Google Ads Customers.asset Generations API

The customers.assetGenerations API from Google Ads — 2 operation(s) for customers.assetgenerations.

Documentation GitHub OpenAPI

Operations 2

Each operation below carries the questions people ask an LLM about it and the instructions they give an agent to run it. Generated by API Evangelist overlay

POST /v25/customers/{customersId}/assetGenerations:generateText Generate ad text with AI · Uses generative AI to generate text that can be used as assets in a campaign #

Ask an LLM

“Can AI write headlines and descriptions for my campaign from my landing page?”

“Can I guide generated ad text with a freeform prompt?”

Tell an agent

Generate text assets for {url} in account {customer}.

Write ad text for account {customer} from the prompt {prompt}.

POST /v25/customers/{customersId}/assetGenerations:generateImages Generate ad images with AI · Uses generative AI to generate images that can be used as assets in a campaign #

Ask an LLM

“Can AI create image assets for my campaign?”

“Can I generate images from my final URL or from a freeform description?”

Tell an agent

Generate image assets for account {customer}.

Create images for account {customer} from the freeform request {request}.

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OpenAPI Specification

openapi: 3.2.0
info:
  title: Google Ads Customers.asset Generations API
  description: Manage your Google Ads accounts, campaigns, and reports with this API.
  version: v25
  x-discovery-revision: '20260721'
  contact:
    name: Google
    url: https://developers.google.com/google-ads/api/
  termsOfService: https://developers.google.com/terms
servers:
- url: https://googleads.googleapis.com
  description: Google Ads API production server
security:
- oauth2:
  - https://www.googleapis.com/auth/adwords
tags:
- name: customers.assetGenerations
paths:
  /v25/customers/{customersId}/assetGenerations:generateText:
    parameters:
    - name: upload_protocol
      in: query
      required: false
      schema:
        type: string
      description: Upload protocol for media (e.g. "raw", "multipart").
    - name: quotaUser
      in: query
      required: false
      schema:
        type: string
      description: Available to use for quota purposes for server-side applications. Can be any arbitrary string assigned to a user, but should not exceed 40 characters.
    - name: fields
      in: query
      required: false
      schema:
        type: string
      description: Selector specifying which fields to include in a partial response.
    - name: $.xgafv
      in: query
      required: false
      schema:
        type: string
        enum:
        - '1'
        - '2'
        x-enumDescriptions:
        - v1 error format
        - v2 error format
      description: V1 error format.
    - name: callback
      in: query
      required: false
      schema:
        type: string
      description: JSONP
    - name: prettyPrint
      in: query
      required: false
      schema:
        type: boolean
        default: 'true'
      description: Returns response with indentations and line breaks.
    - name: access_token
      in: query
      required: false
      schema:
        type: string
      description: OAuth access token.
    - name: uploadType
      in: query
      required: false
      schema:
        type: string
      description: Legacy upload protocol for media (e.g. "media", "multipart").
    - name: key
      in: query
      required: false
      schema:
        type: string
      description: API key. Your API key identifies your project and provides you with API access, quota, and reports. Required unless you provide an OAuth 2.0 token.
    - name: oauth_token
      in: query
      required: false
      schema:
        type: string
      description: OAuth 2.0 token for the current user.
    - name: alt
      in: query
      required: false
      schema:
        x-enumDescriptions:
        - Responses with Content-Type of application/json
        - Media download with context-dependent Content-Type
        - Responses with Content-Type of application/x-protobuf
        type: string
        default: json
        enum:
        - json
        - media
        - proto
      description: Data format for response.
    post:
      operationId: googleads_customers_assetGenerations_generateText
      summary: Uses generative AI to generate text that can be used as assets in a campaign
      tags:
      - customers.assetGenerations
      description: 'Uses generative AI to generate text that can be used as assets in a campaign. List of thrown errors: AuthenticationError AuthorizationError AssetGenerationError HeaderError InternalError QuotaError RequestError'
      parameters:
      - name: customerId
        in: path
        required: true
        schema:
          pattern: ^[^/]+$
          type: string
        description: Required. The ID of the customer to generate assets for. Required.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/GoogleAdsGoogleadsV25Services__GenerateTextRequest'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GoogleAdsGoogleadsV25Services__GenerateTextResponse'
      security:
      - oauth2:
        - https://www.googleapis.com/auth/adwords
  /v25/customers/{customersId}/assetGenerations:generateImages:
    parameters:
    - name: upload_protocol
      in: query
      required: false
      schema:
        type: string
      description: Upload protocol for media (e.g. "raw", "multipart").
    - name: quotaUser
      in: query
      required: false
      schema:
        type: string
      description: Available to use for quota purposes for server-side applications. Can be any arbitrary string assigned to a user, but should not exceed 40 characters.
    - name: fields
      in: query
      required: false
      schema:
        type: string
      description: Selector specifying which fields to include in a partial response.
    - name: $.xgafv
      in: query
      required: false
      schema:
        type: string
        enum:
        - '1'
        - '2'
        x-enumDescriptions:
        - v1 error format
        - v2 error format
      description: V1 error format.
    - name: callback
      in: query
      required: false
      schema:
        type: string
      description: JSONP
    - name: prettyPrint
      in: query
      required: false
      schema:
        type: boolean
        default: 'true'
      description: Returns response with indentations and line breaks.
    - name: access_token
      in: query
      required: false
      schema:
        type: string
      description: OAuth access token.
    - name: uploadType
      in: query
      required: false
      schema:
        type: string
      description: Legacy upload protocol for media (e.g. "media", "multipart").
    - name: key
      in: query
      required: false
      schema:
        type: string
      description: API key. Your API key identifies your project and provides you with API access, quota, and reports. Required unless you provide an OAuth 2.0 token.
    - name: oauth_token
      in: query
      required: false
      schema:
        type: string
      description: OAuth 2.0 token for the current user.
    - name: alt
      in: query
      required: false
      schema:
        x-enumDescriptions:
        - Responses with Content-Type of application/json
        - Media download with context-dependent Content-Type
        - Responses with Content-Type of application/x-protobuf
        type: string
        default: json
        enum:
        - json
        - media
        - proto
      description: Data format for response.
    post:
      operationId: googleads_customers_assetGenerations_generateImages
      summary: Uses generative AI to generate images that can be used as assets in a campaign
      tags:
      - customers.assetGenerations
      description: 'Uses generative AI to generate images that can be used as assets in a campaign. List of thrown errors: AuthenticationError AuthorizationError AssetGenerationError HeaderError InternalError QuotaError RequestError'
      parameters:
      - name: customerId
        in: path
        required: true
        schema:
          type: string
          pattern: ^[^/]+$
        description: Required. The ID of the customer for whom the images are being generated. Required.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/GoogleAdsGoogleadsV25Services__GenerateImagesRequest'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GoogleAdsGoogleadsV25Services__GenerateImagesResponse'
      security:
      - oauth2:
        - https://www.googleapis.com/auth/adwords
components:
  schemas:
    GoogleAdsGoogleadsV25Services__GeneratedImage:
      type: object
      properties:
        imageTemporaryUrl:
          description: A temporary URL for the generated image.
          type: string
        assetFieldType:
          type: string
          description: The intended field type for this generated image.
          x-enumDescriptions:
          - Not specified.
          - Used for return value only. Represents value unknown in this version.
          - The asset is linked for use as a headline.
          - The asset is linked for use as a description.
          - The asset is linked for use as mandatory ad text.
          - The asset is linked for use as a marketing image.
          - The asset is linked for use as a media bundle.
          - The asset is linked for use as a YouTube video.
          - The asset is linked to indicate that a hotels campaign is "Book on Google" enabled.
          - The asset is linked for use as a Lead Form extension.
          - The asset is linked for use as a Promotion extension.
          - The asset is linked for use as a Callout extension.
          - The asset is linked for use as a Structured Snippet extension.
          - The asset is linked for use as a Sitelink.
          - The asset is linked for use as a Mobile App extension.
          - The asset is linked for use as a Hotel Callout extension.
          - The asset is linked for use as a Call extension.
          - The asset is linked for use as a Price extension.
          - The asset is linked for use as a long headline.
          - The asset is linked for use as a business name.
          - The asset is linked for use as a square marketing image.
          - The asset is linked for use as a portrait marketing image.
          - The asset is linked for use as a logo.
          - The asset is linked for use as a landscape logo.
          - The asset is linked for use as a non YouTube logo.
          - The asset is linked for use to select a call-to-action.
          - The asset is linked for use to select an ad image.
          - The asset is linked for use as a business logo.
          - The asset is linked for use as a hotel property in a Performance Max for travel goals campaign.
          - The asset is linked for use as a Demand Gen carousel card.
          - The asset is linked for use as a Business Message.
          - The asset is linked for use as a tall portrait marketing image.
          - The asset is linked for use as related YouTube videos.
          - The asset is linked for use as a landing page preview image.
          - The asset is linked for use as a long description.
          - The asset is linked for use as a call-to-action.
          - The asset is linked for use as a classic display image.
          enum:
          - UNSPECIFIED
          - UNKNOWN
          - HEADLINE
          - DESCRIPTION
          - MANDATORY_AD_TEXT
          - MARKETING_IMAGE
          - MEDIA_BUNDLE
          - YOUTUBE_VIDEO
          - BOOK_ON_GOOGLE
          - LEAD_FORM
          - PROMOTION
          - CALLOUT
          - STRUCTURED_SNIPPET
          - SITELINK
          - MOBILE_APP
          - HOTEL_CALLOUT
          - CALL
          - PRICE
          - LONG_HEADLINE
          - BUSINESS_NAME
          - SQUARE_MARKETING_IMAGE
          - PORTRAIT_MARKETING_IMAGE
          - LOGO
          - LANDSCAPE_LOGO
          - VIDEO
          - CALL_TO_ACTION_SELECTION
          - AD_IMAGE
          - BUSINESS_LOGO
          - HOTEL_PROPERTY
          - DEMAND_GEN_CAROUSEL_CARD
          - BUSINESS_MESSAGE
          - TALL_PORTRAIT_MARKETING_IMAGE
          - RELATED_YOUTUBE_VIDEOS
          - LANDING_PAGE_PREVIEW
          - LONG_DESCRIPTION
          - CALL_TO_ACTION
          - CLASSIC_DISPLAY_IMAGE
      description: Generated image data and metadata.
    GoogleAdsGoogleadsV25Services__FinalUrlImageGenerationInput:
      description: Input for guiding image asset generation with a final url.
      type: object
      properties:
        finalUrl:
          type: string
          description: Required. A final url to guide the image generation process. Required.
    GoogleAdsGoogleadsV25Services__GenerateTextResponse:
      description: Response message for AssetGenerationService.GenerateText
      type: object
      properties:
        generatedText:
          description: List of text that was generated and the field type to use it as.
          items:
            $ref: '#/components/schemas/GoogleAdsGoogleadsV25Services__GeneratedText'
          type: array
    GoogleAdsGoogleadsV25Services__GeneratedText:
      description: Data and metadata about a piece of generated text.
      type: object
      properties:
        text:
          description: A string of text that was generated.
          type: string
        assetFieldType:
          description: The type of asset this text is intended to be used as.
          type: string
          x-enumDescriptions:
          - Not specified.
          - Used for return value only. Represents value unknown in this version.
          - The asset is linked for use as a headline.
          - The asset is linked for use as a description.
          - The asset is linked for use as mandatory ad text.
          - The asset is linked for use as a marketing image.
          - The asset is linked for use as a media bundle.
          - The asset is linked for use as a YouTube video.
          - The asset is linked to indicate that a hotels campaign is "Book on Google" enabled.
          - The asset is linked for use as a Lead Form extension.
          - The asset is linked for use as a Promotion extension.
          - The asset is linked for use as a Callout extension.
          - The asset is linked for use as a Structured Snippet extension.
          - The asset is linked for use as a Sitelink.
          - The asset is linked for use as a Mobile App extension.
          - The asset is linked for use as a Hotel Callout extension.
          - The asset is linked for use as a Call extension.
          - The asset is linked for use as a Price extension.
          - The asset is linked for use as a long headline.
          - The asset is linked for use as a business name.
          - The asset is linked for use as a square marketing image.
          - The asset is linked for use as a portrait marketing image.
          - The asset is linked for use as a logo.
          - The asset is linked for use as a landscape logo.
          - The asset is linked for use as a non YouTube logo.
          - The asset is linked for use to select a call-to-action.
          - The asset is linked for use to select an ad image.
          - The asset is linked for use as a business logo.
          - The asset is linked for use as a hotel property in a Performance Max for travel goals campaign.
          - The asset is linked for use as a Demand Gen carousel card.
          - The asset is linked for use as a Business Message.
          - The asset is linked for use as a tall portrait marketing image.
          - The asset is linked for use as related YouTube videos.
          - The asset is linked for use as a landing page preview image.
          - The asset is linked for use as a long description.
          - The asset is linked for use as a call-to-action.
          - The asset is linked for use as a classic display image.
          enum:
          - UNSPECIFIED
          - UNKNOWN
          - HEADLINE
          - DESCRIPTION
          - MANDATORY_AD_TEXT
          - MARKETING_IMAGE
          - MEDIA_BUNDLE
          - YOUTUBE_VIDEO
          - BOOK_ON_GOOGLE
          - LEAD_FORM
          - PROMOTION
          - CALLOUT
          - STRUCTURED_SNIPPET
          - SITELINK
          - MOBILE_APP
          - HOTEL_CALLOUT
          - CALL
          - PRICE
          - LONG_HEADLINE
          - BUSINESS_NAME
          - SQUARE_MARKETING_IMAGE
          - PORTRAIT_MARKETING_IMAGE
          - LOGO
          - LANDSCAPE_LOGO
          - VIDEO
          - CALL_TO_ACTION_SELECTION
          - AD_IMAGE
          - BUSINESS_LOGO
          - HOTEL_PROPERTY
          - DEMAND_GEN_CAROUSEL_CARD
          - BUSINESS_MESSAGE
          - TALL_PORTRAIT_MARKETING_IMAGE
          - RELATED_YOUTUBE_VIDEOS
          - LANDING_PAGE_PREVIEW
          - LONG_DESCRIPTION
          - CALL_TO_ACTION
          - CLASSIC_DISPLAY_IMAGE
    GoogleAdsGoogleadsV25Services__SourceImage:
      description: A source image to be used in the generation process.
      type: object
      properties:
        imageData:
          format: byte
          description: Optional. Raw bytes of the image to use.
          type: string
    GoogleAdsGoogleadsV25Services__AssetGenerationExistingContext:
      type: object
      properties:
        existingAssetGroup:
          description: Resource name of an existing AssetGroup for which these assets are being generated.
          type: string
        existingAdGroupAd:
          description: Resource name of an existing AdGroupAd for which these assets are being generated.
          type: string
      description: The context for which assets are being generated, such as an existing AssetGroup or AdGroupAd.
    GoogleAdsGoogleadsV25Services__GenerateImagesRequest:
      type: object
      properties:
        finalUrlGeneration:
          description: Optional. Generate images from a final url.
          $ref: '#/components/schemas/GoogleAdsGoogleadsV25Services__FinalUrlImageGenerationInput'
        assetFieldTypes:
          description: Optional. Output field types for generated images. Supported values are MARKETING_IMAGE, SQUARE_MARKETING_IMAGE, PORTRAIT_MARKETING_IMAGE, and TALL_PORTRAIT_MARKETING_IMAGE. All specified field types must be compatible with the `advertising_channel_type` or `existing_generation_context` (whichever is set). If no field types are provided, images will be generated for all compatible field types.
          items:
            type: string
            x-enumDescriptions:
            - Not specified.
            - Used for return value only. Represents value unknown in this version.
            - The asset is linked for use as a headline.
            - The asset is linked for use as a description.
            - The asset is linked for use as mandatory ad text.
            - The asset is linked for use as a marketing image.
            - The asset is linked for use as a media bundle.
            - The asset is linked for use as a YouTube video.
            - The asset is linked to indicate that a hotels campaign is "Book on Google" enabled.
            - The asset is linked for use as a Lead Form extension.
            - The asset is linked for use as a Promotion extension.
            - The asset is linked for use as a Callout extension.
            - The asset is linked for use as a Structured Snippet extension.
            - The asset is linked for use as a Sitelink.
            - The asset is linked for use as a Mobile App extension.
            - The asset is linked for use as a Hotel Callout extension.
            - The asset is linked for use as a Call extension.
            - The asset is linked for use as a Price extension.
            - The asset is linked for use as a long headline.
            - The asset is linked for use as a business name.
            - The asset is linked for use as a square marketing image.
            - The asset is linked for use as a portrait marketing image.
            - The asset is linked for use as a logo.
            - The asset is linked for use as a landscape logo.
            - The asset is linked for use as a non YouTube logo.
            - The asset is linked for use to select a call-to-action.
            - The asset is linked for use to select an ad image.
            - The asset is linked for use as a business logo.
            - The asset is linked for use as a hotel property in a Performance Max for travel goals campaign.
            - The asset is linked for use as a Demand Gen carousel card.
            - The asset is linked for use as a Business Message.
            - The asset is linked for use as a tall portrait marketing image.
            - The asset is linked for use as related YouTube videos.
            - The asset is linked for use as a landing page preview image.
            - The asset is linked for use as a long description.
            - The asset is linked for use as a call-to-action.
            - The asset is linked for use as a classic display image.
            enum:
            - UNSPECIFIED
            - UNKNOWN
            - HEADLINE
            - DESCRIPTION
            - MANDATORY_AD_TEXT
            - MARKETING_IMAGE
            - MEDIA_BUNDLE
            - YOUTUBE_VIDEO
            - BOOK_ON_GOOGLE
            - LEAD_FORM
            - PROMOTION
            - CALLOUT
            - STRUCTURED_SNIPPET
            - SITELINK
            - MOBILE_APP
            - HOTEL_CALLOUT
            - CALL
            - PRICE
            - LONG_HEADLINE
            - BUSINESS_NAME
            - SQUARE_MARKETING_IMAGE
            - PORTRAIT_MARKETING_IMAGE
            - LOGO
            - LANDSCAPE_LOGO
            - VIDEO
            - CALL_TO_ACTION_SELECTION
            - AD_IMAGE
            - BUSINESS_LOGO
            - HOTEL_PROPERTY
            - DEMAND_GEN_CAROUSEL_CARD
            - BUSINESS_MESSAGE
            - TALL_PORTRAIT_MARKETING_IMAGE
            - RELATED_YOUTUBE_VIDEOS
            - LANDING_PAGE_PREVIEW
            - LONG_DESCRIPTION
            - CALL_TO_ACTION
            - CLASSIC_DISPLAY_IMAGE
          type: array
        productRecontextGeneration:
          $ref: '#/components/schemas/GoogleAdsGoogleadsV25Services__ProductRecontextGenerationImageInput'
          description: Optional. Generate new images by recontextualizing existing product images.
        advertisingChannelType:
          x-enumDescriptions:
          - Not specified.
          - Used for return value only. Represents value unknown in this version.
          - Search Network. Includes display bundled, and Search+ campaigns.
          - Google Display Network only.
          - Shopping campaigns serve on the shopping property and on google.com search results.
          - Hotel Ads campaigns.
          - Video campaigns.
          - App Campaigns, and App Campaigns for Engagement, that run across multiple channels.
          - Local ads campaigns.
          - Smart campaigns.
          - Performance Max campaigns.
          - Local services campaigns.
          - Travel campaigns.
          - Demand Gen campaigns.
          enum:
          - UNSPECIFIED
          - UNKNOWN
          - SEARCH
          - DISPLAY
          - SHOPPING
          - HOTEL
          - VIDEO
          - MULTI_CHANNEL
          - LOCAL
          - SMART
          - PERFORMANCE_MAX
          - LOCAL_SERVICES
          - TRAVEL
          - DEMAND_GEN
          type: string
          description: Optional. The advertising channel type for which the images are being generated. This field is required if `existing_generation_context` is not provided. Supported channel types include SEARCH, PERFORMANCE_MAX, DISPLAY, and DEMAND_GEN.
        freeformGeneration:
          $ref: '#/components/schemas/GoogleAdsGoogleadsV25Services__FreeformImageGenerationInput'
          description: Optional. Generate images from a freeform prompt.
      description: Request message for AssetGenerationService.GenerateImages
    GoogleAdsGoogleadsV25Services__ProductRecontextGenerationImageInput:
      type: object
      properties:
        sourceImages:
          type: array
          description: Required. Product images to use for generating new images. 1-3 images must be provided.
          items:
            $ref: '#/components/schemas/GoogleAdsGoogleadsV25Services__SourceImage'
        prompt:
          type: string
          description: Optional. A freeform description of the assets to be generated. Maximum character limit is 1500.
      description: Input for generating new images by recontextualizing existing product images.
    GoogleAdsGoogleadsV25Services__GenerateTextRequest:
      type: object
      properties:
        assetFieldTypes:
          type: array
          description: 'Required. Which field types text is being generated for. Supported values are: HEADLINE, LONG_HEADLINE, DESCRIPTION. Required.'
          items:
            type: string
            x-enumDescriptions:
            - Not specified.
            - Used for return value only. Represents value unknown in this version.
            - The asset is linked for use as a headline.
            - The asset is linked for use as a description.
            - The asset is linked for use as mandatory ad text.
            - The asset is linked for use as a marketing image.
            - The asset is linked for use as a media bundle.
            - The asset is linked for use as a YouTube video.
            - The asset is linked to indicate that a hotels campaign is "Book on Google" enabled.
            - The asset is linked for use as a Lead Form extension.
            - The asset is linked for use as a Promotion extension.
            - The asset is linked for use as a Callout extension.
            - The asset is linked for use as a Structured Snippet extension.
            - The asset is linked for use as a Sitelink.
            - The asset is linked for use as a Mobile App extension.
            - The asset is linked for use as a Hotel Callout extension.
            - The asset is linked for use as a Call extension.
            - The asset is linked for use as a Price extension.
            - The asset is linked for use as a long headline.
            - The asset is linked for use as a business name.
            - The asset is linked for use as a square marketing image.
            - The asset is linked for use as a portrait marketing image.
            - The asset is linked for use as a logo.
            - The asset is linked for use as a landscape logo.
            - The asset is linked for use as a non YouTube logo.
            - The asset is linked for use to select a call-to-action.
            - The asset is linked for use to select an ad image.
            - The asset is linked for use as a business logo.
            - The asset is linked for use as a hotel property in a Performance Max for travel goals campaign.
            - The asset is linked for use as a Demand Gen carousel card.
            - The asset is linked for use as a Business Message.
            - The asset is linked for use as a tall portrait marketing image.
            - The asset is linked for use as related YouTube videos.
            - The asset is linked for use as a landing page preview image.
            - The asset is linked for use as a long description.
            - The asset is linked for use as a call-to-action.
            - The asset is linked for use as a classic display image.
            enum:
            - UNSPECIFIED
            - UNKNOWN
            - HEADLINE
            - DESCRIPTION
            - MANDATORY_AD_TEXT
            - MARKETING_IMAGE
            - MEDIA_BUNDLE
            - YOUTUBE_VIDEO
            - BOOK_ON_GOOGLE
            - LEAD_FORM
            - PROMOTION
            - CALLOUT
            - STRUCTURED_SNIPPET
            - SITELINK
            - MOBILE_APP
            - HOTEL_CALLOUT
            - CALL
            - PRICE
            - LONG_HEADLINE
            - BUSINESS_NAME
            - SQUARE_MARKETING_IMAGE
            - PORTRAIT_MARKETING_IMAGE
            - LOGO
            - LANDSCAPE_LOGO
            - VIDEO
            - CALL_TO_ACTION_SELECTION
            - AD_IMAGE
            - BUSINESS_LOGO
            - HOTEL_PROPERTY
            - DEMAND_GEN_CAROUSEL_CARD
            - BUSINESS_MESSAGE
            - TALL_PORTRAIT_MARKETING_IMAGE
            - RELATED_YOUTUBE_VIDEOS
            - LANDING_PAGE_PREVIEW
            - LONG_DESCRIPTION
            - CALL_TO_ACTION
            - CLASSIC_DISPLAY_IMAGE
        advertisingChannelType:
          x-enumDescriptions:
          - Not specified.
          - Used for return value only. Represents value unknown in this version.
          - Search Network. Includes display bundled, and Search+ campaigns.
          - Google Display Network only.
          - Shopping campaigns serve on the shopping property and on google.com search results.
          - Hotel Ads campaigns.
          - Video campaigns.
          - App Campaigns, and App Campaigns for Engagement, that run across multiple channels.
          - Local ads campaigns.
          - Smart campaigns.
          - Performance Max campaigns.
          - Local services campaigns.
          - Travel campaigns.
          - Demand Gen campaigns.
          enum:
          - UNSPECIFIED
          - UNKNOWN
          - SEARCH
          - DISPLAY
          - SHOPPING
          - HOTEL
          - VIDEO
          - MULTI_CHANNEL
          - LOCAL
          - SMART
          - PERFORMANCE_MAX
          - LOCAL_SERVICES
          - TRAVEL
          - DEMAND_GEN
          description: 'Optional. The advertising channel for which to generate assets. Required if existing_context is not provided. Supported channel types: SEARCH, PERFORMANCE_MAX, DISPLAY, and DEMAND_GEN'
          type: string
        finalUrl:
          type: string
          description: Optional. Final url to use as a source for generating assets. Required if existing_generation_context is not provided or does not have a final url associated with it.
        existingGenerationContext:
          $ref: '#/components/schemas/GoogleAdsGoogleadsV25Services__AssetGenerationExistingContext'
          description: Optional. The setting for which assets are being generated, such as an existing AssetGroup or AdGroupAd.
        freeformPrompt:
          type: string
          description: Optional. A freeform description of what assets should be generated. The string length must be between 1 and 1500, inclusive.
        keywords:
          description: Optional. A freeform list of keywords that are relevant, used to inform asset generation.
          items:
            type: string
          type: array
      description: Request message for AssetGenerationService.GenerateText
    GoogleAdsGoogleadsV25Services__FreeformImageGenerationInput:
      type: object
      properties:
        freeformPrompt:
          type: string
          description: Required. A freeform text description to guide the image generation process. The maximum length is 1500 characters. Required.
      description: Input for guiding image asset generation with a freeform prompt.
    GoogleAdsGoogleadsV25Services__GenerateImagesResponse:
      description: Response message for AssetGenerationService.GenerateImages
      type: object
      properties:
        generatedImages:
          type: array
          description: Successfully generated images.
          items:
            $ref: '#/components/schemas/GoogleAdsGoogleadsV25Services__GeneratedImage'
  securitySchemes:
    oauth2:
      type: oauth2
      description: Google OAuth 2.0. Google Ads API additionally requires a developer token in the developer-token header.
      flows:
        authorizationCode:
          authorizationUrl: https://accounts.google.com/o/oauth2/auth
          tokenUrl: https://oauth2.googleapis.com/token
          scopes:
            https://www.googleapis.com/auth/adwords: See, edit, create, and delete your Google Ads accounts and data.
externalDocs:
  url: https://developers.google.com/google-ads/api/
x-source: https://googleads.googleapis.com/$discovery/rest?version=v25
x-generated-by: API Evangelist enrichment pipeline — mechanical conversion of the first-party Google API Discovery Document