ChatGPT Images 2.0: Complete Developer Guide to gpt-image-2 (2026)

On April 21, 2026, OpenAI launched ChatGPT Images 2.0 — and redefined what AI image generation can do in a single prompt. Powered by the new gpt-image-2 model, Images 2.0 does not just generate pictures: it reasons about your prompt first, searches t...