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Google: Gemini 3.1 Flash Lite (batch)

Gemini 3.1 Flash Lite is Google’s GA high-efficiency multimodal model optimized for low-latency, high-volume workloads. $0.125 per million input tokens, $0.75 per million output tokens. 1,048,576 token context window, maximum output of 65,536 tokens. Higher uptime with 2 providers.

View source on OpenRouter
Overview

Model specifications

Context
1,048,576 tokens
Maximum output
65,536 tokens
Architecture
text+image+file+audio+video->text
Tokenizer
Gemini
Knowledge cutoff
Not provided
Moderated
No
OPENROUTER

Complete pricing

Synchronized OpenRouter rates. Token prices are shown per one million tokens.

Input
$0.125
/M tokens
Output
$0.75
/M tokens
Cache read
$0.0125
/M tokens
Image Input
$0.125
/M tokens
Input Audio
$0.25
/M tokens
Input Audio Cache
$0.025
/M tokens
Web search
$14
/1K calls
API

Model configuration

Reasoning

Moderated
No
Default parameters
minimal
Capabilities
high, medium, low, minimal
API

Quick start

Call this exact model ID through OpenRouter’s OpenAI-compatible API.

curl https://openrouter.ai/api/v1/chat/completions \
  -H "Authorization: Bearer $OPENROUTER_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"google/gemini-3.1-flash-lite:batch","messages":[{"role":"user","content":"Hello!"}]}'
Capabilities

Input → Output

Input
textimagevideofileaudio
Output
text
Reasoning

Yes · high · medium · low · minimal

API

Supported API parameters

include_reasoningmax_tokensreasoningreasoning_effortresponse_formatseedstopstructured_outputstemperaturetool_choicetoolstop_p
Available providers

8 providers

Live providers on OpenRouter

Provider availability, latency, throughput and routing can change continuously. Open the source page for current operational data.

OpenRouter

Google

unknown
Context
1.0M
Maximum output
66K
Input
$0.250
Output
$1.50
Cache read
$0.025
Cache write
$0.083

Google

unknown
Context
1.0M
Maximum output
66K
Input
$0.125
Output
$0.750
Cache read
$0.012
Cache write
$0.042

Google

unknown
Context
1.0M
Maximum output
66K
Input
$0.450
Output
$2.70
Cache read
$0.045
Cache write
$0.150

Google AI Studio

unknown
Context
1.0M
Maximum output
66K
Input
$0.250
Output
$1.50
Cache read
$0.025
Cache write
$0.083

Google AI Studio

unknown
Context
1.0M
Maximum output
66K
Input
$0.125
Output
$0.750
Cache read
$0.012
Cache write
$0.042

Google AI Studio

unknown
Context
1.0M
Maximum output
66K
Input
$0.450
Output
$2.70
Cache read
$0.045
Cache write
$0.150

Google

unknown
Context
1.0M
Maximum output
66K
Input
$0.275
Output
$1.65
Cache read
$0.028
Cache write
$0.083

Google

unknown
Context
1.0M
Maximum output
66K
Input
$0.275
Output
$1.65
Cache read
$0.028
Cache write
$0.083
google

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Gemini 3.6 Flash is a high-efficiency model from Google for coding, agentic workflows, and web and app development. It is designed to produce polished outputs with fewer unnecessary edits and...

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