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Compute6/day by emailEstimate

OpenAI, Anthropic and xAI are the three labs most associated with sparking the AI boom, yet Epoch AI estimates the trio together controlled well under 4 million H100-equivalent GPUs at the end of 2025 — only 20% to 30% of the world's total operational AI computing power

SourceEpoch AI·End of 2025

Verified 2026-09-04

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