What changed
Behavior shifts for every call that omits the field.
Affects ImageGenTool reachable from 14 operations.
"gpt-image-2" → "gpt-image-2.6-sunburst"
Who is affected
Code that calls OpenAI's ImageGenTool objects, used by 14 OpenAI operations.
Before and after
| Where | Before | After |
|---|---|---|
| ImageGenTool.model | gpt-image-2 | gpt-image-2.6-sunburst |
Based on OpenAI’s published API specification. How severity is decided.