Thinking Machines Lab

AI · San Francisco, US

AI lab founded by ex-OpenAI CTO Mira Murati developing collaborative general intelligence.

Founders

Mira Murati (Albania · ♀) — Albanian-born former CTO of OpenAI who led ChatGPT and GPT-4, she founded Thinking Machines Lab in 2025 to build AI that is more understandable, customizable and broadly capable.
John Schulman (United States · ♂) — An OpenAI co-founder who pioneered reinforcement learning from human feedback, he co-founded Thinking Machines Lab in 2025 to advance frontier AI research.
Barrett Zoph (United States · ♂) — A former OpenAI VP of Research, he co-founded Thinking Machines Lab in 2025 (later returning to OpenAI).
Lilian Weng

Date	Round	Amount
Jul 2025	Seed Thinking Machines Lab, founded by Mira Murati, raised a $2B seed at a $12B valuation, reportedly one of the largest seed rounds ever.	$2B

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