Gemini 3.1 Pro Preview API

Gemini 3.1 Pro Preview is a Google model on this gateway. Use gemini-3.1-pro-preview as the model id in your request.

Gemini 3.1 Pro Preview is billed by token usage on this gateway.

What is Gemini 3.1 Pro Preview?

Gemini 3.1 Pro Preview is a Google model on this gateway. Use gemini-3.1-pro-preview as the model id in your request.

Which model id should I send for Gemini 3.1 Pro Preview?

Send gemini-3.1-pro-preview as the model id. That is the request id for Gemini 3.1 Pro Preview.

Do I need the vendor's own key to call Gemini 3.1 Pro Preview?

No. Call Gemini 3.1 Pro Preview with one API key on this gateway. You do not need a separate Google key.

How is Gemini 3.1 Pro Preview billed?

Gemini 3.1 Pro Preview is billed by token usage on this gateway.

How does Gemini 3.1 Pro Preview compare to Gemini 3.1 Flash Image?

Gemini 3.1 Flash Image is another Google model on this gateway. Open its page to compare request ids and billing.