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Cloud Infrastructure (IaaS) · Vendor file

AWS

aws.amazon.com

Market leader (~32% share); broadest service portfolio

Categories AWS serves

The B4 Index places AWS in one category. Each category page lays out the build-versus-buy considerations for that decision.

Cloud Infrastructure (IaaS) Primary Pay-as-you-go; $0.01-$3+/hour per instance
The B4 Index scores every software category on two axes, strategic differentiation and AI feasibility, to classify it Build, Buy, Bridge, or Beware. Vendor facts here are independent of that call. See the full methodology.