ToolsSeptember 8, 2026via Vercel Blog

GPT Image 2.5 Flare and Sunburst now available on AI Gateway

Why it matters

Two image-generation model variants with different speed/control tradeoffs are now accessible via a unified API platform, expanding availability for practitioners building image features into applications.

Key signals

  • GPT Image 2.5 Flare: optimized for faster generation and iteration
  • GPT Image 2.5 Sunburst: slower, offers tighter control for detailed creative work
  • Both handle reference images for targeted edits with background preservation
  • Available via AI Gateway with no platform fee on inference (including BYOK)
  • AI Gateway provides unified API, usage tracking, budgeting, routing, failover, and retries
  • Published September 8, 2026
  • Two variants: Flare (faster generation) and Sunburst (tighter creative control)
  • Models support image editing with reference images, complex visual instructions, detailed layouts, and transparent backgrounds
  • AI Gateway provides unified API, usage tracking, custom reporting, budgets, routing rules, and failover—no platform fee on inference
  • BYOK (Bring Your Own Key) requests supported
  • Available via openai/gpt-image-2.5-flare and openai/gpt-image-2.5-sunburst model names
  • Vercel reflects provider pricing with no markup

The hook

OpenAI's GPT Image 2.5 variants now route through Vercel's AI Gateway — faster iteration (Flare) or tighter control (Sunburst) for image generation and editing workflows.

and from OpenAI are now available on AI Gateway as and .GPT Image 2.5 FlareGPT Image 2.5 Sunburstopenai/gpt-image-2.5-flareopenai/gpt-image-2.5-sunburst Both models generate and edit images with more natural lighting and textures, follow complex visual instructions, and handle detailed layouts and

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