Checkout MCP and Cart MCP now support the UCP buyer consent extension ( dev.ucp.shopping.buyer_consent ) starting with UCP 2026-08-25 . Buyers can now make the same privacy and marketing choices in your agent that they'd make in a shop's own checkout, like opting in to email or SMS.
Summary extracted from the official source text. Verify details on the source page.
| Platform | Shopify |
|---|---|
| Effective date | No date published |
| Precision | n/a |
| Published | 2026-10-16 |
| Categories | Tracking & signal lossPolicy |
| Tags | New, UCP |
| Official source | Shopify developer changelog ↗ |
| Fetched | 2026-10-17T03:44:00+00:00 |
| First seen | 2026-10-17T01:05:46+00:00 |
| Status | Listed by the source |
| Stable ID | shopify-1901086875 · JSON |