# OpenAI: model can now return "chatgpt-image-latest"

> Source: <https://driftwatch.et/changes/openai-2026-11-05-f43e9f57>
> Published: 2026-11-05 03:03:59+00:00

## What changed

Producer-side tools call this additive. It breaks exhaustive switches, strict parsers and generated client enums.

Affects `model` on `BetaImageGenTool` reachable from 6 operations.

New value: `chatgpt-image-latest`.

can now return "chatgpt-image-latest"

## Who is affected

Code that reads OpenAI's BetaImageGenTool objects, used by 14 OpenAI operations.

## Before and after

| Where | Before | After | 
|---|---|---|
| BetaImageGenTool.model | "gpt-image-1", "gpt-image-1-mini", "gpt-image-1.5", "gpt-image-2", "gpt-image-2-2026-04-21", "gpt-image-2.5-flare", "gpt-image-2.5-flare-2026-09-08", "gpt-image-2.5-sunburst", "gpt-image-2.5-sunburst-2026-09-08", "gpt-image-2.6-flare", "gpt-image-2.6-sunburst" | "chatgpt-image-latest", "gpt-image-1", "gpt-image-1-mini", "gpt-image-1.5", "gpt-image-2", "gpt-image-2-2026-04-21", "gpt-image-2.5-flare", "gpt-image-2.5-flare-2026-09-08", "gpt-image-2.5-sunburst", "gpt-image-2.5-sunburst-2026-09-08", "gpt-image-2.6-flare", "gpt-image-2.6-sunburst" | 
| ImageGenTool.model | "gpt-image-1", "gpt-image-1-mini", "gpt-image-1.5", "gpt-image-2", "gpt-image-2-2026-04-21", "gpt-image-2.5-flare", "gpt-image-2.5-flare-2026-09-08", "gpt-image-2.5-sunburst", "gpt-image-2.5-sunburst-2026-09-08", "gpt-image-2.6-flare", "gpt-image-2.6-sunburst" | "chatgpt-image-latest", "gpt-image-1", "gpt-image-1-mini", "gpt-image-1.5", "gpt-image-2", "gpt-image-2-2026-04-21", "gpt-image-2.5-flare", "gpt-image-2.5-flare-2026-09-08", "gpt-image-2.5-sunburst", "gpt-image-2.5-sunburst-2026-09-08", "gpt-image-2.6-flare", "gpt-image-2.6-sunburst" | 

## Code that breaks

```
switch (response.model) {
  // existing branches …
  // no branch for "chatgpt-image-latest"
  default:
    throw new Error("unexpected model");
}
```

Based on OpenAI’s published API specification. [How severity is decided](https://driftwatch.et/method).