4 September 2026

Mira Murati's new AI startup valued at $40 billion in funding talks

First reported

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  • Mira Murati, who previously served as Chief Technology Officer at OpenAI, founded Thinking Machines Labs.
  • The startup is currently in discussions with investors to raise funding at a $40 billion valuation.
  • This valuation places the newly formed company among the most valuable private AI startups before completing its first funding round.

How it was covered

The Rundown AIRowan Cheung

Thinking Machines Lab, founded by former OpenAI CTO Mira Murati, is reportedly in funding talks that would value the company at $40 billion.