openapi: 3.2.0
info:
  title: Google Ads Customers.campaign Labels 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.campaignLabels
paths:
  /v25/customers/{customersId}/campaignLabels:mutate:
    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_campaignLabels_mutate
      summary: Creates and removes campaign-label relationships
      tags:
      - customers.campaignLabels
      description: 'Creates and removes campaign-label relationships. Operation statuses are returned. List of thrown errors: [AuthenticationError]() [AuthorizationError]() [DatabaseError]() [FieldError]() [HeaderError]() [InternalError]() [LabelError]() [MutateError]() [NewResourceCreationError]() [QuotaError]() [RequestError]()'
      parameters:
      - name: customerId
        in: path
        required: true
        schema:
          type: string
          pattern: ^[^/]+$
        description: Required. ID of the customer whose campaign-label relationships are being modified.
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/GoogleAdsGoogleadsV25Services__MutateCampaignLabelsRequest'
      responses:
        '200':
          description: Successful response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/GoogleAdsGoogleadsV25Services__MutateCampaignLabelsResponse'
      security:
      - oauth2:
        - https://www.googleapis.com/auth/adwords
components:
  schemas:
    GoogleAdsGoogleadsV25Services__MutateCampaignLabelsRequest:
      description: Request message for CampaignLabelService.MutateCampaignLabels.
      type: object
      properties:
        operations:
          description: Required. The list of operations to perform on campaign-label relationships.
          items:
            $ref: '#/components/schemas/GoogleAdsGoogleadsV25Services__CampaignLabelOperation'
          type: array
        validateOnly:
          description: If true, the request is validated but not executed. Only errors are returned, not results.
          type: boolean
        partialFailure:
          type: boolean
          description: If true, successful operations will be carried out and invalid operations will return errors. If false, all operations will be carried out in one transaction if and only if they are all valid. Default is false.
    GoogleRpc__Status:
      description: 'The `Status` type defines a logical error model that is suitable for different programming environments, including REST APIs and RPC APIs. It is used by [gRPC](https://github.com/grpc). Each `Status` message contains three pieces of data: error code, error message, and error details. You can find out more about this error model and how to work with it in the [API Design Guide](https://cloud.google.com/apis/design/errors).'
      type: object
      properties:
        message:
          description: A developer-facing error message, which should be in English. Any user-facing error message should be localized and sent in the google.rpc.Status.details field, or localized by the client.
          type: string
        code:
          type: integer
          description: The status code, which should be an enum value of google.rpc.Code.
          format: int32
        details:
          type: array
          description: A list of messages that carry the error details. There is a common set of message types for APIs to use.
          items:
            type: object
            additionalProperties:
              description: Properties of the object. Contains field @type with type URL.
    GoogleAdsGoogleadsV25Services__MutateCampaignLabelResult:
      type: object
      properties:
        resourceName:
          description: Returned for successful operations.
          type: string
      description: The result for a campaign label mutate.
    GoogleAdsGoogleadsV25Services__CampaignLabelOperation:
      type: object
      properties:
        create:
          $ref: '#/components/schemas/GoogleAdsGoogleadsV25Resources__CampaignLabel'
          description: 'Create operation: No resource name is expected for the new campaign-label relationship.'
        remove:
          description: 'Remove operation: A resource name for the campaign-label relationship being removed, in this format: `customers/{customer_id}/campaignLabels/{campaign_id}~{label_id}`'
          type: string
      description: A single operation (create, remove) on a campaign-label relationship.
    GoogleAdsGoogleadsV25Services__MutateCampaignLabelsResponse:
      type: object
      properties:
        partialFailureError:
          description: Errors that pertain to operation failures in the partial failure mode. Returned only when partial_failure = true and all errors occur inside the operations. If any errors occur outside the operations (for example, auth errors), we return an RPC level error.
          $ref: '#/components/schemas/GoogleRpc__Status'
        results:
          type: array
          description: All results for the mutate.
          items:
            $ref: '#/components/schemas/GoogleAdsGoogleadsV25Services__MutateCampaignLabelResult'
      description: Response message for a campaign labels mutate.
    GoogleAdsGoogleadsV25Resources__CampaignLabel:
      type: object
      properties:
        campaign:
          type: string
          description: Immutable. The campaign to which the label is attached.
        label:
          description: Immutable. The label assigned to the campaign.
          type: string
        resourceName:
          description: 'Immutable. Name of the resource. Campaign label resource names have the form: `customers/{customer_id}/campaignLabels/{campaign_id}~{label_id}`'
          type: string
      description: Represents a relationship between a campaign and a label.
  securitySchemes:
    oauth2:
      type: oauth2
      description: Google OAuth 2.0. Google Ads API additionally requires a developer token in the developer-token header.
      flows:
        authorizationCode:
          authorizationUrl: https://accounts.google.com/o/oauth2/auth
          tokenUrl: https://oauth2.googleapis.com/token
          scopes:
            https://www.googleapis.com/auth/adwords: See, edit, create, and delete your Google Ads accounts and data.
externalDocs:
  url: https://developers.google.com/google-ads/api/
x-source: https://googleads.googleapis.com/$discovery/rest?version=v25
x-generated-by: API Evangelist enrichment pipeline — mechanical conversion of the first-party Google API Discovery Document