Gemini 3.1 Flash Lite Preview
google/gemini-3.1-flash-lite-preview
Gemini 3.1 Flash Lite Preview is Google's high-efficiency model optimized for high-volume use cases.
Key facts
- Input price
- $0.25 / 1M tokens
- Output price
- $1.50 / 1M tokens
- Context window
- 1M tokens
- Max output
- 66K tokens
- Accepts
- Text, Images, Files, Audio, Video
- Returns
- Text
Example: 1,000 requests with 1,000 input and 500 output tokens each would cost about $1.00 (1M input tokens × $0.25 + 0.5M output tokens × $1.50). Estimate your own usage.
Prices are the provider’s own per-token rates with zero markup, from our price list as of Oct 18, 2026. If a call has extra provider charges (images, audio, web search, cached prompts), you pay the reported cost.
Call it from your code
curl https://api.tokenctr.com/v1/chat/completions \
-H "Authorization: Bearer $TOKENCENTER_API_KEY" \
-H "Content-Type: application/json" \
-d '{"model": "google/gemini-3.1-flash-lite-preview", "messages": [{"role": "user", "content": "Hello!"}]}'Works with any OpenAI-compatible SDK: set the base URL to https://api.tokenctr.com/v1. Quickstart
Benchmarks
Artificial Analysis
- Intelligence index
- 15.6
- Coding index
- 34.7
- Agentic index
- 1.6
Design Arena
| Category | Rank | Elo | Win rate |
|---|---|---|---|
| Models: ASCII art | 31 | 1169 | 50.7% |
| Models: SVG | 72 | 1052 | 42.5% |
| Models: UI components | 100 | 1071 | 37.7% |
| Models: 3D | 103 | 1049 | 38.8% |
| Models: Code | 106 | 1074 | 36.5% |
| Models: Data visualization | 107 | 1046 | 33.3% |
| Models: Websites | 108 | 1084 | 36.6% |
| Models: Game dev | 112 | 1032 | 33.7% |
Source: Artificial Analysis indexes and Design Arena results as published in OpenRouter’s model data, fetched Oct 15, 2026. Higher is better. Not measured by TokenCenter. See all rankings.