Flapping Airplanes, a San Francisco AI research lab founded in late 2025, has raised $1B at a $6B valuation, led by Index Ventures and Lux Capital, Bloomberg reported. Its valuation has quadrupled since January. It is working on ways to train AI with less data and compute, and has no product yet.

Source: [TNW](https://thenextweb.com/news/flapping-airplanes-1b-6b-valuation)

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