Breaking

Anthropic Weighs Up to 1 GW Direct Data Center Lease With Apollo-Backed Stream

September 23, 2026 at 16:37 EDT

Infra & Chips
Foundation Models

Anthropic is in early talks to lease up to 1 gigawatt of data center capacity directly from Stream Data Centers, a move that would deepen the Claude maker's push to secure more control over the infrastructure behind frontier AI models. A full 1 GW deployment would require at least $40 billion in capital investment, though the discussions remain preliminary and the final structure has not been set.

Sep 23, 2026 / Anthropic

A 1 GW compute lease on the table

Anthropic is exploring a direct lease from Stream Data Centers that could shift more control over power, chips and deployment away from cloud-only procurement.

1 GW

Potential Stream capacity

$40B+

Estimated capital at full scale

401 MW

Existing TeraWulf lease

$50B

U.S. buildout with Fluidstack

Proposed scale versus a signed lease

Each segment represents roughly 100 MW of critical IT capacity.

1,000 MW

Potential Stream lease

401 MW

TeraWulf lease

What direct leasing changes

Lease capacity

Select chips

Control deployment

Serve Claude

Upside

More control over power, networking, rack design and chip deployment could help Anthropic tune infrastructure around Claude workloads.

Constraint

Direct leases expose the plan to financing, power interconnection, equipment supply and construction timing risks.

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