier
          format: double
          nullable: true
        search:
          type: number
          description: Search Page Type Bid Multiplier
          format: double
          nullable: true
        searchBar:
          type: number
          description: SearchBar Page Type Bid Multiplier
          format: double
          nullable: true
      description: The Bid Multiplier Entity of a LineItem
      nullable: true
  securitySchemes:
    oauth:
      type: oauth2
      flows:
        clientCredentials:
          tokenUrl: https://api.criteo.com/oauth2/token
          scopes: {}
        authorizationCode:
          authorizationUrl: https://api.criteo.com/oauth2
          tokenUrl: https://api.criteo.com/oauth2/token
          scopes: {}

````