Gemini 2.5 Flash Lite Preview 09-2025: Pricing, Context Window & Benchmarks
by Google
Gemini 2.5 Flash-Lite is a lightweight reasoning model in the Gemini 2.5 family, optimized for ultra-low latency and cost efficiency. It offers improved throughput, faster token generation, and better performance across common benchmarks compared to earlier Flash models. By default, "thinking" (i.e. multi-pass reasoning) is disabled to prioritize speed, but developers can enable it via the [Reasoning API parameter](https://openrouter.ai/docs/use-cases/reasoning-tokens) to selectively trade off cost for intelligence.
What you can do with Gemini 2.5 Flash Lite Preview 09-2025
Everyday Q&A and clear explanations
Writing help (emails, posts, summaries)
Idea generation and brainstorming
Learning support with step-by-step guidance
Composite Indices
Intelligence, Coding, Math
Standard Benchmarks
Academic and industry benchmarks
Benchmark Highlights
| Metric | Value |
|---|---|
| Provider | |
| Context Window | 1,048,576 tokens |
| Input Price | $0.10/1M tokens |
| Output Price | $0.40/1M tokens |
| Release Date | Sep 25, 2025 |
| Modalities | text, image, file, audio, video |
| Capabilities | Vision, Audio Input |
Compare Gemini 2.5 Flash Lite Preview 09-2025 to other models
See how it stacks up on price, quality, and overall performance.
Frequently asked questions
What is Gemini 2.5 Flash Lite Preview 09-2025 good for?
Use Gemini 2.5 Flash Lite Preview 09-2025 for everyday tasks like writing, summarizing, brainstorming, and getting clear explanations.
How much does Gemini 2.5 Flash Lite Preview 09-2025 cost?
Pricing is based on usage. Current rates are $0.10/1M tokens for input and $0.40/1M tokens for output.
Can I try Gemini 2.5 Flash Lite Preview 09-2025 for free?
Yes. You can start a chat instantly and test the model before deciding on a plan.
Does Gemini 2.5 Flash Lite Preview 09-2025 support images or audio?
Gemini 2.5 Flash Lite Preview 09-2025 can understand images.
Suggested comparisons
Similar models
Benchmarks and pricing are sourced from Artificial Analysis where available. OpenRouter specs are used as a fallback.
Compare Models
Select a model to compare with Gemini 2.5 Flash Lite Preview 09-2025