OPENAI ESCAPES MICROSOFT EXCLUSIVITY: GPT-5.5 AND CODEX NOW LIVE ON AMAZON BEDROCK OpenAI’s expanded AWS partnership ends Microsoft’s exclusive license over its products, with GPT-5.5, Codex, and Managed Agents now available through Amazon Bedrock. Enterprise customers can now deploy OpenAI’s frontier models directly from AWS infrastructure — a seismic shift in the cloud AI market. Keywords: OpenAI AWS, GPT-5.5 Amazon Bedrock, OpenAI Microsoft Amazon, cloud AI