David Silver's Ineffable Intelligence Raises $1.1B

David Silver, the DeepMind researcher best known for building AlphaGo, has raised $1.1 billion for his new British AI lab, Ineffable Intelligence, just months after founding it. The company is valued at $5.1 billion, making it one of the fastest startups to reach that scale in European tech history. The funding round signals that investors are willing to bet enormous sums on a founding team's reputation alone, with little product or revenue to show. Silver's core research direction, building AI that learns without human-labeled data, is a direct challenge to how most large language models are built today. Current AI systems rely heavily on vast amounts of human-generated training data, which is expensive, slow to produce, and increasingly scarce. A system that sidesteps this bottleneck could dramatically cut the cost and time of training powerful models. If the approach works, it could shift competitive advantage away from companies that control large data sets and toward those with stronger reinforcement learning and self-supervised techniques. Watch for early research publications and whether other frontier labs respond with similar pivots.