Muse AI agent launched by Mark Zuckerberg's Meta can look at old saved Instagram reels on a recipe and send a grocery list; check what else it can do Muse, a personal AI agent launched by Meta can act on saved Instagram content, manage everyday errands, and handle payments on a person's behalf. The rollout comes even as internal Meta tests flagged security lapses and reliability issues with the tool, Published: 2026-09-08