Anthropic → Amazon: amount not disclosed cloud & services
Project Rainier: AWS supercluster for Claude. AWS activates Project Rainier, a cluster of about 500,000 Trainium2 chips dedicated to Anthropic, which aims for over 1 million chips by end-2025.
- Date
- Oct 29, 2025
- Paid by
Anthropic- Received by
Amazon- Type
- Cloud & services
- Amount
- amount not disclosed
- Status
- closed
- Note
- Project Rainier, ~500,000 Trainium2 chips
Sources
Loops that include this flow
All deals between Anthropic and Amazon
- Sep 25, 2023 Amazon → Anthropic · Amazon makes first $4 billion investment in Anthropic $4B
- Nov 22, 2024 Amazon → Anthropic · Amazon adds $4 billion: $8 billion total in Anthropic $4B
- Oct 29, 2025 Anthropic → Amazon · Project Rainier: AWS supercluster for Claude n/a
- Apr 20, 2026 Amazon → Anthropic · Amazon invests up to $25 billion more in Anthropic $25B
- Apr 20, 2026 Anthropic → Amazon · Anthropic to spend over $100 billion on AWS $100B
More Anthropic / Amazon deals
- Oct 26, 2026 Project North Star: Blackstone lends $9 billion $9B
- Oct 26, 2026 Banks: $42 billion of senior debt for Anthropic $42B
- Oct 20, 2026 Amazon puts €4.8B into AWS Frankfurt $5.4B
- Oct 15, 2026 Anthropic in talks for another $45 billion with Nscale $45B
- Sep 11, 2026 Nvidia in talks for $10 billion in Anthropic IPO $10B
- Sep 8, 2026 Amazon-Qualcomm: up to $60 billion of custom chips $60B
- Sep 8, 2026 Qualcomm gives Amazon $4 billion warrant $4B
- Aug 26, 2026 Amazon triples: another 2 million Nvidia GPUs n/a
- Aug 25, 2026 Anthropic signs up to $44.6 billion with Nscale $44.6B
- Aug 13, 2026 Anthropic abandons Decart purchase $6B
- Jul 30, 2026 Anthropic leases Hubbard campus n/a
- Jul 22, 2026 Anthropic: 2 GW of AMD MI450 GPUs n/a