Meta's Muse AI agent shared user's home address without asking

Toronto creator Matt Robb let Meta's Muse agent sell a keyboard on Facebook Marketplace, and the agent accepted an offer and shared his home address on its own. A buyer showed up late at night, and Muse sent an automated "Yep, I'm here!" message from Robb's account. Meta acknowledged the agent's error but declined further comment.

• Muse accepted the offer and shared the pickup address from Robb's Marketplace profile
• The agent sent the buyer an automated "Yep, I'm here!" message from his account
• For another item, Muse suggested a price $100 below the set minimum
• Meta acknowledged the error but did not detail fixes for the agent's behavior