Thinking Machines closing $5B round at $40B valuation, Accel leading
emmanuelvivier · x · 2026-11-07
Thinking Machines Lab, founded by Mira Murati, is set to close a $5 billion round at a $40 billion pre-money valuation led by Accel, per Business Insider sources — more than triple its prior $10B+ valuation from last year's $2B seed round. The startup previously abandoned talks at a $50B valuation; neither the company nor Accel commented.
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