Major Release Google · Released
Gemini 3.1 Pro Preview
What is Gemini 3.1 Pro Preview?
Gemini 3.1 Pro Preview is a Major Release AI model from Google, released on February 19, 2026. It has a 1M tokens context window, costs $2.00 per million input tokens, and scores 1492 on Chatbot Arena Elo. It is available via the company's API.
Google Gemini 3.1 Pro Preview — AA Intelligence Index 57.2, 1M tokens context, reasoning model.
How much does Gemini 3.1 Pro Preview cost?
| Metric | Price |
|---|---|
| input per mtok | $2.00 |
| output per mtok | $12.00 |
| cache read per mtok | $0.20 |
Pricing data verified .
What context window does Gemini 3.1 Pro Preview have?
- Context window
- 1M tokens
- Max output
- 64K
- Input modalities
- text, image, audio, video
- Output modalities
- text
How does Gemini 3.1 Pro Preview score on benchmarks?
| Benchmark | Score |
|---|---|
| GPQA Diamond | 94.1% |
| HLE | 44.7% |
| SciCode | 58.9% |
| TAU2-bench | 95.6% |
| TerminalBench-Hard | 53.8% |
| IF-Bench | 77.1% |
| LiveCodeBench Reasoning | 72.7% |
| AA Intelligence Index | 57.2 |
| Chatbot Arena Elo | 1492 |
Benchmark scores verified .