New OpenAI gpt-oss models aim for low-resource performance and enterprise use, though their real-world capabilities remain unverified outside company-controlled benchmarks and documents.

This is a juicy competitive move for both companies after AWS faced an onslaught of criticism over its progress with AI.

These models are now accessible via AWS Bedrock and SageMaker, putting Amazon in direct play with Microsoft and giving AWS customers a new way to build and run AI applications using OpenAI technology.