OpenAI launched GPT-5.6 with Sol, Terra, and Luna tiers, integrated Codex into ChatGPT, and hosted a Reddit AMA as weekly users surpassed 5 million.

OpenAI's GPT-5.6 preview is interesting for builders because it is tied to software-building...

Following regulatory clearance from the U.S. Department of Commerce, OpenAI has confirmed that the GPT-5.6 model series will roll out globally to the public starting Thursday,…