Nano Banana 2 (Gemini 3.1 Flash Image Preview) vs Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)

Pick up to 3 models · pricing, context and capabilities · simulate your product cost

Data updated on September 30, 2026· 217 models

GoogleBanana 2

Gemini 3.1 Flash Image Preview, a.k.a.

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Reasoning estimated
Speed estimated
Input
Output
Context
66 K tokens
Max output
59 K
Input, $ per 1M tokens
$0.500
Output, $ per 1M tokens
$3.00
Cache read, $ per 1M
$0.050
Batch (input / output)
—
Tool calling
No
Released
02/26/2026
Knowledge cutoff
2025-01
API id
google/gemini-3.1-flash-image-preview
Google2 Lite

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.

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Reasoning estimated
Speed estimated
Input
Output
Context
66 K tokens
Max output
59 K
Input, $ per 1M tokens
▲$0.250
Output, $ per 1M tokens
▲$1.50
Cache read, $ per 1M
$0.025
Batch (input / output)
—
Tool calling
Yes
Released
▲06/30/2026
Knowledge cutoff
2025-01
API id
google/gemini-3.1-flash-lite-image
Third model (optional)
text image audio video PDF / file reasoning (1 to 5, estimated by family) speed (1 to 4, estimated by family)▲ best value among the selected

Which is the better API choice: Nano Banana 2 (Gemini 3.1 Flash Image Preview) vs Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)?

  • Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image): cheapest input (50% less than Nano Banana 2 (Gemini 3.1 Flash Image Preview))
  • Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image): cheapest output
  • Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image): the newest (06/30/2026)

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) costs 50% less on input and 50% less on output than Nano Banana 2 (Gemini 3.1 Flash Image Preview) ($0.250 / $1.50 versus $0.500 / $3.00 per million tokens). All accept 66 K tokens of context.

What would your product cost?

Estimate the monthly cost with your app's real volume. List prices, no cache or batch discounts.

Nano Banana 2 (Gemini 3.1 Flash Image Preview)
$19.50/mo
Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)
$9.75/mo

With Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) you save $9.75 a month versus Nano Banana 2 (Gemini 3.1 Flash Image Preview) (50% less).

The 6 cheapest for this scenario (chat, last 12 months)

  1. 1Lyria 3 Pro Preview Google$0.00
  2. 2Lyria 3 Clip Preview Google$0.00
  3. 3Qwen3.7 Flash Qwen$0.97
  4. 4DeepSeek V4 Flash 0731 DeepSeek$1.55
  5. 5Ministral 3 3B 2512 Mistral$1.90
  6. 6Qwen3.5-Flash Qwen$2.02

Paste your prompt: tokens and cost per model

Rough estimate (about 4 characters per token). Nothing is sent to any server.

76tokens approx.287 characters

Cost of sending it 1,000 times (input only)

  1. 1Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) Google$0.019
  2. 2Nano Banana 2 (Gemini 3.1 Flash Image Preview) Google$0.038
  3. 3Claude Sonnet 5.5 Anthropic$0.152
  4. 4Claude Sonnet 5 Anthropic$0.152
  5. 5Claude Opus 5.5 Anthropic$0.304
  6. 6Claude Opus 5 Anthropic$0.380
  7. 7Claude Fable 5.1 Anthropic$0.760
  8. 8Claude Fable 5 Anthropic$0.760

Popular comparisons

Frequently asked questions

Which is the better API choice: Nano Banana 2 (Gemini 3.1 Flash Image Preview) vs Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)?

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) costs 50% less on input and 50% less on output than Nano Banana 2 (Gemini 3.1 Flash Image Preview) ($0.250 / $1.50 versus $0.500 / $3.00 per million tokens). All accept 66 K tokens of context.

Which is cheaper: Nano Banana 2 (Gemini 3.1 Flash Image Preview) and Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)?

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) is cheaper: $0.250 per million input tokens and $1.50 per million output tokens, versus $0.500 / $3.00 for Nano Banana 2 (Gemini 3.1 Flash Image Preview).

Which has more context: Nano Banana 2 (Gemini 3.1 Flash Image Preview) and Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)?

Nano Banana 2 (Gemini 3.1 Flash Image Preview) and Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) accept the same context: 66 K tokens.

Which is newer: Nano Banana 2 (Gemini 3.1 Flash Image Preview) and Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)?

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) was released on 06/30/2026; Nano Banana 2 (Gemini 3.1 Flash Image Preview) on 02/26/2026.

What would 10,000 requests a month cost with Nano Banana 2 (Gemini 3.1 Flash Image Preview) and Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)?

With 1,500 input and 400 output tokens per request: Nano Banana 2 (Gemini 3.1 Flash Image Preview): $19.50; Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image): $9.75 a month, at list price.

Where do the prices come from and how often are they updated?

From the public catalogs of OpenRouter, models.dev and LiteLLM, which publish each provider's list prices. They sync once a day and the last update date is shown above the comparison.

What does price per million tokens mean?

It is what the provider charges per million tokens you send (input) or the model generates (output). A token is roughly 4 characters. Output almost always costs more than input.

Sources: OpenRouter, models.dev and LiteLLM. Prices in USD per million tokens, list price, no volume discounts. Prompt tokens are an estimate; each provider's tokenizer may differ.