OpenAI’s latest artificial intelligence models available to customers, the first time the cloud computing giant has offered products from the leading AI startup. Amazon will offer the tools on its Bedrock and SageMaker platforms and said that their advanced reasoning capabilities make them suited for AI agents.

To understand why this is such a big deal, it helps to understand the difference between closed models and open models. Closed models, such as OpenAI’s o models or Anthropic’s

Amazon is offering OpenAI’s new open-weight AI models on Bedrock and SageMaker, bypassing Microsoft’s Azure exclusivity via the Apache 2.0 license.