GPT-5.5, GPT-5.4, and Codex from OpenAI are now generally available on Amazon Bedrock
Today’s signal AWS What’s New recently reported GPT-5.5, GPT-5.4, and Codex from OpenAI are now generally available on Amazon Bedrock. Published context: June 1, 2026. You can now use GPT-5.5 and GPT-5.4 in production workloads on Amazon Bedrock and build with Codex for AI-powered software development, with the same security, governance, and operational controls you already use across AWS. GPT-5.5 is the most capable model from OpenAI, excelling at agentic coding, data analysis, and multi-step autonomous tasks. It runs on ...