Deprecation
Request property deprecated: response_format
openapi:POST /images/edits::request.multipart.form-data.response_format- Product
- OpenAI API
- Source
- OpenAPI URL
- Change kind
- Request Property Deprecated
- Detected
- Last updated
Deterministic evidence
Before / after
Extracted from OpenAI's published contract. Shows the whole operation — a narrower excerpt was not available for this change. Open the source ↗
"type": "null"
"type": "null"
}
}
],
],
"default": "gpt-image-1.5",
"default": "gpt-image-2.5-sunburst",
"x-oaiTypeLabel": "string"
"x-oaiTypeLabel": "string"
},
},
"moderation": {
"moderation": {
"gpt-image-2.5-sunburst-2026-09-08",
"gpt-image-2.5-sunburst-2026-09-08",
"gpt-image-2.5-flare",
"gpt-image-2.5-flare",
"gpt-image-2.5-flare-2026-09-08",
"gpt-image-2.5-flare-2026-09-08",
"dall-e-2",
"gpt-image-1",
"gpt-image-1",
"gpt-image-1-mini",
"gpt-image-1-mini",
"chatgpt-image-latest"
"chatgpt-image-latest",
"dall-e-2"
],
],
"type": "string",
"type": "string",
"x-openai-enum-deprecations": {
"dall-e-2": {
"message": "This model was retired on May 12, 2026. Use a GPT image model instead."
}
},
"x-stainless-const": true
"x-stainless-const": true
}
}
],
],
"default": "gpt-image-1.5",
"nullable": true,
"x-oaiTypeLabel": "string"
"x-oaiTypeLabel": "string"
},
},
"n": {
"n": {
"quality": {
"quality": {
"default": "auto",
"default": "auto",
"enum": [
"enum": [
"standard",
"low",
"low",
"medium",
"medium",
"high",
"high",
"xhigh",
"xhigh",
"max",
"max",
"auto"
"auto",
"standard"
],
],
"nullable": true,
"nullable": true,
"type": "string"
"type": "string",
"x-openai-enum-deprecations": {
"standard": {
"message": "This quality was only supported by retired DALL·E models. Use a GPT image quality instead."
}
}
},
},
"response_format": {
"response_format": {
"deprecated": true,
"enum": [
"enum": [
"url",
"url",
"b64_json"
"b64_json"
},
},
{
{
"enum": [
"enum": [
"256x256",
"512x512",
"1024x1024",
"1024x1024",
"1536x1024",
"1536x1024",
"1024x1536",
"1024x1536",
"auto"
"auto",
"256x256",
"512x512"
],
],
"type": "string"
"type": "string",
"x-openai-enum-deprecations": {
"256x256": {
"message": "This legacy size suggestion is retained for SDK compatibility. Check the selected GPT image model's supported sizes."
},
"512x512": {
"message": "This legacy size suggestion is retained for SDK compatibility. Check the selected GPT image model's supported sizes."
}
}
}
}
],
],
"default": "1024x1024",
"default": "auto",
"nullable": true
"nullable": true
},
},
"stream": {
"stream": {
}
}
},
},
"required": [
"required": [
"model",
"prompt",
"prompt",
"image"
"image"
],
],
Deadline
Deprecation timeline
openapi:POST /images/edits::request.multipart.form-data.response_format was announced as deprecated on Oct 1, 2026, with no removal date yet.
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