openapi: 3.1.0
info:
  title: Outbrain Amplify API
  description: >
    The Outbrain Amplify API enables advertisers, agencies, and technology
    partners to integrate Amplify campaign management and reporting into their
    own tools and platforms. The API is organized around core entities: Marketer
    (a customer account), Campaign (a collection of promoted links), PromotedLink
    (a single piece of promoted content), Budget, AudienceTargeting, and
    PerformanceBy* analytics resources for retrieving performance metrics.
  version: '0.1'
  contact:
    name: Outbrain Developer Center
    url: https://developer.outbrain.com
  license:
    name: Outbrain Amplify API Terms and Conditions
    url: https://www.outbrain.com/legal/

servers:
  - url: https://api.outbrain.com/amplify/v0.1
    description: Production Server

security:
  - OBTokenAuth: []

tags:
  - name: Authentication
    description: Token-based authentication
  - name: Marketers
    description: Marketer (customer account) resources
  - name: Campaigns
    description: Campaign management
  - name: PromotedLinks
    description: Promoted link (ad creative) management
  - name: Budgets
    description: Budget management
  - name: Targeting
    description: Audience and contextual targeting
  - name: Reporting
    description: Performance reporting

paths:
  /login:
    get:
      summary: Authenticate And Retrieve Token
      description: >
        Authenticate using HTTP Basic auth (Base64 of username:password) and
        receive an OB-TOKEN-V1 token to be sent in the OB-TOKEN-V1 header on
        subsequent requests. Rate limited to 2 requests per hour per user.
      operationId: login
      tags:
        - Authentication
      security:
        - BasicAuth: []
      responses:
        '200':
          description: Successful authentication.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LoginResponse'
        '401':
          description: Invalid credentials.

  /marketers:
    get:
      summary: List Marketers For The Authenticated User
      description: Retrieve all marketers (customer accounts) accessible to the authenticated user.
      operationId: listMarketers
      tags:
        - Marketers
      responses:
        '200':
          description: A list of marketers.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/MarketerList'

  /marketers/{marketerId}:
    get:
      summary: Get A Marketer By Id
      description: Retrieve a single marketer by its identifier.
      operationId: getMarketer
      tags:
        - Marketers
      parameters:
        - $ref: '#/components/parameters/MarketerIdPath'
      responses:
        '200':
          description: A marketer resource.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Marketer'

  /marketers/{marketerId}/campaigns:
    get:
      summary: List Campaigns For A Marketer
      description: Retrieve all campaigns belonging to a specific marketer.
      operationId: listCampaignsByMarketer
      tags:
        - Campaigns
      parameters:
        - $ref: '#/components/parameters/MarketerIdPath'
      responses:
        '200':
          description: A list of campaigns.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/CampaignList'
    post:
      summary: Create A Campaign For A Marketer
      description: Create a new campaign under the specified marketer.
      operationId: createCampaign
      tags:
        - Campaigns
      parameters:
        - $ref: '#/components/parameters/MarketerIdPath'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CampaignRequest'
      responses:
        '201':
          description: Campaign created.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Campaign'

  /campaigns/{campaignId}:
    get:
      summary: Get A Campaign By Id
      description: Retrieve a single campaign by its identifier.
      operationId: getCampaign
      tags:
        - Campaigns
      parameters:
        - $ref: '#/components/parameters/CampaignIdPath'
      responses:
        '200':
          description: A campaign resource.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Campaign'
    put:
      summary: Update A Campaign
      description: Update an existing campaign's settings.
      operationId: updateCampaign
      tags:
        - Campaigns
      parameters:
        - $ref: '#/components/parameters/CampaignIdPath'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/CampaignRequest'
      responses:
        '200':
          description: Campaign updated.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Campaign'

  /campaigns/{campaignId}/promotedLinks:
    get:
      summary: List Promoted Links For A Campaign
      description: Retrieve all promoted links (ad creatives) in a campaign.
      operationId: listPromotedLinks
      tags:
        - PromotedLinks
      parameters:
        - $ref: '#/components/parameters/CampaignIdPath'
      responses:
        '200':
          description: A list of promoted links.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PromotedLinkList'
    post:
      summary: Create A Promoted Link
      description: Create a new promoted link inside a campaign.
      operationId: createPromotedLink
      tags:
        - PromotedLinks
      parameters:
        - $ref: '#/components/parameters/CampaignIdPath'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PromotedLinkRequest'
      responses:
        '201':
          description: Promoted link created.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PromotedLink'

  /promotedLinks/{promotedLinkId}:
    get:
      summary: Get A Promoted Link By Id
      description: Retrieve a single promoted link by its identifier.
      operationId: getPromotedLink
      tags:
        - PromotedLinks
      parameters:
        - $ref: '#/components/parameters/PromotedLinkIdPath'
      responses:
        '200':
          description: A promoted link resource.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PromotedLink'
    put:
      summary: Update A Promoted Link
      description: Update an existing promoted link.
      operationId: updatePromotedLink
      tags:
        - PromotedLinks
      parameters:
        - $ref: '#/components/parameters/PromotedLinkIdPath'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/PromotedLinkRequest'
      responses:
        '200':
          description: Promoted link updated.

  /marketers/{marketerId}/budgets:
    get:
      summary: List Budgets For A Marketer
      description: Retrieve all budgets belonging to a marketer.
      operationId: listBudgets
      tags:
        - Budgets
      parameters:
        - $ref: '#/components/parameters/MarketerIdPath'
      responses:
        '200':
          description: A list of budgets.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BudgetList'
    post:
      summary: Create A Budget
      description: Create a new shared budget for the marketer.
      operationId: createBudget
      tags:
        - Budgets
      parameters:
        - $ref: '#/components/parameters/MarketerIdPath'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/BudgetRequest'
      responses:
        '201':
          description: Budget created.

  /budgets/{budgetId}:
    get:
      summary: Get A Budget By Id
      description: Retrieve a single budget by its identifier.
      operationId: getBudget
      tags:
        - Budgets
      parameters:
        - $ref: '#/components/parameters/BudgetIdPath'
      responses:
        '200':
          description: A budget resource.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Budget'

  /campaigns/{campaignId}/targeting/audience:
    get:
      summary: Get Audience Targeting For A Campaign
      description: Retrieve audience targeting (segments, geo, devices, OS, browsers) for a campaign.
      operationId: getAudienceTargeting
      tags:
        - Targeting
      parameters:
        - $ref: '#/components/parameters/CampaignIdPath'
      responses:
        '200':
          description: Audience targeting object.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/AudienceTargeting'
    put:
      summary: Update Audience Targeting For A Campaign
      description: Update the audience targeting configuration for a campaign.
      operationId: updateAudienceTargeting
      tags:
        - Targeting
      parameters:
        - $ref: '#/components/parameters/CampaignIdPath'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/AudienceTargeting'
      responses:
        '200':
          description: Audience targeting updated.

  /reports/marketers/{marketerId}/campaigns:
    get:
      summary: Performance Report By Campaign
      description: >
        Retrieve performance metrics (impressions, clicks, spend, conversions,
        CPA, CTR) aggregated by campaign for the given marketer and date range.
        Limited to 10 requests per minute per marketer.
      operationId: reportPerformanceByCampaign
      tags:
        - Reporting
      parameters:
        - $ref: '#/components/parameters/MarketerIdPath'
        - $ref: '#/components/parameters/FromDateQuery'
        - $ref: '#/components/parameters/ToDateQuery'
        - $ref: '#/components/parameters/BreakdownQuery'
      responses:
        '200':
          description: Performance report.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PerformanceReport'

  /reports/marketers/{marketerId}/periodicContent:
    get:
      summary: Performance Report By Periodic Content
      description: Retrieve performance by promoted link over a period.
      operationId: reportPerformanceByPeriodicContent
      tags:
        - Reporting
      parameters:
        - $ref: '#/components/parameters/MarketerIdPath'
        - $ref: '#/components/parameters/FromDateQuery'
        - $ref: '#/components/parameters/ToDateQuery'
      responses:
        '200':
          description: Performance report.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PerformanceReport'

  /reports/marketers/{marketerId}/realtime:
    get:
      summary: Real Time Performance Report
      description: >
        Retrieve real-time performance metrics for a marketer. Limited to 50
        requests per minute per marketer.
      operationId: reportPerformanceRealtime
      tags:
        - Reporting
      parameters:
        - $ref: '#/components/parameters/MarketerIdPath'
      responses:
        '200':
          description: Real-time performance report.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/PerformanceReport'

components:
  securitySchemes:
    OBTokenAuth:
      type: apiKey
      in: header
      name: OB-TOKEN-V1
      description: Token returned from /login. Send on all authenticated requests.
    BasicAuth:
      type: http
      scheme: basic

  parameters:
    MarketerIdPath:
      name: marketerId
      in: path
      required: true
      schema:
        type: string
      description: Marketer (customer account) identifier.
    CampaignIdPath:
      name: campaignId
      in: path
      required: true
      schema:
        type: string
      description: Campaign identifier.
    PromotedLinkIdPath:
      name: promotedLinkId
      in: path
      required: true
      schema:
        type: string
    BudgetIdPath:
      name: budgetId
      in: path
      required: true
      schema:
        type: string
    FromDateQuery:
      name: from
      in: query
      required: true
      schema:
        type: string
        format: date
      description: Start date of the report range (YYYY-MM-DD).
    ToDateQuery:
      name: to
      in: query
      required: true
      schema:
        type: string
        format: date
      description: End date of the report range (YYYY-MM-DD).
    BreakdownQuery:
      name: breakdown
      in: query
      required: false
      schema:
        type: string
        enum: [day, week, month, campaign, country, platform]
      description: Breakdown dimension for the report.

  schemas:
    LoginResponse:
      type: object
      properties:
        OB-TOKEN-V1:
          type: string
          description: Bearer token to be sent on all subsequent requests.

    Marketer:
      type: object
      properties:
        id:
          type: string
        name:
          type: string
        currency:
          type: string
        enabled:
          type: boolean
        creationTime:
          type: string
          format: date-time

    MarketerList:
      type: object
      properties:
        count:
          type: integer
        marketers:
          type: array
          items:
            $ref: '#/components/schemas/Marketer'

    Campaign:
      type: object
      properties:
        id:
          type: string
        name:
          type: string
        marketerId:
          type: string
        enabled:
          type: boolean
        budgetId:
          type: string
        cpc:
          type: number
        targeting:
          $ref: '#/components/schemas/AudienceTargeting'
        startDate:
          type: string
          format: date
        endDate:
          type: string
          format: date
        objective:
          type: string
          enum: [traffic, awareness, conversions, leadGeneration]

    CampaignRequest:
      type: object
      required: [name, cpc]
      properties:
        name:
          type: string
        enabled:
          type: boolean
        budgetId:
          type: string
        cpc:
          type: number
        objective:
          type: string

    CampaignList:
      type: object
      properties:
        count:
          type: integer
        campaigns:
          type: array
          items:
            $ref: '#/components/schemas/Campaign'

    PromotedLink:
      type: object
      properties:
        id:
          type: string
        campaignId:
          type: string
        text:
          type: string
        url:
          type: string
          format: uri
        cachedImageUrl:
          type: string
          format: uri
        enabled:
          type: boolean
        status:
          type: string
          enum: [pending, approved, rejected]

    PromotedLinkRequest:
      type: object
      required: [text, url]
      properties:
        text:
          type: string
        url:
          type: string
          format: uri
        imageUrl:
          type: string
          format: uri
        enabled:
          type: boolean

    PromotedLinkList:
      type: object
      properties:
        count:
          type: integer
        promotedLinks:
          type: array
          items:
            $ref: '#/components/schemas/PromotedLink'

    Budget:
      type: object
      properties:
        id:
          type: string
        marketerId:
          type: string
        name:
          type: string
        amount:
          type: number
        currency:
          type: string
        type:
          type: string
          enum: [daily, monthly, total]
        startDate:
          type: string
          format: date
        endDate:
          type: string
          format: date

    BudgetRequest:
      type: object
      required: [name, amount, type]
      properties:
        name:
          type: string
        amount:
          type: number
        currency:
          type: string
        type:
          type: string
        startDate:
          type: string
          format: date
        endDate:
          type: string
          format: date

    BudgetList:
      type: object
      properties:
        count:
          type: integer
        budgets:
          type: array
          items:
            $ref: '#/components/schemas/Budget'

    AudienceTargeting:
      type: object
      properties:
        geoTargeting:
          type: array
          items:
            type: string
          description: ISO country codes.
        platformTargeting:
          type: array
          items:
            type: string
            enum: [DESKTOP, TABLET, SMARTPHONE]
        operatingSystems:
          type: array
          items:
            type: string
        browsers:
          type: array
          items:
            type: string
        interestSegments:
          type: array
          items:
            type: string

    PerformanceReport:
      type: object
      properties:
        marketerId:
          type: string
        from:
          type: string
          format: date
        to:
          type: string
          format: date
        results:
          type: array
          items:
            type: object
            properties:
              key:
                type: string
              impressions:
                type: integer
              clicks:
                type: integer
              spend:
                type: number
              conversions:
                type: integer
              ctr:
                type: number
              cpc:
                type: number
              cpa:
                type: number