OpenAI Releases ChatGPT Images 2.0, Leaked GPT-5.5 Model Sparks Online Discussion

Many AI enthusiasts follow OpenAI's updates closely. Recently, OpenAI released the ChatGPT Images 2.0 image generation tool, but the leaked GPT-5.5 model has drawn more attention.

Some users found unreleased AI models like GPT-5.5 in the Codex CLI terminal, suggesting the internal test environment was accidentally deployed to production.

Exposed models include GPT-5.5 (cutting-edge agent programming model), oai-2.1, Arcanine and other unpublished types.