Gemini 3.1 Pro Preview
Gemini 3.1 Pro Preview is Google's language model with a 1.0M context window and up to 66K output tokens, available from 4 providers, starting at $2.00 / 1M input and $12.00 / 1M output. A preview-tier Gemini Pro LLM with tool-use, vision, file-input, and reasoning capabilities, designed for complex multimodal tasks.
Google's language model with a 1.0M context window and up to 66K output tokens, available from 4 providers, starting at $2.00 / 1M input and $12.00 / 1M output. A preview-tier Gemini Pro LLM with tool-use, vision, file-input, and reasoning capabilities, designed for complex multimodal tasks.google-gemini-3-1-pro-preview |
| Language |
| Active |
| Google |
| 1.0M tokens |
| 66K tokens |
| AudioImagePdfTextVideo |
| Text |
| default |
| · 2 months ago |
57.2#2 |
55.5#1 |
0.9#1 |
0.4#1 |
0.8#4 |
23.50s#336 |
0.6#1 |
0.7#4 |
0.5#1 |
1.0#6 |
123.5#68 |
Capabilities
Input5/5
β
β
β
β
β
Output1/5
β
Β·
Β·
Β·
Β·
Capabilities8/13
β
Β·
β
Β·
β
Β·
β
β
Β·
β
β
β
Β·
Pricing by Provider
| Provider | Standard | Batch | |||
|---|---|---|---|---|---|
| Input $ / 1M | Output $ / 1M | Cache Read $ / 1M | Input $ / 1M | Output $ / 1M | |
Google Gemini | $2.00 | $12.00 | $0.200 | $1.00 | $6.00 |
 Google Vertex AI | $2.00 | $12.00 | $0.200 | $1.00 | $6.00 |
 OpenRouter | $2.00 | $12.00 | $0.200 | β | β |
 Vercel AI Gateway | $2.00 | $12.00 | $0.200 | β | β |
Cost Calculator
Preset:
Compares every provider & tier in USD
Versions
| Version | Released | Context | Input / 1M | Output / 1M | Status |
|---|---|---|---|---|---|
| Gemini 3.1 Pro Preview Custom Tools | 1.0M | β | β | Available | |
| Gemini 3.1 Pro Preview | 1.0M | $2.00 | $12.00 | Current | |
| Gemini 3.1 Pro | β | β | $2.20 | $13.20 | Available |
| Gemini 3 Pro Preview | 1.0M | $2.00 | $12.00 | Deprecated | |
| Nano Banana Pro (Gemini 3 Pro Image) | 66K | $2.00 | $12.00 | Available | |
| Gemini 3 Pro Preview | β | β | $2.00 | $12.00 | Available |
| Gemini 2.5 Pro | 1.0M | $1.25 | $10.00 | Available | |
| Gemini 2.5 Pro Preview | 1.0M | $1.25 | $10.00 | Available | |
| Gemini 2.5 Pro Preview TTS | β | 1.0M | $1.00 | $10.00 | Available |
| Gemini 2.5 Pro TTS | β | β | $1.00 | $0.000 | Available |
| Gemini 2.0 Pro Experimental | β | β | β | β | Available |
Other models
| Model | Tier | Released | Context | Input / 1M | Output / 1M |
|---|---|---|---|---|---|
| Gemini 3.1 Flash Lite Preview | Flash-lite | 1.0M | $0.250 | $1.50 | |
| Gemini 3.1 Flash Live Preview | Flash | β | 131K | $0.750 | $4.50 |
| Gemini 3.1 Flash TTS Preview | Flash | β | 8K | $1.00 | $0.000 |
| Gemini 3 Flash | Flash | 1.0M | $0.500 | $3.00 | |
| Gemini 3 Flash Preview | Flash | 1.0M | $0.500 | $3.00 | |
| Gemini 3 Deep Think | β | β | β | β | β |
| Gemini 2.5 Flash Lite Preview | Flash-lite | 1.0M | $0.100 | $0.400 | |
| Gemini 2.5 Flash Lite | Flash-lite | 1.0M | $0.075 | $0.300 | |
| Gemini 2.5 Flash | Flash | 1.0M | $0.150 | $0.600 | |
| Gemini 2.5 Computer Use Preview | β | β | 128K | $1.25 | $10.00 |