About $0.10 per million tokens: Google's Decisions API
A new API built on the Gemini Decision 1 model picks an answer from fixed options in a single pass, in about 150 to 250 ms.
Google released a tool for programmers that lets AI choose quickly between ready-made options instead of writing a long answer. That can make some apps faster and cheaper. It is meant for programmers, not everyday users.
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Why it matters
For developers: decisions like tool choice or policy checks become faster and cheaper than generating full text.
Skip: nothing changes for you directly.
The details
- The is available in the Gemini API and Google AI Studio, powered by the gemini-decision-1 model.
- It accepts text, images, audio, video and PDFs up to 256K , and up to 1,000 questions per request.
- Question types: yes/no probability checks, multiple choice with 2 to 255 options, and ordered rubric scoring; each answer carries a confidence score from 0 to 1.
- Price is $0.10 per million input tokens with no output charge, plus a free tier in AI Studio for prototyping.
- Google says it is nearly 5x cheaper than Gemini 3.5 Flash-Lite with the Interactions API on its own suite.
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