GPT Image 2.5 vs 2.0: readable UI text shows the real gap, plus a flare/sunburst naming quirk

RealJamesOfficial · reddit · 2026-09-09

A Reddit user compared GPT Image 2.5 and 2.0 with the same one-line prompt (a TikTok livestream screenshot). On 2.5 the comment usernames are readable handles and comments are real sentences; on 2.0 half dissolve into letter shapes — the gap is the texture layer. They also note ChatGPT's built-in image gen silently calls gpt-image-2.5-flare, while gpt-image-2.5-sunburst is only selectable via the API.

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