Microsoft AI Chief Announces Massive Compute Investment, Plans Clusters 10x Larger Than Current Models

Sep 11, 2025
The Verge
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Summary

Microsoft AI chief Mustafa Suleyman announces massive compute investments to build training clusters 6-10 times larger than current 15,000 H100 systems, while the company reportedly plans to integrate Anthropic's AI models into Microsoft 365 Copilot after they outperformed OpenAI models in Excel and PowerPoint.

Key Points

  • Microsoft AI chief Mustafa Suleyman announces the company is making 'significant investments' in compute capacity to train its own frontier AI models, following the launch of its first in-house models last month
  • Microsoft plans to build clusters six to ten times larger than the 15,000 H100s used for its MAI-1-preview model to compete with Meta, Google, and xAI's efforts
  • Microsoft reportedly plans to use Anthropic's AI models for some Microsoft 365 Copilot features after finding they outperformed OpenAI models in Excel and PowerPoint

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