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Google: Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) is Google's fastest, most cost-efficient Gemini image model, built for high-velocity developer pipelines and rapid-fire visual exploration. $0.25 per million input tokens, $1.50 per million output tokens. 65,536 token context window, maximum output of 65,536 tokens. Higher uptime with 2 providers.

View source on OpenRouter
Overview

Model specifications

Context
65,536 tokens
Maximum output
58,982 tokens
Architecture
text+image->text+image
Tokenizer
Gemini
Knowledge cutoff
2025-01-01
Moderated
No
OPENROUTER

Complete pricing

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

Input
$0.25
/M tokens
Output
$1.5
/M tokens
Image
$30
/M tokens
API

Model configuration

Reasoning

Moderated
No
Default parameters
minimal
Capabilities
high, 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-image","messages":[{"role":"user","content":"Hello!"}]}'
Capabilities

Input → Output

Input
imagetext
Output
imagetext
Reasoning

Yes · high · minimal

API

Supported API parameters

include_reasoningmax_tokensreasoningreasoning_effortresponse_formatseedtemperaturetop_p
Available providers

2 providers

Live providers on OpenRouter

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

OpenRouter

Google AI Studio

unknown
Context
66K
Maximum output
59K
Input
$0.250
Output
$1.50
Cache read
Not provided
Cache write
Not provided

Google

unknown
Context
66K
Maximum output
59K
Input
$0.250
Output
$1.50
Cache read
Not provided
Cache write
Not provided
google

models

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Google: Gemini 3.7 Flash

Gemini 3.7 Flash is a multimodal model from Google for fast agentic workflows, coding, and complex multi-step reasoning. It is designed for tasks that require responsive performance and reliable multi-step...

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Google: Gemini 3.7 Flash (batch)

Gemini 3.7 Flash is a multimodal model from Google for fast agentic workflows, coding, and complex multi-step reasoning. It is designed for tasks that require responsive performance and reliable multi-step...

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Google: Gemini 3.6 Flash

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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Google: Gemini 3.6 Flash (batch)

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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Input
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Input: $0.375Output: $1.88per 1M tokens
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