> ## 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. # Update a Slack notification setting > Turn Product Updates on or off, or configure source outage alerts for the account’s primary Murph Slack channel. Source outage alerts can be turned on or off and sent after 10, 30, or 60 minutes. ## OpenAPI ````yaml /v2/buyer-api-v2.yaml put /notification-delivery-preferences 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: Account description: Account management, service tokens, and preferences - 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: Planning Briefs description: >- Share prospective briefs with publishers and collect their fit/quote/clarify/decline/book responses (gated by the demand-supply-signals flag). - 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: /notification-delivery-preferences: servers: - url: https://api.interchange.io/api/v2 description: Production server put: tags: - Account summary: Update a Slack notification setting description: >- Turn Product Updates on or off, or configure source outage alerts for the account’s primary Murph Slack channel. Source outage alerts can be turned on or off and sent after 10, 30, or 60 minutes. operationId: updateNotificationDeliveryPreference requestBody: required: true content: application/json: schema: oneOf: - type: object properties: stream: type: string enum: - product_updates enabled: type: boolean required: - stream - enabled additionalProperties: false - type: object properties: stream: type: string enum: - source_health_alerts enabled: type: boolean thresholdMinutes: anyOf: - type: number enum: - 10 - type: number enum: - 30 - type: number enum: - 60 required: - stream additionalProperties: false type: object responses: '200': description: Update a Slack notification setting content: application/json: schema: type: object properties: adapter: type: string enum: - slack destination: type: object properties: id: type: string name: nullable: true type: string isPrimary: type: boolean required: - id - name - isPrimary additionalProperties: false configurable: type: boolean enum: - true preference: oneOf: - type: object properties: stream: type: string enum: - product_updates enabled: type: boolean required: - stream - enabled additionalProperties: false - type: object properties: stream: type: string enum: - source_health_alerts enabled: type: boolean thresholdMinutes: type: integer maximum: 9007199254740991 minimum: 1 required: - stream - enabled - thresholdMinutes additionalProperties: false type: object required: - adapter - destination - configurable - preference 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' '404': description: No Slack channel is connected to this account. 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 ````