Announcing new ways to customize models with SageMaker AI, without managing GPUs

AWS Machine LearningOctober 22, 2026en

AWS Machine Learning

AI Global Wire

Amazon SageMaker AI serverless model customization now includes training sessions, generally available today. You write and coordinate your own post-training loop (custom loss functions, reward signals, or multi-turn reinforcement learning) while SageMaker AI handles GPU allocation, distributed execution, fault recovery, and checkpoint storage.

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