❯ Meta and Sierra join Walmart, Stripe and others to launch a Personal Agent Protocol setting rules for AI agents dealing with businesses

An open standardMeta and AI company Sierra announced the Personal Agent Protocol on October 6, developed with Genesys, Instinct, Rocket, Shopify, Stripe and Walmart. According to Sierra’s announcement, it is an open standard anyone can implement, meant to let personal AI agents acting for consumers deal securely with company systems.

The trouble it addressesPersonal agents are AI assistants that book tickets, shop and handle customer service for users. TechCrunch reports that deliberate blocks and anti-bot defenses are getting in their way, leaving consumers caught in the middle. On the business side, the concern is that companies have no reliable way to tell whether a visitor is a person or an agent, and cannot see what an agent does inside their systems.

Authority split between user and businessThe protocol builds on the widely used OAuth authorization standard. An agent can start as a guest or act after the customer signs in. The customer decides whether to grant read-only or write access, and the company decides which capabilities agents may use. Agents can connect through websites, APIs or a company’s own AI agent. A v0.1 specification is due later in October, with extensions such as payments planned.

Who is in the room and who is notMeta has its own personal assistant, Muse, and Instinct also builds a personal agent, so both need businesses to let them in. Walmart, Shopify and Stripe represent merchants and payment providers willing to open up. How far the standard goes depends on whether more large retailers and platforms join. For a business, adopting it adds a sales channel and also hands part of its direct contact with customers to agents.

▮ SIGNALThe first obstacle to agents shopping for people is permission, not technology, and whoever brings merchants into one protocol gets an assistant that can do more.