GPT Image 2.6 Sunburst API

Overview

About this model

GPT Image 2.6 Sunburst, focused on image detail and composition. Supports native 1K, 2K, and 4K. Supports text-to-image and reference-image editing, billed per use.

Capabilities

Capability matrix

Pricing and groups

Routes and pricing

Per-request models are marked “/ request”. Other prices are in USD per 1M tokens. Rates follow provider adjustments; live prices in Model Explorer as the reference.

Snapshot: 2026-11-13 06:52. Availability reflects active probes over the past 24 hours; performance reflects actual calls.

API

Integration example

All models share one OpenAI-compatible endpoint. To switch models, change the model field. One key accesses every model.

curl https://api.yomiapi.com/v1/chat/completions \
  -H "Authorization: Bearer sk-your-yomi-key" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "gpt-image-2.6-sunburst",
    "messages": [{"role": "user", "content": "Hello"}]
  }'