The Journal. The Journal.

Our Reporter Tried Meta’s Viral AI Agent. Should You?

Sep 30, 2026 · 20m

Summary

The Journal explores Meta’s new AI agent, Muse, which automates personal tasks like booking travel and managing calendars. WSJ tech columnist Nicole Nguyen tests the app, finding it convenient yet unsettling as it requests extensive access to private data. The episode highlights security risks, including prompt injection attacks and privacy concerns, while discussing how AI agents may disrupt traditional online advertising.

Topics discussed

Announcement of live show in Dallas Introduction to Meta's new AI agent Muse Muse vs. ChatGPT: User experience and privacy concerns Show introduction and upcoming segments Sponsor: Intuit Credit Karma Sponsor: Indeed Sponsored Jobs Naming the agent and customizing the avatar Test 1: Finding and buying a bike rain cover Test 2: Hallucinated pilates referral deal Booking childcare and expanding data access Calendar and email integration benefits and risks Sponsor: Gator Light Hydration The trade-off: Convenience vs. data privacy Security risks: Hacking and prompt injection Meta's security measures and trust issues Public sentiment and impact on online advertising Future of agentic AI and headless websites Final verdict: Deleting the agent data Show outro and credits Post-show banter: The 'amused' joke
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