- AI Toolkit now automates migration of checkout and customer account UI extensions to newer API versions and Polaris web components.
- Migration handles React‑to‑Preact conversion, legacy component replacement, and API updates, delivering faster rendering and better performance.
- Upgrade is mandatory by Oct 1 2026; extensions on API versions 2025‑07 or earlier will be blocked from updates.
Shopify AI Toolkit for upgrading extensions to Polaris web components
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admin.app.intent.link intents now open as a full‑page navigation instead of an overlay modal
Adds cart session attribution and cart attributes for richer checkout data.
Added the `shop_campaign_insights` schema to ShopifyQL, letting apps query campaign performance data using the existing `shopifyqlQuery` field with the `read_reports` scope.