List of models and capabilities - json formatted:

[jochenschultz]

I think we can take the harsh truth

[Josh_Jackson]

Does anyone have this working in the actual API rather than the playground? There have been mismatches in capability between playground and the actual API in the past.

Here is OpenAI support confirming that response_format is not yet supported for gpt-4.1.

[jochenschultz]

And there is also this..

[Josh_Jackson]

Wait Jeferson and I had planned a vacation together

Alright, got it. Thanks. Last time I rely on OpenAI Support.

[jochenschultz]

Well, actually you are also the only real human in this forum.

[phyde1001]

I thought I had decided not to tell him that

[jochenschultz]

Yes you are right I did that. I am sorry.

[ddellsperger]

Thanks for this list, truly hope OpenAI at some point gives more metadata in the model listing (or provides an API that does) at some point.