AWS to Distribute OpenAI's Frontier Models

This partnership includes a massive $50 billion investment from Amazon into OpenAI, starting with an initial $15 billion. The deal is part of a larger $110 billion funding round for OpenAI, with other investors including SoftBank and NVIDIA, bringing OpenAI's pre-money valuation to $730 billion. The collaboration will see the joint development of a "Stateful Runtime Environment" powered by OpenAI's models, which will be available through Amazon Bedrock. This environment is designed to allow AI agents to retain context and memory, work across different software tools, and access compute resources for ongoing workflows. A key part of the agreement makes AWS the exclusive third-party cloud provider for OpenAI Frontier, an enterprise platform for building and managing teams of AI agents. This platform enables features like shared business context, governance, and security for AI agents operating across a company's systems. This deal marks a significant shift, as OpenAI has had a long-standing, deep partnership with Microsoft, which has invested over $13 billion and made Azure its primary cloud provider. However, in October 2025, OpenAI's agreement with Microsoft was amended, removing Microsoft's status as the exclusive cloud provider and opening the door for this AWS partnership. Following the AWS announcement, Microsoft and OpenAI issued a joint statement to clarify that their relationship remains strong. Azure will continue to be the exclusive cloud host for all of OpenAI's stateless API calls, even those originating from third-party collaborations like Amazon's. As part of the deal, OpenAI is expanding a prior $38 billion multi-year agreement with AWS by an additional $100 billion over eight years. This includes a commitment for OpenAI to use approximately 2 gigawatts of capacity from Amazon's custom Trainium AI chips to power its new services. This major investment in OpenAI is part of Amazon's broader strategy of not backing a single AI company. AWS has also invested a total of $8 billion in Anthropic, a primary rival to OpenAI and the creator of the Claude AI models. Amazon's Bedrock service is central to this multi-provider strategy, offering customers access to a range of foundation models from different companies. This allows AWS to position itself as a neutral platform providing infrastructure and choice in the generative AI market, rather than being tied to a single model provider.