> ## 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.

# Add a publisher domain

> Declare one publisher domain. Accepts bare domains (`bbc.com`) or full URLs (`https://www.bbc.com/news`) and normalizes them automatically.



## OpenAPI

````yaml /v2/storefront-api-v2.yaml post /publishers
openapi: 3.0.0
info:
  title: Scope3 Storefront API
  version: 2.0.0
  description: |-
    REST API for partners to manage storefronts, inventory sources, and billing.

    ## Authentication

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

    ## Base URL

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

    ## For AI Agents

    AI agents can use the MCP endpoint at `/mcp/v2/storefront` 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/storefront
    description: Production server
security: []
tags:
  - name: Account
    description: Account management, service tokens, and preferences
  - name: Storefront
    description: Manage storefront and inventory sources
  - name: Storefront Agents
    description: List and manage registered sales, signals, and outcomes agents
  - name: Storefront Activity
    description: Audit log of configuration and inventory changes on the storefront
  - name: Storefront Billing
    description: Payout bank details and billing configuration for storefronts
  - name: AI Usage
    description: Storefront AI token usage visibility by model
  - name: MCP
    description: Model Context Protocol endpoints
paths:
  /publishers:
    post:
      tags:
        - Storefront
      summary: Add a publisher domain
      description: >-
        Declare one publisher domain. Accepts bare domains (`bbc.com`) or full
        URLs (`https://www.bbc.com/news`) and normalizes them automatically.
      operationId: addStorefrontPublisher
      requestBody:
        required: true
        content:
          application/json:
            schema:
              type: object
              properties:
                domain:
                  type: string
                  minLength: 1
              required:
                - domain
      responses:
        '201':
          description: Add a publisher domain
          content:
            application/json:
              schema:
                type: object
                properties:
                  publishers:
                    type: array
                    items:
                      type: object
                      properties:
                        domain:
                          type: string
                        provenance:
                          type: string
                          enum:
                            - declared
                            - crawled
                            - discovered
                        adagentsStatus:
                          nullable: true
                          type: string
                          enum:
                            - resolved
                            - no_adagents
                            - error
                            - pending
                        authorizationStatus:
                          nullable: true
                          type: string
                          enum:
                            - authorized
                            - unauthorized
                            - unknown
                        authorizationReason:
                          nullable: true
                          type: string
                          enum:
                            - no_file
                            - file_invalid
                            - agent_not_listed
                            - agent_untyped
                            - agent_not_property_bound
                            - authorized
                        propertyCount:
                          nullable: true
                          type: integer
                          minimum: 0
                          maximum: 9007199254740991
                        lastSyncedAt:
                          nullable: true
                          type: string
                      required:
                        - domain
                        - provenance
                        - adagentsStatus
                        - authorizationStatus
                        - authorizationReason
                        - propertyCount
                        - lastSyncedAt
                      additionalProperties: false
                  total:
                    type: integer
                    minimum: 0
                    maximum: 9007199254740991
                  verified:
                    type: integer
                    minimum: 0
                    maximum: 9007199254740991
                required:
                  - publishers
                  - total
                  - verified
                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

````