Gemini 3.1 Flash Lite Preview
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 key capabilities. Improvements span audio input/ASR, RAG snippet ranking, translation, data extraction, and code completion. Supports full thinking levels (minimal, low, medium, high) for fine-grained cost/performance trade-offs. Priced at half the cost of Gemini 3 Flash.
Context window
This model accepts 1.0M tokens in one request (~786K words of text).
What fits in one request
- FitsShort documentAbout 1,500 words of text
- FitsLong documentAbout 37K words of text
- FitsSmall codebaseAbout 150K words of text
- FitsFull novelAbout 375K words of text
Specifications
Context size, pricing, and release info in one place.
- Context window
- 1,048,576 tokens (1.0M)
- Max output tokens
- 65,536 tokens (66K)
- Speed tier
- fast
- Provider
- Release date
- Mar 2026
- Input cost
- $0.250/M / 1M tokens
- Output cost
- $1.50/M / 1M tokens
- Cached input
- $0.025/M / 1M tokens
Capabilities
See which features this model supports, such as vision, tools, and streaming.
- Vision
- Accepts image inputs alongside text
- Supported
- Tool use
- Can call external tools and APIs
- Supported
- Function calling
- Structured function call interface
- Supported
- Extended thinking
- Shows its chain-of-thought reasoning
- Supported
- Streaming
- Returns tokens as they are generated
- Supported
- Prompt caching
- Reuse repeated prompt prefixes cheaply
- Supported
- Web search
- Can browse the web during a request
- Not supported
- Batch API
- Process many requests asynchronously
- Not supported
Best for
Jump to a guide or ranking that matches each workload.
Compare Gemini 3.1 Flash Lite Preview
Open a side-by-side comparison with one click.
- Gemini 3.1 Flash Lite Preview vs Gemma 7b It
Gemini 3.1 Flash Lite Preview has 12700% larger context window
- Gemini 3.1 Flash Lite Preview vs Amazon Titan Text Express
Gemini 3.1 Flash Lite Preview has 2396% larger context window
- Gemini 3.1 Flash Lite Preview vs Amazon Titan Text Lite
Gemini 3.1 Flash Lite Preview has 2396% larger context window
- Gemini 3.1 Flash Lite Preview vs Amazon Titan Text Premier
Gemini 3.1 Flash Lite Preview has 2396% larger context window
- Gemini 3.1 Flash Lite Preview vs Claude Instant
Gemini 3.1 Flash Lite Preview has 948% larger context window
- Gemini 3.1 Flash Lite Preview vs Anthropic Claude
Gemini 3.1 Flash Lite Preview has 948% larger context window
Frequently asked questions
Short answers about context size and how this model behaves.
More from Google
Other models by Google in our catalog.
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