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Sierra releases Poppy 1.0 with Shopify-wide agent discovery

Bret Taylor and Clay Bavor's protocol is now live in Meta's Muse, enabled across Shopify, and backed by more than 100 design partners, Sierra says.

By Ryan Merket · Published Nov 13th, 2026, 3:02pm CT · Updated Nov 13th, 2026, 3:04pm CT

A shopkeeper hands a paper bag to a customer at a storefront displaying pottery, plants and flowers.

Bret Taylor and Clay Bavor's protocol is now live in Meta's Muse, enabled across Shopify, and backed by more than 100 design partners, Sierra says.

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