News, 25 Aug 2026
UCP release 2026-08-25 adds 3DS2 and multi-vertical refactor
In short
UCP published protocol version 2026-08-25 with a multi-vertical refactor, 3DS2 payments security and grocery readiness. Shopify's agent docs show sample agent profiles declaring this version. The matrix entry to read next for this 25 Aug 2026 item is UCP on Shopify, which is live as of 4 Nov 2026.
What was reported
UCP published protocol version 2026-08-25 with a multi-vertical refactor, 3DS2 payments security and grocery readiness. Shopify's agent docs show sample agent profiles declaring this version.
Where it sits in the matrix
- Shopify: 1 live, 0 pilot, 1 announced and 0 not supported in the matrix.
Other items from August 2026
Sources
- ucp.dev/documentation/announcements/, read 4 Nov 2026
Last reviewed