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Image OpenAI · 2026-11

GPT Image 2.6 Sunburst API

The more capable GPT Image 2.6 tier for long edit chains that must stay consistent

$0.0575per image

Failed generations are not charged. Prices exclude taxes. Billed from your prepaid USD balance.

Exact cost for your settings →

GPT Image 2.6 Sunburst is the more capable of OpenAI's two November 2026 image tiers, built for long chains of edits where a character, product or layout must not drift. It is slower than GPT Image 2.6 but takes the same inputs: prompt, up to 16 reference images, quality up to max, complexity, and animated GIF output (2-16 frames).

Best for

  • A series of images with the same character or product in different scenes
  • Iterating on one ad creative without details drifting
  • Animated GIFs where detail precision matters

FAQ

How much does GPT Image 2.6 Sunburst cost?

Jantaris charges $0.0575 per image for this tier. Failed generations are not charged.

Sunburst or regular GPT Image 2.6?

Use GPT Image 2.6 for single images and quick variants; pick Sunburst for long edit chains where details must stay put.

How to call GPT Image 2.6 Sunburst via API

curl https://jantaris.com/v1/generate?wait=60 \
  -H "Authorization: Bearer $JANTARIS_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "gpt-image-2.6-sunburst",
  "input": {
    "prompt": "Product photo of a matte black ceramic coffee cup on a travertine table, soft window light, 50mm",
    "aspect_ratio": "auto"
  }
}'

Parameters

ParameterTypeAllowedDefault
prompt *string≤ 32000 chars
aspect_ratiostringauto 1024x1024 1536x1024 1024x1536 512x512auto
qualitystringauto low medium high xhigh maxauto
output_formatstringpng jpeg webp gifpng
complexitystringlow medium highhigh
frame_countinteger
image_urlsarraymax 16
frame_duration_msinteger

The same schema is available from GET /v1/models/gpt-image-2.6-sunburst.