OpenAI's GPT-5.5 and Codex Reach General Availability on Amazon Bedrock (opens in new tab)

OpenAI's frontier models and Codex coding agent are now , one month after OpenAI revised its exclusive cloud arrangement with Microsoft to allow distribution through other providers. GPT-5.5 and GPT-5.4 are accessible through the Responses API on Bedrock's next-generation inference engine, with pricing matching OpenAI's direct rates and usage counting toward existing AWS commitments. More than 100,000 organizations already on Bedrock can now access OpenAI models without introducing a new vend...