Gemini 3.1 Flash Lite Preview API Cost Calculator
Estimate your monthly API costs for Gemini 3.1 Flash Lite Preview from Google.
Pricing per 1M tokens
Pricing last verified: Mar 21, 2026
30-Day Price History
Solid line: input price · Dashed line: output price
Estimate Your Costs
What are you building?
Cost Breakdown
Compare with Similar Models
| Model | Input/1M | Output/1M |
|---|---|---|
| Gemini 3 Flash Preview Google | $0.5000 | $1.00 |
| Gemini 2.5 Flash Google | $0.3000 | $1.00 |
| Gemma 2 27B Google | $0.6500 | $0.6500 |
| Gemini 2.0 Flash Google | $0.1000 | $0.7000 |
| Nano Banana (Gemini 2.5 Flash Image) Google | $0.3000 | $2.50 |
Frequently Asked Questions
How much does Gemini 3.1 Flash Lite Preview cost per token?
Gemini 3.1 Flash Lite Preview is priced at $0.2500 per 1M input tokens and $1.50 per 1M output tokens. Use the calculator above to estimate your monthly costs based on your usage volume.
What is the context window for Gemini 3.1 Flash Lite Preview?
Gemini 3.1 Flash Lite Preview has a context window of 1.0M tokens (1,048,576 tokens). The maximum output length is 65.5K tokens.
Does Gemini 3.1 Flash Lite Preview support image inputs (vision)?
Yes, Gemini 3.1 Flash Lite Preview supports vision/image inputs. You can send images as part of your prompts.
Does Gemini 3.1 Flash Lite Preview support function calling (tool use)?
Yes, Gemini 3.1 Flash Lite Preview supports function calling (also called tool use). You can define custom functions that the model can invoke as part of its responses.
How does Gemini 3.1 Flash Lite Preview compare to similar models?
Gemini 3.1 Flash Lite Preview costs $0.2500 input and $1.50 output per 1M tokens. Gemini 2.0 Flash is less expensive at $0.1000 input and $0.7000 output per 1M tokens. See the "Compare with Similar Models" table above, or visit the Gemini 2.0 Flash page at /tools/cost-calculator/google/gemini-2-0-flash.