Verified 2026-05-15 · sourced from Google
Gemini 3.1 Flash-Lite Preview Token Calculator, Pricing & 100K/1M Cost
Check Google Gemini 3.1 Flash-Lite Preview pricing, estimate 100K and 1M token cost, and size a real API budget before you send a single request. Standard pricing is $0.25 per million input tokens and $1.50 per million output tokens with a 1M token context window.
Quick answer: Gemini 3.1 Flash-Lite Preview pricing per 1M tokens is $0.25 input and $1.50 output. Context window: 1,000,000 tokens · Cached input: $0.025 / 1M.
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Context window
1,000,000 tokens
Input price
$0.25 / 1M
Output price
$1.50 / 1M
Cached input
$0.025 / 1M
Pricing modes and thresholds
Usage scenarios
Compare standard and cached pricing (where available) across common workloads.
| Scenario | Tokens in | Tokens out | Total tokens | Standard cost | Cached cost |
|---|---|---|---|---|---|
Quick chat reply Single user question with a short assistant answer | 650 | 220 | 870 | $0.0005 | $0.0003 |
Coding assistant session Multi-turn pair programming exchange (≈6 turns) | 2,600 | 1,400 | 4,000 | $0.0027 | $0.0022 |
Knowledge base response Retrieval-augmented answer referencing multiple passages | 12,000 | 3,000 | 15,000 | $0.0075 | $0.0048 |
Near-max context run Large document processing approaching the 1M token limit | 880,000 | 120,000 | 1,000,000 | $0.400 | $0.202 |
Daily & monthly budgeting
Translate usage into predictable operating expenses across popular deployment sizes.
| Profile | Requests/day | Tokens/day | Daily cost | Monthly cost | Cached daily | Cached monthly |
|---|---|---|---|---|---|---|
| Team pilot | 25 | 75,000 | $0.0500 | $1.50 | $0.0388 | $1.16 |
| Product launch | 100 | 500,000 | $0.313 | $9.38 | $0.234 | $7.01 |
| Enterprise scale | 500 | 3,000,000 | $2.00 | $60.00 | $1.55 | $46.50 |
Pricing notes
- Google positions Gemini 3.1 Flash-Lite Preview as a cost-efficient high-volume model.
Frequently asked questions
How much does Gemini 3.1 Flash-Lite Preview cost per 1,000 tokens?
At the published rates of $0.25 per million input tokens and $1.50 per million output tokens, a typical 1,000 token request (≈70% input, 30% output) costs about $0.0006.
Does Gemini 3.1 Flash-Lite Preview offer cached input discounts?
Gemini 3.1 Flash-Lite Preview drops input costs to $0.025 per million cached tokens. Using cached contexts, that same 1,000 token call totals $0.0005, a significant saving for chatbots and RAG systems.
What is the context window for Gemini 3.1 Flash-Lite Preview?
Gemini 3.1 Flash-Lite Preview supports up to 1,000,000 tokens (1M), allowing large prompts and retrieval-augmented payloads in a single call.
How fresh is the Gemini 3.1 Flash-Lite Preview pricing data?
Pricing is sourced from https://ai.google.dev/gemini-api/docs/pricing and was last verified on 2026-05-15. The calculator updates automatically when models.json is refreshed.