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fix(banner): move off gpt-image-1 before its Oct 23 shutdown #135

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Merged
ralyodio merged 1 commit into from
Oct 9, 2026
Merged

fix(banner): move off gpt-image-1 before its Oct 23 shutdown #135

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14 changes: 11 additions & 3 deletions apps/web/src/app/api/live/generate-banner/route.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -8,7 +8,8 @@ export const maxDuration = 60;
/**
* POST /api/live/generate-banner
*
* Generates a banner with OpenAI gpt-image-1 (a real image model, quality=high),
* Generates a banner with an OpenAI image model (gpt-image-2.5-sunburst by default,
* OPENAI_IMAGE_MODEL overrides; quality=high),
* using the current banner as design input. Returns a PNG data URL; the client
* cover-crops it to the target size (16:9 live thumbnail / 6:1 channel header).
*
Expand Down Expand Up @@ -87,6 +88,13 @@ async function fetchImageBytes(ref: string): Promise<{ bytes: Uint8Array; mime:
return null;
}

// gpt-image-1 shuts down 2026-10-23; sunburst is OpenAI's listed replacement.
const DEFAULT_IMAGE_MODEL = 'gpt-image-2.5-sunburst';

function imageModel(): string {
return process.env.OPENAI_IMAGE_MODEL ?? DEFAULT_IMAGE_MODEL;
}

async function generateWithOpenAI(
apiKey: string,
prompt: string,
Expand All @@ -96,7 +104,7 @@ async function generateWithOpenAI(
if (input) {
// Image edit — uses the current banner as the basis.
const form = new FormData();
form.append('model', 'gpt-image-1');
form.append('model', imageModel());
form.append('prompt', prompt);
form.append('size', '1536x1024');
form.append('quality', 'high');
Expand All @@ -117,7 +125,7 @@ async function generateWithOpenAI(
method: 'POST',
headers: { Authorization: `Bearer ${apiKey}`, 'Content-Type': 'application/json' },
body: JSON.stringify({
model: 'gpt-image-1',
model: imageModel(),
prompt,
size: '1536x1024',
quality: 'high',
Expand Down
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