Gemini 3.1 Flash Lite Preview pricing & benchmarks
Gemini 3.1 Flash Lite Preview is available from Google at $0.250 per million input tokens and $1.50 per million output tokens ($0.563 blended at 3:1). It accepts up to 1,048,576 tokens of context. Gemini 3.1 Flash Lite Preview is Google's high-efficiency model optimized for high-volume use cases. It outperforms Gemini 2.5 Flash Lite on overall quality and approaches Gemini 2.5 Flash performance across...
Pricing
Per million tokens · OpenRouter
Input$0.250
Output$1.50
Blended (3:1)$0.563
Per image<$0.01
Specification
google/gemini-3.1-flash-lite-preview
Context window1.0M
Max output66K
ReleasedMar 2026
LicenceProprietary
Modalitiesin:text, in:image, in:file, in:audio, in:video, out:text
Benchmarks
Independently run — not vendor self-reports. Every score links its source.
| Benchmark | Score | Config | Run | Source |
|---|---|---|---|---|
| GPQA Diamond | 81.8% ±2.7 | high effort | 2026-08-06 | Independently run · Epoch AI |
| FrontierMath T1–3 | 27.7% ±2.7 | high effort | 2026-08-30 | Independently run · Epoch AI |
| OTIS Mock AIME | 80.0% ±6.0 | high effort | 2026-08-06 | Independently run · Epoch AI |
Scores published by Epoch AI, 'AI Benchmarking Hub', used under CC BY 4.0.
Cheaper models that score at least as well on GPQA Diamond
Strictly lower blended price AND an equal-or-higher GPQA Diamond score. One benchmark is one dimension — a model that wins here may still be weaker at your specific task.
| Model | Provider | Blended $/1M | GPQA Diamond | |
|---|---|---|---|---|
| Qwen3.7 Flash | Alibaba | $0.055 (−90%) | 82.3% | Compare → |
| Qwen3.5-Flash | Alibaba | $0.114 (−80%) | 82.3% | Compare → |
| Qwen3.6 35B A3B | Alibaba | $0.313 (−44%) | 84.8% | Compare → |
| Qwen3.6 Flash | Alibaba | $0.422 (−25%) | 83.3% | Compare → |
| GPT-5.6 Luna | OpenAI | $0.450 (−20%) | 91.6% | Compare → |
Where to run Gemini 3.1 Flash Lite Preview
3 options across 1 provider · 3.6× between cheapest and dearest. Blended at 3:1. ⚠ marks an option serving less context than the best available, or re-pricing above a prompt-length threshold. Bracketed labels are the provider's own service tier or region.
| Host | Blended $/1M | In / Out | Context | Uptime 24h |
|---|---|---|---|---|
| Google AI Studio (flex) | $0.281 | $0.125 / $0.750 | 1.0M | 100.0% |
| Google AI Studio | $0.563 | $0.250 / $1.50 | 1.0M | 100.0% |
| Google AI Studio (priority) | $1.01 | $0.450 / $2.70 | 1.0M | 100.0% |
Host prices and uptime from OpenRouter, synced 2026-10-22.
Compare Gemini 3.1 Flash Lite Preview
Gemini 3.1 Flash Lite Preview vs Grok 4.6
Gemini 3.1 Flash Lite Preview vs DeepSeek V4 Flash 0731
Gemini 3.1 Flash Lite Preview vs Inkling Small
Gemini 3.1 Flash Lite Preview vs Qwen3.7 Flash
Gemini 3.1 Flash Lite Preview vs Claude Opus 5
Gemini 3.1 Flash Lite Preview vs Inkling
Gemini 3.1 Flash Lite Preview vs Kimi K3
Gemini 3.1 Flash Lite Preview vs GPT-5.6 Luna
FAQ
How much does Gemini 3.1 Flash Lite Preview cost?
Gemini 3.1 Flash Lite Preview costs $0.250 per million input tokens and $1.50 per million output tokens on OpenRouter. At a 3:1 input:output mix that blends to $0.563 per million tokens.
What is Gemini 3.1 Flash Lite Preview's context window?
Gemini 3.1 Flash Lite Preview accepts up to 1,048,576 tokens of context, and can generate up to 65,536 output tokens.
How good is Gemini 3.1 Flash Lite Preview on benchmarks?
Gemini 3.1 Flash Lite Preview scores 81.8% on GPQA Diamond, independently run and published by Epoch AI. 3 benchmark results are listed on this page, each with its run date and source.
Is there a cheaper model as good as Gemini 3.1 Flash Lite Preview?
Yes — 5 models in our catalogue cost less per token than Gemini 3.1 Flash Lite Preview and score at least as high on the same benchmark. The cheapest is Qwen3.7 Flash at $0.055 per million tokens blended.