{"slug": "google-merchant-api-with-new-october-2026-updates", "title": "Google Merchant API With New October 2026 Updates", "summary": "Google released its October 2026 Merchant API update, adding YouTube Shopping affiliate reporting and developer policies (v1alpha), UCP agentic performance reporting (v1alpha), offer-level video links, expanded warranty attribute support, and a store homepage URI field in the Accounts sub-API. The release also adds product certification links, United Kingdom energy efficiency enums, mileage allowance for vehicle installments, new Java code samples for region batching, and third-party service provider documentation, while deprecating YoutubeProductPerformanceView (v1alpha) and changing Notifications sub-API pagination defaults.", "body_md": "Google has released several updates to the Merchant API for October 26. The update expands YouTube Shopping and AI-commerce reporting, adds product attributes for videos and warranties, improves disapproval diagnostics, and introduces API integration enhancements and reporting deprecations.\n\nThe [October 2026 release notes](https://developers.google.com/merchant/api/latest-updates#october_2026) list the following chages:\n\n- YouTube Shopping affiliate reporting and developer policies (v1alpha)\n- Store homepage URI in the Accounts sub-API\n- Product certification links and United Kingdom energy efficiency enums\n- Mileage allowance for vehicle installments\n- Offer-level video links\n- New third-party (3P) service provider documentation\n- New Java code samples for managing region batching\n- UCP agentic performance reporting (v1alpha)\n- Expanded warranty attribute support\n- Offer-level account issue denormalization\n- Deprecation of YoutubeProductPerformanceView (v1alpha)\n- Notifications sub-API pagination defaults and new guides\n- Reference documentation and quotas and limits guide reorganization\n\nYou can see the more details list of changes in the [October 2026 release notes](https://developers.google.com/merchant/api/latest-updates#october_2026).\n\nForum discussion at [X](https://x.com/rustybrick/status/2115765914566054277).", "url": "https://wpnews.pro/news/google-merchant-api-with-new-october-2026-updates", "canonical_source": "https://www.seroundtable.com/google-merchant-api-update-42410.html", "published_at": "2026-10-29 11:21:00+00:00", "updated_at": "2026-10-29 12:50:18.687097+00:00", "lang": "en", "topics": ["developer-tools", "ai-agents", "structured-data"], "entities": ["Google", "Merchant API", "YouTube Shopping", "YoutubeProductPerformanceView", "UCP"], "also_reported_by": [], "alternates": {"html": "https://wpnews.pro/news/google-merchant-api-with-new-october-2026-updates", "markdown": "https://wpnews.pro/news/google-merchant-api-with-new-october-2026-updates.md", "text": "https://wpnews.pro/news/google-merchant-api-with-new-october-2026-updates.txt", "jsonld": "https://wpnews.pro/news/google-merchant-api-with-new-october-2026-updates.jsonld"}}