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

# List all advertisers home

> Pre-assembled data for the buyer "All Advertisers Landing" widget: advertiser rows (brand kit, campaign count, resumable-draft flag) plus a portfolio summary. Money rollups (`managed`/`tracked`) are always null pending AI-5642; `attention`/`nextAction` are omitted pending AI-5643.



## OpenAPI

````yaml /v2/buyer-api-v2.yaml get /all-advertisers-home
openapi: 3.0.0
info:
  title: Scope3 Buyer API
  version: 2.0.0
  description: |-
    REST API for advertisers to manage advertisers, campaigns, and reporting.

    ## Authentication

    All endpoints require a Bearer token in the Authorization header:
    ```
    Authorization: Bearer your-api-key
    ```

    ## Base URL

    `https://api.interchange.io/api/v2/buyer`

    ## For AI Agents

    AI agents can use the MCP endpoint at `/mcp/v2/buyer` with three tools:
    - `initialize`: Start an MCP session
    - `api_call`: Make REST API calls
    - `ask_about_capability`: Learn about API features
servers:
  - url: https://api.interchange.io/api/v2/buyer
    description: Production server
security: []
tags:
  - name: Signup
    description: Request reviewed access to Interchange
  - name: Account
    description: Account management, service tokens, and preferences
  - name: Asks
    description: >-
      What you are waiting on Scope3 for — support, product, and supply asks in
      one list
  - name: Advertisers
    description: Manage advertisers
  - name: Product Discovery
    description: Discover and select products
  - name: Campaigns
    description: Manage advertising campaigns
  - name: Creatives
    description: Build, manage, and sync campaign creatives via AdCP Creative Protocol
  - name: Reporting
    description: Access performance metrics
  - name: Event Sources
    description: >-
      Manage event source configurations and log conversion/marketing events for
      attribution
  - name: Property Lists
    description: Validate property lists against AAO registry
  - name: Sales Agents
    description: View and connect sales agents
  - name: Measurement
    description: Measurement sources, records, context, and freshness
  - name: Syndication
    description: Syndicate resources to ADCP agents
  - name: Tasks
    description: Track async operation status
  - name: Buyer Billing
    description: >-
      Consolidated invoicing for buyers — invoices and pending invoice items
      issued by Scope3 across the buyer customer.
  - name: MCP
    description: Model Context Protocol endpoints for AI agents
paths:
  /all-advertisers-home:
    get:
      tags:
        - Advertisers
      summary: List all advertisers home
      description: >-
        Pre-assembled data for the buyer "All Advertisers Landing" widget:
        advertiser rows (brand kit, campaign count, resumable-draft flag) plus a
        portfolio summary. Money rollups (`managed`/`tracked`) are always null
        pending AI-5642; `attention`/`nextAction` are omitted pending AI-5643.
      operationId: listAllAdvertisersHome
      responses:
        '200':
          description: List all advertisers home
          content:
            application/json:
              schema:
                type: object
                properties:
                  portfolio:
                    type: object
                    properties:
                      tracked:
                        type: string
                      managed:
                        type: string
                      waitingOnYou:
                        type: number
                    required:
                      - tracked
                      - managed
                      - waitingOnYou
                    additionalProperties: false
                  advertisers:
                    type: array
                    items:
                      type: object
                      properties:
                        advertiserId:
                          type: string
                        name:
                          type: string
                        initials:
                          type: string
                        brandColors:
                          type: object
                          additionalProperties:
                            type: string
                        logoUrl:
                          type: string
                        logoTileColor:
                          type: string
                        logoFill:
                          type: boolean
                        managed:
                          nullable: true
                          type: string
                        tracked:
                          nullable: true
                          type: string
                        campaignCount:
                          type: number
                        resumableDraft:
                          type: boolean
                        attention:
                          type: object
                          properties:
                            flags:
                              type: array
                              items:
                                type: object
                                properties:
                                  label:
                                    type: string
                                  tone:
                                    type: string
                                    enum:
                                      - critical
                                      - needsAction
                                      - info
                                required:
                                  - label
                                  - tone
                                additionalProperties: false
                          required:
                            - flags
                          additionalProperties: false
                        nextAction:
                          type: object
                          properties:
                            label:
                              type: string
                          required:
                            - label
                          additionalProperties: false
                      required:
                        - advertiserId
                        - name
                        - initials
                        - managed
                        - tracked
                        - campaignCount
                        - resumableDraft
                      additionalProperties: false
                  currentAdvertiserId:
                    type: string
                required:
                  - portfolio
                  - advertisers
                additionalProperties: false
        '400':
          description: Bad request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '401':
          description: Unauthorized
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
        '500':
          description: Internal server error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/ErrorResponse'
      security:
        - bearerAuth: []
components:
  schemas:
    ErrorResponse:
      description: Standard error response
      type: object
      properties:
        data:
          type: string
          nullable: true
          enum:
            - null
        error:
          $ref: '#/components/schemas/ApiError'
      required:
        - data
        - error
      additionalProperties: false
    ApiError:
      description: Structured error object
      type: object
      properties:
        code:
          description: Machine-readable error code
          type: string
        message:
          description: Human-readable error message
          type: string
        field:
          description: Field path associated with the error
          type: string
        details:
          description: Additional error context
          type: object
          additionalProperties: {}
      required:
        - code
        - message
      additionalProperties: false
  securitySchemes:
    bearerAuth:
      type: http
      scheme: bearer
      description: API key or access token

````