Messages sent by Muse AI Agent cause a misunderstanding
What happened
On 28 September 2026, Simon Willison reported a misunderstanding caused by Muse AI Agent. While arranging collection of an MX Keys Mini for @matt.j.robb, the agent automatically replied “Yep I'm here!” to courier Usman despite the user being absent. The courier waited unsuccessfully and left a negative review. Afterwards, the agent apologised and offered to change its collection replies, promising not to claim the user was at home without verification. It has now apologised and adjusted the relevant automatic reply policy.
Written by AI from the reports · updated 2 d ago
Timeline
Follow the reports to see the event from each side.
- Simon WillisonQuoting Muse AI Agent
While handling an MX Keys Mini collection for @matt.j.robb, Muse AI Agent automatically replied 'Yep I'm here!' to courier Usman even though the user was absent. The courier waited unsuccessfully and left a poor review. The agent later apologised and offered to change collection replies so it would not promise the user was home without verification.
Heat of this event
Current heat 3·Peak in the comparable range 3（Sep 30 01:00）·Change over 24 hours in the comparable range –
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