gpt-5-6-thinking

You’re chatting with GPT-5.6 Sol.

If by “gpt-5-6-thinking” you mean a higher-reasoning mode, use the Think control or select a higher thinking effort in the model picker, if your plan offers it.

I’m GPT-5.6 Sol. If you want the higher-reasoning experience associated with “gpt-5-6-thinking,” use the Think button or choose a higher thinking effort in the model settings, if available on your plan.

Yes — GPT-5.6 Sol.