Shipped changes on gptimage25.top, the independent GPT Image 2.5 interface — what went live, when, and what it cost to find out. OpenAI's own model and app notes live on their site.
GPT Image 2.5 shipped on 8 September with two API models, Flare and Sunburst, that ChatGPT will not let you pick between. This site prints which one answered.