The Gemini Decision model page says a single request can evaluate up to 1,000 independent questions over shared input up to 262,144 tokens, across text, images, video, audio and PDFs. Yes/no returns a calibrated probability from 0.01 to 0.99 and a confidence score; single-select evaluates 2 to 255 options; rubric rating evaluates 2 to 255 ordered levels.

The exact words it rests on

A single request can evaluate up to 1,000 independent questions over shared input up to 262,144 tokens: * **Yes/no:** Returns a calibrated probability from 0.01 to 0.99 and a confidence score. * **Single-select:** Evaluates 2 to 255 options and returns the top option, per-option probabilities, and confidence. * **Rubric rating:** Evaluates 2 to 255 ordered rubric levels

What the source said when we opened it, on 12 Nov 2026.

The source

Gemini Decision model page, Gemini API docs
Google

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Checked

Checked by the notis newsroom on 12 Nov 2026, against the source above.

In the story

Google releases Gemini Decisions API, which returns probabilities for up to 1,000 questions 12 Nov 2026