Butlr, a physical AI (PAI) startup, has announced a successful Series B funding round, raising $38 million to meet growing demand for its innovative building sensor technology. The company, which specializes in anonymously tracking human interaction within spaces, has now raised a total of $68 million, with Foundry leading the latest investment round.
Founded as an MIT Media Lab spinout, Butlr has developed patented technology that combines body heat sensing with machine learning. Their sensors, which can be easily mounted on walls or ceilings, provide valuable insights into how interior spaces are utilized without compromising individual privacy.
The company's platform captures only temperature data, which is then translated into information about body posture, indoor location, and
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