AI Compute Deals

completed

Amazon adds $4B to Anthropic; AWS becomes primary training partner

Amazon invested a further $4 billion in Anthropic, bringing its total to $8 billion. Anthropic named AWS its primary training partner and committed to train future models on Trainium2.

Value
$4B1
Capacity
n/d
Term
n/d
Accelerators
n/d

What the value means

Up to $4.0 billion of convertible notes in three tranches ($1.3B Nov 2024, $1.3B May 2025, $1.4B Nov 2025), bringing Amazon's total to $8 billion. All tranches issued per Anthropic's S-1/A.

The record

Verified 9 Nov 2026
Announced
Buyer
Anthropic
Seller / provider
Amazon (AWS)
ValueHeadline dollar value exactly as stated in the cited source.
4,000,000,000 USD
Capacity
Not disclosed
Accelerators
Not disclosed
Chips
AWS Trainium2
Term
Not disclosed
StatusClosed or funded
completed
Other parties
Annapurna Labs (AWS chip unit) on future Trainium generations
Deal type
equity-for-compute, chip-supply, cloud-capacity

Sources

3
  1. Anthropic raises an additional $4B from Amazon (TechCrunch) read 2026-11-09
  2. Amazon Doubles Total Investment in Anthropic to $8 Billion (PYMNTS) read 2026-11-09
  3. Anthropic, PBC Form S-1/A, Amendment No. 1 (SEC, 2 Nov 2026) read 2026-11-09

Cite this deal

AI Compute Deals, “Amazon adds $4B to Anthropic; AWS becomes primary training partner”, https://aicomputedeals.com/anthropic-amazon-investment-2024-11/ (verified 2026-11-09).

Data under CC BY 4.0. Download the full ledger.

The rest of this relationship

3 rows
  1. Anthropic commits $110B+ to AWS; Amazon invests up to $25B more $110B signed
  2. Amazon adds $4B to Anthropic; AWS becomes primary training partner $4B completed
  3. Amazon invests up to $4B in Anthropic; AWS becomes primary cloud $4B completed

Every deal for Anthropic and Amazon.