Cal AI co-founder raises $10M for new AI agent startup Persona

Cal AI co-founder Zach Yadegari launched Persona, a personal AI agent startup, raising $10M led by Vine Ventures. MyFitnessPal previously acquired Cal AI, which had topped $30M in annual revenue. Persona will offer a $179 wearable band that uses cloud models, button activation, and privacy-focused design.

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