UnicornAI & models$5.1bn · April 2026

Ineffable Intelligence

Reinforcement learning lab founded by the AlphaGo research lead.

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About

Ineffable Intelligence is an AI-native company based in London, United Kingdom. Reinforcement learning lab founded by the AlphaGo research lead. Its last reported valuation was $5.1bn (April 2026). Its founders previously worked at Google DeepMind.

Founders
David Silver
Facts
City
London
Country
United Kingdom
Valuation
$5.1bn (April 2026)
Industry
Artificial intelligence
Stage
Unicorn
AI-native
Yes

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Part of the DeepMind Mafia

Founded by Google DeepMind alumni

8 startups in this network, including Inflection AI, Mistral AI, Isomorphic Labs.

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