AWS Project Rainier: 500,000 Trainium2 Chips Online for Claude

October 29, 2025

AWS said Project Rainier was online with nearly 500,000 Trainium2 chips serving and training Claude, with expansion past one million chips planned by year-end.

Amazon Anthropic

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AWS

Announcement · Nov 3, 2025

AWS Weekly Roundup: Project Rainier online, Amazon Nova, Amazon Bedrock, and more

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