Gemini · Fast / Budget · 1,000K context window

Gemini 3.5 Flash-Lite pricing for chatbot

$0.002000 per call at 2,000 input / 1,000 output tokens.

Per call

$0.002000

10K calls/mo

$20

Cache savings

75% off input

Batch savings

50% off all

Calculate your Gemini 3.5 Flash-Lite costs

Adjust token counts, volume, and discount toggles to model your chatbot spend. Pricing updated weekly.

Configure your usage

2,000
100100K
1,000
5050K
10,000
1001M

Estimated cost

Monthly cost
$20
10,000 calls/month
Cost per call$0.002000
Daily cost$0.6667
Input rate$0.25/MTok
Output rate$1.50/MTok
Analyze your real spend

Quick start

Call Gemini 3.5 Flash-Lite with the Google Generative AI SDK:

import google.generativeai as genai

model = genai.GenerativeModel("gemini-3.5-flash-lite")
response = model.generate_content("Your prompt here")
# Cost: ~$0.002000 per call at standard rates
# Input:  $0.25/MTok
# Output: $1.50/MTok

How Gemini 3.5 Flash-Lite compares on cost

Per-call cost for all models scoring 50+ on chatbot benchmarks. Hover for details.

Cheapest viable option: Gemini 3 Flash at $0.004000/call (-100% less, 82/100 quality).

Complete Gemini 3.5 Flash-Lite pricing breakdown

Standard token rates

Direction$/MTokTokens per call
Input$0.252,000
Output$1.501,000

Prompt caching: 75% off input tokens

Caching drops input cost from $0.25 to $0.06/MTok. For repeated system prompts, that saves $0.000375 per call.

Batch API: 50% off all tokens

Submit requests asynchronously and receive 50% off all token costs. This works best for offline pipelines where latency requirements are flexible.

Monthly cost projections

Monthly volumeCost per callStandard monthlyCached monthlyYou save with caching
10,000 calls$0.002000$20$16.25$3.75
50,000 calls$0.002000$100$81.25$18.75
100,000 calls$0.002000$200$162.5$37.5
500,000 calls$0.002000$1,000$812.5$187.5
1,000,000 calls$0.002000$2,000$1,625$375

Gemini 3.5 Flash-Lite quality benchmarks for chatbot

Consider alternatives for chatbot

Scores 78/100 (rank #6 of 14). Better options exist at similar price points for chatbot.

Top-ranked: GPT 5.6 Terra (92/100) at $0.0200/call

Performance across all task types

Gemini 3.5 Flash-Lite scores by task type. Chatbot highlighted.

Classification85Extraction83Summarization79Q&A *78Code Generation55Code Review52Reasoning50Creative Writing45
Task typeConfidence scoreRank out of 14
Classification85/100#4
Extraction83/100#5
Summarization79/100#6
Q&A(current page)78/100#6
Code Generation55/100#8
Code Review52/100#8
Reasoning50/100#8
Creative Writing45/100#9

Alternative models for chatbot

13 models score 80+ on chatbot benchmarks, sorted by input rate. Cheapest: Gemini 3 Flash (-100% less, 82/100 quality).

ModelProviderInput $/MTokOutput $/MTokQualityPer callvs Gemini
Gemini 3 FlashGemini$0.50$3.0082/100$0.004000100% more
Claude Haiku 4.5Claude$1.00$5.0086/100$0.007000250% more
GPT 5.6 LunaGPT$1.00$6.0085/100$0.008000300% more
Gemini 3.5 FlashGemini$1.50$9.0084/100$0.0120500% more
Claude Sonnet 5Claude$2.00$10.0089/100$0.0140600% more
Gemini 3.1 ProGemini$2.00$12.0087/100$0.0160700% more
GPT 5.4GPT$2.50$15.0091/100$0.0200900% more
GPT 5.6 TerraGPT$2.50$15.0092/100$0.0200900% more
Claude Sonnet 4.6Claude$3.00$15.0088/100$0.0210950% more
Claude Opus 4.8Claude$5.00$25.0085/100$0.03501650% more
GPT 5.5GPT$5.00$30.0090/100$0.04001900% more
GPT 5.6 SolGPT$5.00$30.0091/100$0.04001900% more
Claude Fable 5Claude$10.00$50.0088/100$0.07003400% more

About Gemini 3.5 Flash-Lite

Provider

Gemini

Tier

Fast / Budget

Context

1,000K tokens

Released

Jun 2026

Other models from Gemini

ModelTierInput $/MTokOutput $/MTokContext
Gemini 3.1 ProMid-tier$2.00$12.001,000K
Gemini 3.5 FlashFast / Budget$1.50$9.001,000K
Gemini 3 FlashFast / Budget$0.50$3.001,000K

You can compare Gemini 3.5 Flash-Lite head-to-head against any other model on our model comparison pages, or track how pricing has changed over time on the pricing history tracker.

Frequently asked questions

How much does Gemini 3.5 Flash-Lite cost for chatbot per API call?

$0.002000 per call at 2,000 input / 1,000 output tokens.

Is Gemini 3.5 Flash-Lite the best model for chatbot?

Scores 78/100, rank #6 of 14 models. Top-ranked: GPT 5.6 Terra at 92/100.

What is the cheapest model for chatbot with good quality?

Gemini 3 Flash scores 82/100 quality at $0.50/$3.00 per MTok. That is -100% less than Gemini 3.5 Flash-Lite per call.

How can I reduce my Gemini 3.5 Flash-Lite costs for chatbot?

Three strategies: prompt caching (75% off input), batch API (50% off all tokens), prompt optimization. Combined: $0.002000 drops to about $0.000250 per call.

How does Gemini 3.5 Flash-Lite pricing compare to other Gemini models?

Gemini also offers: Gemini 3.1 Pro at $2.00/$12.00, Gemini 3.5 Flash at $1.50/$9.00, Gemini 3 Flash at $0.50/$3.00.

What context window does Gemini 3.5 Flash-Lite support?

1,000K tokens total. Typical chatbot calls use 2,000 plus 1,000 tokens, well within limits.

Track what you spend on AI

This calculator estimates costs based on published rates only. Connect your API usage to see where your money goes and which models drive your spend.