ChatGPT Images 2.0 uses a new model that overcomes diffusion-driven spelling errors and renders small text, icons, and UI elements cleanly at up to 2K resolution. It adds web search, multi-image prompts, and support for non-Latin scripts, with knowledge capped at December 2025. All ChatGPT and Codex users get access Tuesday, with paid tiers unlocking higher-quality outputs and an API.