Deprecated on May 25, 2026. 3 providers still list it at the prices below.
Context
1M
Max output
66K
Serving providers
3
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.

Benchmarks

independent evaluations · source: Artificial Analysis
Speed & latency
Output speed
345 t/s
tokens / second
Time to first token
4.93s
latency
Headline indices
34.7
of 100
Frozen Sep 9, 2026
3.2
of 100
Frozen Sep 9, 2026
Individual benchmarks · click a row for effort variants
BenchmarkBest scoreEffortCost / task
Aa Analyst Agent0.1default—
AA-BriefcaseUndated0%default—
APEX Agents12%default—
Automation Bench0.1default—
CritPt1%default—
GDPval v2Frozen Aug 18, 2026648.3default—
GPQA Diamond82%default—
Harvey Lab0.3default—
Humanity's Last Exam17%default—
IFBench77%default—
Long-Context Reasoning74%default—
Mlcr OverallFrozen Sep 9, 20260.1default—
MMMU-Pro76%default—
Omniscience-16.4default—
Omniscience Accuracy0.4default—
Omniscience Non Hallucination0.2default—
SciCode43%default—
Terminal Bench400.0default—
TerminalBench Hard24%default—
TerminalBench v2.131%default—
τ-bench Banking10%default—
τ²-bench31%default—
Artificial Analysis last published scores for this benchmark on Sep 9, 2026. Scores here are frozen at that date, and models released since are not on it.
We cannot tell whether this benchmark is still being published. Treat these scores as undated.
Artificial Analysis last published scores for this benchmark on Aug 18, 2026. Scores here are frozen at that date, and models released since are not on it.

Pricing by serving provider

standard tier · per 1M tokens · click a provider to expand
Serving providerInput /1MOutput /1MEndpoints
GoogleCheapest$0.25$1.501
Standardgemini/gemini-3.1-flash-lite-preview
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
Vertex AI Language Models$0.25$1.501

Price history

listed seller prices, input and output per 1M tokens
Input Output
$0.00$0.50$1.00$1.50Mar 3Jun 22Sep 24$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
gemini-3.1-flash-lite-previewgoogle/gemini-3.1-flash-lite-previewgemini/gemini-3.1-flash-lite-preview

Frequently asked questions

Gemini 3.1 Flash Lite Preview pricing, context and availability

Is Gemini 3.1 Flash Lite Preview still available?

Gemini 3.1 Flash Lite Preview was deprecated on 2026-05-25, but 3 serving providers still list it.

How much does Gemini 3.1 Flash Lite Preview cost?

Gemini 3.1 Flash Lite Preview costs $0.25 per 1M input tokens from Google, and $1.50 per 1M output tokens from Google.

What is the context window of Gemini 3.1 Flash Lite Preview?

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

Which providers serve Gemini 3.1 Flash Lite Preview?

Gemini 3.1 Flash Lite Preview is available from 3 serving providers, each with its own pricing and model ID. Google is currently the cheapest.

What can Gemini 3.1 Flash Lite Preview do?

Gemini 3.1 Flash Lite Preview 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
Listed prices from LiteLLM, OpenRouter and Vercel · last checked Oct 14, 2026

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