Amazon says it will invest up to $50 billion to build new AI and supercomputing infrastructure for U.S. government agencies, a move that could reshape how federal missions are run — and deepen Washington’s dependence on a single cloud provider that recently suffered a major outage.

The company announced the plan Monday and explained that the build-out, expected to break ground in 2026, would add nearly 1.3 gigawatts of AI and high-performance computing capacity across AWS Top Secret, AWS Secret and AWS GovCloud regions by constructing new data centers with advanced chips and networking hardware.

Under the plan, federal agencies would gain expanded access to services for model training, deploying AI systems and AWS’s own Trainium chips — all inside cloud regions designed to process se

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