Amazon亚马逊

United States·Seattle

AWS, Bedrock and in-house AI chips

What they do

Headquartered in Seattle, Amazon runs most of its AI business through AWS: Bedrock offers models from many vendors, and it builds Trainium training chips and the Nova models. It is also a major investor in Anthropic.

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How-toBuildersOfficialSelected04:08
AWS shows three ways to train Qwen3 on Trainium with torchtitan

The notable point is that one config setup now covers three different training backends on Trainium, so teams can switch between them without rewriting launch scripts or breaking checkpoint compatibility. Engineers choosing between NVIDIA GPUs and AWS silicon can use this to evaluate Trainium for fine-tuning open-source models like Qwen3. The guide also shows how NKI MoE kernels fit into the same workflow.

官方一手AWS Machine Learning Blog@Josh LongeneckerSource