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OpenAPI Specification

openapi: 3.2.0
info:
  title: LinkedIn Marketing Ad Accounts API
  description: 'Partial OpenAPI 3.1 representation of the LinkedIn Marketing API for

    advertising, campaign management, audience targeting, and reporting. Uses

    OAuth 2.0 three-legged (authorization code) flow and requires a

    `LinkedIn-Version` header in YYYYMM format on every versioned request.

    Reference documentation lives at

    https://learn.microsoft.com/en-us/linkedin/marketing/.'
  version: '2026.05'
  contact:
    name: LinkedIn Marketing API Program
    url: https://learn.microsoft.com/en-us/linkedin/marketing/
servers:
- url: https://api.linkedin.com/rest
  description: Versioned REST endpoint.
security:
- OAuth2:
  - rw_ads
tags:
- name: Ad Accounts
paths:
  /adAccounts:
    post:
      summary: Create an ad account
      operationId: createAdAccount
      security:
      - OAuth2:
        - rw_ads
      parameters:
      - $ref: '#/components/parameters/LinkedInVersion'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AdAccount'
      responses:
        '201':
          description: Ad account created. The created entity ID is returned in the `x-restli-id` response header.
          headers:
            x-restli-id:
              schema:
                type: string
      tags:
      - Ad Accounts
  /adAccounts/{adAccountId}:
    get:
      summary: Get an ad account
      operationId: getAdAccount
      security:
      - OAuth2:
        - r_ads
        - rw_ads
      parameters:
      - $ref: '#/components/parameters/LinkedInVersion'
      - name: adAccountId
        in: path
        required: true
        schema:
          type: string
      responses:
        '200':
          description: The requested ad account.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AdAccount'
      tags:
      - Ad Accounts
  /adAccounts/{adAccountId}/adCampaignGroups:
    post:
      summary: Create a campaign group
      operationId: createAdCampaignGroup
      security:
      - OAuth2:
        - rw_ads
      parameters:
      - $ref: '#/components/parameters/LinkedInVersion'
      - name: adAccountId
        in: path
        required: true
        schema:
          type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AdCampaignGroup'
      responses:
        '201':
          description: Campaign group created.
          headers:
            x-restli-id:
              schema:
                type: string
      tags:
      - Ad Accounts
  /adAccounts/{adAccountId}/adCampaigns:
    post:
      summary: Create a campaign
      operationId: createAdCampaign
      security:
      - OAuth2:
        - rw_ads
      parameters:
      - $ref: '#/components/parameters/LinkedInVersion'
      - name: adAccountId
        in: path
        required: true
        schema:
          type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AdCampaign'
      responses:
        '201':
          description: Campaign created.
          headers:
            x-restli-id:
              schema:
                type: string
      tags:
      - Ad Accounts
  /adAccounts/{adAccountId}/creatives:
    post:
      summary: Create an ad creative
      operationId: createCreative
      security:
      - OAuth2:
        - rw_ads
      parameters:
      - $ref: '#/components/parameters/LinkedInVersion'
      - name: adAccountId
        in: path
        required: true
        schema:
          type: string
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Creative'
      responses:
        '201':
          description: Creative created.
          headers:
            x-restli-id:
              schema:
                type: string
      tags:
      - Ad Accounts
components:
  parameters:
    LinkedInVersion:
      name: LinkedIn-Version
      in: header
      required: true
      description: API version in `YYYYMM` format, e.g. `202605`.
      schema:
        type: string
        pattern: ^\d{6}$
  schemas:
    AdAccount:
      type: object
      required:
      - currency
      - name
      - type
      - reference
      properties:
        currency:
          type: string
          example: USD
        name:
          type: string
        notifiedOnCampaignOptimization:
          type: boolean
        notifiedOnCreativeApproval:
          type: boolean
        notifiedOnCreativeRejection:
          type: boolean
        notifiedOnEndOfCampaign:
          type: boolean
        reference:
          type: string
          description: Owning organization URN, e.g. `urn:li:organization:101202303`.
        type:
          type: string
          enum:
          - BUSINESS
          - ENTERPRISE
    MoneyAmount:
      type: object
      properties:
        amount:
          type: string
        currencyCode:
          type: string
    Creative:
      type: object
      properties:
        campaign:
          type: string
        status:
          type: string
          enum:
          - ACTIVE
          - PAUSED
          - ARCHIVED
          - DRAFT
        type:
          type: string
          enum:
          - TEXT_AD
          - SPONSORED_UPDATES
          - SPONSORED_INMAILS
        variables:
          type: object
    AdCampaign:
      type: object
      properties:
        account:
          type: string
        name:
          type: string
        type:
          type: string
          enum:
          - TEXT_AD
          - SPONSORED_UPDATES
          - SPONSORED_INMAILS
        costType:
          type: string
          enum:
          - CPC
          - CPM
          - CPV
        dailyBudget:
          $ref: '#/components/schemas/MoneyAmount'
        unitCost:
          $ref: '#/components/schemas/MoneyAmount'
        locale:
          type: object
          properties:
            country:
              type: string
            language:
              type: string
        runSchedule:
          type: object
          properties:
            start:
              type: integer
              format: int64
            end:
              type: integer
              format: int64
        targetingCriteria:
          type: object
        audienceExpansionEnabled:
          type: boolean
        creativeSelection:
          type: string
        offsiteDeliveryEnabled:
          type: boolean
    AdCampaignGroup:
      type: object
      properties:
        account:
          type: string
        name:
          type: string
        runSchedule:
          type: object
          properties:
            start:
              type: integer
              format: int64
            end:
              type: integer
              format: int64
        status:
          type: string
          enum:
          - ACTIVE
          - PAUSED
          - ARCHIVED
          - DRAFT
        totalBudget:
          $ref: '#/components/schemas/MoneyAmount'
  securitySchemes:
    OAuth2:
      type: oauth2
      description: OAuth 2.0 three-legged (authorization code) flow.
      flows:
        authorizationCode:
          authorizationUrl: https://www.linkedin.com/oauth/v2/authorization
          tokenUrl: https://www.linkedin.com/oauth/v2/accessToken
          scopes:
            r_ads: Read ads accounts, campaigns, and creatives.
            rw_ads: Read and write ads accounts, campaigns, and creatives.
            r_ads_reporting: Read ad campaign reporting data.
            r_basicprofile: Read basic profile.