AI Research Startup Flapping Airplanes Raises $1B at $6B Valuation

One-year-old AI research startup Flapping Airplanes raised $1 billion at a $6 billion valuation, led by Index Ventures and Lux Capital, with Sequoia, Alphabet's GV and Kleiner Perkins participating. The company has yet to launch a commercial product, and its valuation has quadrupled.

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