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Cloud capacity · Evidence brief

Nebius signs Microsoft AI infrastructure agreement

Nebius + Microsoft

Primary sourceSEC summary2025-09-08
Deal structureAI infrastructure / GPU cloud capacity agreement
GeographyUnited States + Europe
Infrastructure layersCloud + chips + data centers
Disclosed scaleMulti-year agreement reported by Nebius with up to $17.4B in contracted value plus potential expansion

Why it matters

The strategic read

Shows hyperscalers using specialist GPU-cloud operators as overflow capacity partners instead of relying only on owned cloud regions.

Source-supported terms

What was disclosed

  1. 01

    Nebius disclosed a multi-year AI infrastructure agreement with Microsoft.

  2. 02

    Public disclosures referenced up to $17.4B of contracted value and additional optional capacity.

  3. 03

    The agreement supports GPU cloud capacity demand without disclosing full pricing, hardware schedule, or data-center terms.

Disclosure boundary

What is known—and what is not

Company disclosure / securities-summary layer; full contract not public.