The records behind this event
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Chip
AWS Trainium2
The chip under Project Rainier: Anthropic's half-million-chip training fleet.
Trainium2 is AWS's frontier-scale training part: 96 GB of HBM3 per chip, 1.3 dense FP8 PFLOPS, and 64-chip 'UltraServers' wired with NeuronLink. Its defining deployment is Project Rainier. The multi-site cluster AWS built with and for Anthropic, described at launch as approaching 500,000 chips and reported to be expanding toward a million by end of 2025. It…
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Data Center
AWS New Carlisle (Project Rainier)
Anthropic's training ground: a Trainium2 mega-campus in the Indiana corn belt.
The New Carlisle campus anchors Project Rainier: the multi-site cluster AWS built with and for Anthropic. At launch in late 2025 AWS described nearly half a million Trainium2 chips on site, with reporting pointing toward a million chips and ~2.2 GW of campus capacity as phases complete. It is the largest disclosed non-NVIDIA AI deployment and the physical…
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