In a move that underscores the shifting alliances in AI, AWS has added OpenAI’s open-weight models—gpt-oss-120b and gpt-oss-20b—to Amazon Bedrock and SageMaker. Though AWS has closely backed Anthropic, the addition signals a more open strategy amid investor concerns over AWS’s AI momentum. With Microsoft no longer holding exclusivity, OpenAI’s reach expands, even as AWS works to reclaim pace in the generative AI race.
