Sierra Announces Personal Agent Protocol, an Open Standard for Personal AI Agents
The open standard aims to help businesses verify bots, control access and support safer agentic commerce as concerns over privacy and fraud grow.
- Meta, Walmart, Stripe, and enterprise AI startup Sierra are publishing a 'personal agent protocol,' an open standard designed to dictate how artificial intelligence agents interact with businesses online.
- Citing website scraping concerns, Amazon blocked Meta's Muse agents, prompting friction across the industry. Sierra co-founder Bret Taylor told CNBC on Tuesday that it will be 'chaos until such a standard exists' to provide visibility.
- David Singleton, head of Meta Superintelligence Labs, compared the new standard to email, stating, 'We're defining rails that we hope personal agents and business agents can run over for the future.'
- Citigroup estimated on Tuesday that Muse could generate upwards of $27 billion in revenue by the end of the decade, claiming it is becoming 'the front door to the internet' for online shopping.
- While OpenAI and Anthropic are not currently participating, Taylor said he expects the AI giants to join the initiative, reiterating that 'the whole point of this is to be an open standard.
11 Articles
11 Articles
Sierra announces Personal Agent Protocol, an open standard for personal AI agents
Sierra and Meta are developing Personal Agent Protocol, an open standard defining how personal AI agents authenticate with businesses and what those businesses let them do, with Genesys, Instinct, Rocket, Shopify, Stripe and Walmart. A v0.1 specification is due this month, and payments are listed as a future extension rather than part of it. Meta […] This story continues at The Next Web
Sierra and Meta’s Personal Agent Protocol Gives Commerce a Common Front Door — For Those Willing to Open It
On October 6, 2026, Sierra and Meta announced the Personal Agent Protocol (PAP), an open standard designed to govern how personal AI agents authenticate and interact with businesses. As the industry shifts toward agentic commerce, the lack of a unified handshake between consumer-facing agents and enterprise systems has created significant friction. By building on OAuth, […]
Meta teams up with Bret Taylor's Sierra Technologies on new standards for AI agent commerce
Meta Platforms Inc. is partnering with Walmart Inc., Stripe Inc. and the enterprise artificial intelligence firm Sierra Technologies Inc. on the creation of new standards that will define how autonomous AI agents interact with other businesses online. The new standard was introduced by Sierra co-founder Bret Tayler, the former co-Chief Executive Officer of Salesforce Inc., […]
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