GPT-Image-2.5 Sunburst appears on Arena, direct access ends Sept 13
arena · x · 2026-09-12
The image generation model GPT-Image-2.5 Sunburst — an unannounced codename — is now available in Direct Mode on Arena, letting users select it by name.
- Direct access ends Sept 13 at 8 a.m. PT; afterward the model remains available anonymously in Battle and Agent Mode.
- User votes from Battle and Agent Mode power Arena's real-world leaderboard, where models are always anonymized.
Related event: OpenAI's GPT-Image-2.5 Topped the Image Arena Leaderboard(4 posts)→
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