Shopify Functions can read cross-merchant Shop User metafields at checkout
Shopify Functions can read metafields attached to Shopify's cross-merchant Shop User identity during checkout starting with the 2026-07 API version.
Read the official Shopify source01 · Source fact
What changed
Shopify Functions can read metafields attached to Shopify's cross-merchant Shop User identity during checkout starting with the 2026-07 API version.
- Published
- Jun 13, 2026
- Effective
- API version 2026-07
- Deadline
- No explicit deadline stated
02 · Business impact
Who and what may be affected
- Operators
- Seller, Agency
- Surfaces
- Shopify Functions, Checkout, Shop User Metafields
- Impact
- Revenue, Operations
- Settlement categories
- No direct payout category identified
03 · Next action
What to check
Where checkout rules rely on cross-merchant buyer context, assess the new input while applying data minimization and null-safe behavior for missing metafields.
confirmed source relationshipLast reviewed Jul 13, 2026