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Build a Physical AI model factory with NVIDIA Cosmos 3 on SageMaker HyperPod

TL;DR

Building a Physical AI system takes a continuous pipeline, not a single training job. This post shows how to run that model factory (synthetic data generation, post-training, and closed-loop evaluation with NVIDIA Cosmos 3) on a persistent, resilient Amazon SageMaker HyperPod cluster on Amazon EKS, with GPU goodput as the metric that matters.

Nauti's Take

For teams working on Physical AI, the advantage sits in the data question: Cosmos 3 on HyperPod promises synthetic training data at volumes that real sensor capture could hardly fund. The risk is transfer, because synthetic data only helps if it holds up in real deployment, and the AWS post remains a vendor source without independent numbers.

Start with a small closed-loop test and measure GPU goodput, recovery time, and the share of usable data.

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