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Scheduled for retirement on May 7, 2027. Still available at the prices below until then.

Gemini 3.1 Flash Lite

GoogleReleased Mar 3, 2026KnowledgeJan 2025
VisionTool useReasoningAudioPrompt cachingStructured outputWeb search
Compare Gemini 3.1 Flash LiteCount tokens for Gemini 3.1 Flash Lite
Context
1M
Max output
66K
Serving providers
6
Cheapest input
$0.25 /1M
On-demand listed rates, OpenRouter routed quotes and Vercel reseller quotes. Enterprise commitments (committed-use discounts, provisioned throughput, negotiated rates) can be materially lower.

Pricing detail

cost beyond the standard rate · source: models.dev
Audio
$0.50 / n/a
input / output · per 1M

Pricing by serving provider

standard tier · per 1M tokens · click a provider to expand

Input pricing runs from $0.25 to $0.312 per 1M tokens across 6 providers, so the dearest route costs 25% more than the cheapest for the same model.

Serving providerInput /1MOutput /1MEndpoints
DeepInfra$0.25$1.501
GoogleCheapest$0.25$1.501
Standardgemini/gemini-3.1-flash-lite
ComponentUnitStandardBatch
Text cached in/1M tok$0.025—
Text input/1M tok$0.25$0.125
Text output/1M tok$1.50$0.75
OpenRouter$0.25$1.501
VercelVercel reseller quote$0.25$1.501
Vertex AI Language Models$0.25$1.501
Databricks$0.312$1.881
OpenRouter (batch)$0.125$0.751
Vercel (flex)Vercel reseller quote$0.125$0.751
Vercel is dearest at $0.45 / $2.70

Price history

listed seller prices, input and output per 1M tokens
Input Output
Input down 44% since first tracked
$0.00$1.00$2.00$3.00May 20Jun 22Aug 19Aug 28$1.50$0.25

Cost calculator

estimate your monthly spend on this model
$170
estimated / month

Model IDs

copy the exact identifier for your platform
google/gemini-3.1-flash-lite:batchgoogle/gemini-3.1-flash-litegemini/gemini-3.1-flash-litegemini-3.1-flash-litegoogle/gemini-3.1-flash-litedeepinfra/google/gemini-3.1-flash-litegoogle/gemini-3.1-flash-litedatabricks/databricks-gemini-3-1-flash-litegoogle/gemini-3.1-flash-lite

Frequently asked questions

Gemini 3.1 Flash Lite pricing, context and availability

Is Gemini 3.1 Flash Lite still available?

Yes. Gemini 3.1 Flash Lite is scheduled for retirement on 2027-05-07.

How much does Gemini 3.1 Flash Lite cost?

Gemini 3.1 Flash Lite costs $0.25 per 1M input tokens from Google, and $1.50 per 1M output tokens from Google. Across 6 serving providers, input prices range from $0.25 to $0.312 per 1M tokens.

What is the context window of Gemini 3.1 Flash Lite?

Gemini 3.1 Flash Lite accepts up to 1M tokens of context and can return up to 66K output tokens.

Which providers serve Gemini 3.1 Flash Lite?

Gemini 3.1 Flash Lite is available from 6 serving providers, each with its own pricing and model ID. Google is currently the cheapest.

What can Gemini 3.1 Flash Lite do?

Gemini 3.1 Flash Lite supports image input (vision), tool use, reasoning, audio input, prompt caching, structured output and web search.

Other Google models

compare pricing across the Google lineup
Gemma 4 31B$0.09/1M · 13 providersGemma 4 26B A4B $0.07/1M · 10 providersGemma 3 27B$0.08/1M · 8 providersGemini 2.5 Flash$0.15/1M · 8 providersGemini 3.7 Flash$0.75/1M · 7 providersGemini 2.5 Pro$1.25/1M · 7 providersGemini 3.5 Flash$1.50/1M · 7 providersGemini 3.5 Flash Lite$0.30/1M · 6 providers
Listed prices from LiteLLM, OpenRouter and Vercel · last checked Oct 14, 2026

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