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Personal AI agents require persistent user context to function, and that structural dependency on behavioral data puts Meta in an uncomfortable position as it launches into the category.
Meta unveiled Muse, a personal agent app available on a free tier or at $20 or $100 per month depending on usage, arriving while the company faces public scrutiny over its privacy and safety record.
A stateless chat interface forgets you the moment the session ends. An agent that operates on your behalf over time cannot work that way.
It must accumulate a model of who you are, your preferences and your patterns of behavior, updated continuously.
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