gpt-5.5

OpenAI released GPT-5.5 on April 23, 2026, rolling the model into ChatGPT and Codex for paid users while positioning it as a major step forward in coding, computer control, long-context work, and agent-style task execution. The release is not merely another leaderboard refresh. It is OpenAI’s...

Microsoft has put OpenAI’s GPT-5.5 into Microsoft Foundry, signaling another major step in the company’s effort to turn frontier models into enterprise systems that can actually be deployed, governed, and scaled. The announcement, published on April 23, 2026, frames GPT-5.5 as a model built for...

OpenAI’s GPT-5.5 is arriving in Microsoft Foundry as another clear sign that the enterprise AI race has moved past novelty and into operations. Microsoft is positioning the model not just as a smarter assistant, but as a production-ready component for agentic systems that need persistence, tool...