Google: Gemini 3.1 Pro Previewgoogle
Google: Gemini 3.1 Pro Preview: $2.00/1M input, $12.00/1M output, 1.0M context, CPS grade B. Gemini 3.1 Pro Preview is Google’s frontier reasoning model, delivering enhanced software engineering performance, improved agentic reliability, and more efficient token usage across complex workflows. Building on the multimodal foundation...
API Pricing (per 1M tokens)
| Input | $2.00 |
| Output | $12.00 |
| Cache Read | — |
| Cache Write | — |
| Blended (3:1) | $4.50 |
Specs & Performance
| Context Length | 1.0M |
| Max Output | 66K |
| Intelligence | 30 |
| Coding | 69 |
| Math | — |
| Speed | 134 tok/s |
| TTFT | 18.07s |
| CPS Grade | B |
| Input / Output Modalities | audio, file, image, text, video → text |
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FAQ
How much does the Google: Gemini 3.1 Pro Preview API cost?
Google: Gemini 3.1 Pro Preview costs $2.00/1M input tokens and $12.00/1M output tokens. Blended cost at a 3:1 ratio is about $4.50/1M tokens.
What is the context window of Google: Gemini 3.1 Pro Preview?
Google: Gemini 3.1 Pro Preview supports a 1.0M token context window with up to 66K output tokens.
Is Google: Gemini 3.1 Pro Preview worth it?
Google: Gemini 3.1 Pro Preview has a CPS grade of B (score 63), intelligence index 30, coding index 69. Use the compare page to benchmark against rivals.