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Thinking Machines Lab signs Manhattan lease

San Francisco-based AI research startup puts its first East Coast office at 79 Fifth Ave.
Thinking Machine Labs will take the entire fourth floor of the Knickerbocker Building near Union Square. (CoStar)
Thinking Machine Labs will take the entire fourth floor of the Knickerbocker Building near Union Square. (CoStar)
By Emily Pross
CoStar Research
September 16, 2026 | 5:07 P.M.

Thinking Machines Lab, a San Francisco-based artificial intelligence research startup, has signed a 21,500-square-foot lease at 79 Fifth Ave. in Manhattan, establishing the company's first East Coast office.

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