Users say ChatGPT now has a hidden upgrade pop-up for ImageGen 2.5

User chetaslua posted that they forced a hidden pop-up in ChatGPT, which contained the announcement for the built-in Codex ImageGen 2.5, stating "Image creation has received a significant upgrade" "Higher quality results, faster generation speed, and smarter creative tools."

The user indicated that the related feature entry is still closed to everyone, and the hero image was uploaded on September 1.