Beam model by Reflection is now available on Amazon SageMaker JumpStart and AWS Trainium

Published
October 21, 2026
https://aws.amazon.com/about-aws/whats-new/2026/01/reflection-beam-on-sagemaker-jumpstart-and-aws-trainium/

Beam Model Available in Amazon SageMaker JumpStart

Reflection Beam, the first open weight model by Reflection, is now available in Amazon SageMaker JumpStart. This model offers strong performance in reasoning, coding, and agentic benchmarks. Customers can fine-tune, inspect, and modify the model, embedding it into their agents and workflows while maintaining control over their data and infrastructure.

Beam is optimized for AWS Trainium3, providing a high-performance, cost-efficient option for deployment and scaling. It is available in US East (N. Virginia) and US East (Ohio) regions, in BF16, FP8, and NVFP4 checkpoint variants.

What to do

  • Search for "Beam" in SageMaker JumpStart within Amazon SageMaker Studio.
  • Deploy it directly on SageMaker AI.
  • Read the AWS Machine Learning blog for more information.

Source: AWS release notes




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