![["Ineffable Intelligence funding","Ineffable Intelligence valuation","Sequoia Capital Ineffable Intelligence","AI infrastructure seed","reinforcement learning startup","London AI funding","DeepMind founder startup","pre-revenue AI valuation"]](https://krolmarc.com/wp-content/uploads/2026/04/1777389159819-019dd4a5-cbe9-7e5e-91f2-ddc49ca56fa6.png "Ineffable Intelligence $1.1B Seed at $5.1B Valuation")
Ineffable Intelligence $1.1B Seed at $5.1B Valuation
Ineffable Intelligence lands $1.1 billion seed at $5.1 billion post-money led by Sequoia and Lightspeed to drive reinforcement learning research outside Big Tech.
London
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