The protocol introduces requirements for authentication, authorization, and direct conversations between autonomous agents and merchants, building on prior technical work with UCP and WebMCP. Sierra co-founder Brett Taylor announced the initiative on Oct. 6 and invited additional industry participants to join the standard to increase interoperability.
Tuesday, October 20, 2026
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Meta and Sierra Launch Open Standard for Personal AI Agent Interaction
AI14 days ago
Walmart and Shopify have joined a consortium of technology companies to create a unified method for how digital assistants interface with corporate systems. Meta and Sierra are leading the development of the Personal Agent Protocol alongside founding partners including Stripe, Genesys, Instinct, and Rocket. This framework defines the technical rules for how AI assistants engage with businesses and is available for any organization to implement.
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