promptstringrequired
The text prompt to generate an image from.
Default: "Generate an image of gray tabby cat hugging an otter with an orange scarf"
GPT Image 2.6 Sunburst Text to Image
5% OFF
openai/gpt-image-2.6-sunburstGPT Image 2.6 Sunburst prioritizes detail and precision for complex image generation workflows.
Try the model
Playground
Input
The text prompt to generate an image from.
The resolution of the generated image. Leave unset to preserve the provider's standard dimensions. Allowed values: 1k, 2k, 4k.
The aspect ratio of the generated image. Allowed values: 1:1, 1:2, 2:1, 2:3, 3:2, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, 9:21, 21:9.
Advanced settings
Rendering quality. Higher quality adds detail at higher latency and cost. Allowed values: low, medium, high.
The format of the generated image. Allowed values: jpeg, png, webp.
ResultIdle
Your output will appear here
Complete the inputs, then click Run.
GPT Image 2.6 Sunburst Text to Image
GPT Image 2.6 Sunburst is the detail-first GPT Image 2.6 tier, for complex scenes, dense text, and precise layouts. Three quality levels and 1K to 4K output let you trade cost for detail.
Fields
| Field | Type | Default | Notes |
|---|---|---|---|
prompt | string, required | — | Up to 32,000 characters. |
quality | low / medium / high | high | Higher quality costs more; high is the default. |
resolution | 1k / 2k / 4k | — | Output size tier; omit for 1K. |
aspect_ratio | 1:1 / 1:2 / 2:1 / 2:3 / 3:2 / 3:4 / 4:3 / 4:5 / 5:4 / 9:16 / 16:9 / 9:21 / 21:9 | 1:1 | Output frame shape. |
output_format | jpeg / png / webp | png | Output file format. |
Billing
Price depends on quality and resolution, per image:
| Quality | 1k | 2k | 4k |
|---|---|---|---|
| low | $0.01 | $0.02 | $0.03 |
| medium | $0.024 | $0.04 | $0.07 |
| high (default) | $0.09 | $0.15 | $0.27 |
Failed runs are not charged.
Prompting
- Write the prompt as a full brief; quote any text that must appear.
- Draft at
lowormedium, then rerun athigh.
Limits
- One image per request.
Also on SandBase
Other GPT Image endpoints: openai/gpt-image-2.6-flare, openai/gpt-image-2.6-flare/edit, openai/gpt-image-2.6-sunburst/edit, openai/gpt-image-2.5-flare, openai/gpt-image-2.5-sunburst.
Start building
Send your first request
Submit this model through the SandBase Unified Run API.
# The quoted heredoc keeps Unicode and shell metacharacters unchanged.
result=$(curl --fail-with-body --silent \
-X POST "https://api.sandbase.ai/v1/run" \
-H "Authorization: Bearer $SANDBASE_API_KEY" \
-H "Content-Type: application/json" \
--data-binary @- <<'SANDBASE_JSON'
{
"model": "openai/gpt-image-2.6-sunburst",
"prompt": "Generate an image of gray tabby cat hugging an otter with an orange scarf",
"quality": "high",
"aspect_ratio": "1:1",
"output_format": "png"
}
SANDBASE_JSON
)
printf '%s\n' "$result"2. Authentication
Create a SandBase API key and set it in your server environment. All requests use Bearer authentication.
export SANDBASE_API_KEY="YOUR_API_KEY"Keep the key on your server. Do not expose it in browser code or commit it to a repository.
4. Files
Hosted files
Pass a publicly accessible file URL in the model’s image, video or audio field. Supported formats and limits are shown beside each Playground input.
Uploading images
Use the upload or replace control on supported image fields in the Playground. Video URL fields accept a hosted driving video; they do not imply video-upload support.
5. Schema
Input
qualitystring
Rendering quality. Higher quality adds detail at higher latency and cost.
Default: "high"
Possible values: "low", "medium", "high"
resolutionstring
The resolution of the generated image. Leave unset to preserve the provider's standard dimensions.
Possible values: "1k", "2k", "4k"
aspect_ratiostring
The aspect ratio of the generated image.
Default: "1:1"
Possible values: "1:1", "1:2", "2:1", "2:3", "3:2", "3:4", "4:3", "4:5", "5:4", "9:16", "16:9", "9:21", "21:9"
output_formatstring
The format of the generated image.
Default: "png"
Possible values: "jpeg", "png", "webp"
{
"model": "openai/gpt-image-2.6-sunburst",
"prompt": "Generate an image of gray tabby cat hugging an otter with an orange scarf",
"quality": "high",
"aspect_ratio": "1:1",
"output_format": "png"
}Output
A completed run exposes its result in output. The following is the model’s saved example, not a new generation.
No example output has been published yet. Use Playground → Result → JSON after a completed run to inspect your response.