Google
·Released on Feb 26, 2026

Nano Banana 2 (Gemini 3.1 Flash Image Preview) API Benchmarks, Pricing & Provider Data

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Image GenerationLLM

Nano Banana 2 (Gemini 3.1 Flash Image Preview) API pricing covers undefined API provider} other undefined API providers}}, from $0.0036/request to $40.00/request.

Gemini 3.1 Flash Image Preview, a.k.a. "Nano Banana 2," is Google’s latest state of the art image generation and editing model, delivering Pro-level visual quality at Flash speed. It combines...

Cost
$0.0036/ 1M · 8:1 in:out
$0.0006 in · $0.0030 out

Specifications

Input and output token limits for this model, plus how it ranks on long-context understanding.

INPUT
65.5Ktokens
78.6 pages of text
OUTPUT
59.0Ktokens
8K128K1M4M
65.5K

Features

Technical Details

Input
Output
Released
Feb 2026
Documentation
Tokenizer
Gemini
Architecture
text+image->text+image
Moderated
No
Supported parameters
include_reasoningmax_tokensreasoningreasoning_effortresponse_formatseedstructured_outputstemperaturetop_p

OpenRouter endpoints

1 endpoints

Third-party OpenRouter endpoint data, shown separately from LMSpeed measurements. Some 30-minute live performance fields only appear after syncing with an OpenRouter API key.

Provider endpointInputOutput1d uptime30m latency30m throughputContext / output
Google AI Studio
google-ai-studio
$0.500/M$3/M100.0%undefined tokens / undefined tokens

Pricing Comparison

Compare Nano Banana 2 (Gemini 3.1 Flash Image Preview) API pricing across 44 providers. Prices range from $0.0036/request to $40.00/request. 简易-API中转站 offers the lowest rate at $0.0036/request.

ProviderHealthModel VariantGroupInput ($/M)Output ($/M)Speed (t/s)First tokenAudit
L1
100%
gemini-3.1-flash-image-preview
Antigravity
$0.027/M
$3.29/M
L1
100%
[lq]q|AB/gemini-3.1-flash-image-preview
default
$40.00/request
-
L1
99%
gemini-3.1-flash-image-preview
特价banana
$0.018/request
-
L1
100%
gemini-3.1-flash-image-preview
Discounted-Banana-1
$0.0036/request
-
L1
99%
gemini-3.1-flash-image-preview
Discounted-Banana-1
$0.0036/request
-
L1
92%
google/gemini-3.1-flash-image-preview
CC
$14.60/request
-
L1
100%
gemini-3.1-flash-image-preview
特价banana
$0.011/request
-
L1
0%
gemini-3.1-flash-image-preview
banana2
$0.750/M
$90.00/M

Alternatives & Similar Models

Frequently Asked Questions

What benchmark data does Nano Banana 2 (Gemini 3.1 Flash Image Preview) include?
LMSpeed shows Nano Banana 2 (Gemini 3.1 Flash Image Preview) benchmark context, API price, output speed, first-token latency, and provider data across 44 providers when those signals are available.
What is the Nano Banana 2 (Gemini 3.1 Flash Image Preview) API price?
Nano Banana 2 (Gemini 3.1 Flash Image Preview) has pricing from undefined provider} other undefined providers}}, ranging from $0.0036/request to $40.00/request. 简易-API中转站 has the lowest listed price.
What does the Nano Banana 2 (Gemini 3.1 Flash Image Preview) API pricing table include?
The Nano Banana 2 (Gemini 3.1 Flash Image Preview) API pricing table compares 44 providers by input price, output price, free tier status, speed, first-token latency, and recent health data when available.
Which provider has the cheapest Nano Banana 2 (Gemini 3.1 Flash Image Preview) API pricing?
简易-API中转站 currently has the lowest listed Nano Banana 2 (Gemini 3.1 Flash Image Preview) price at $0.0036/request across undefined provider} other undefined providers}}.
Is Nano Banana 2 (Gemini 3.1 Flash Image Preview) API free?
Nano Banana 2 (Gemini 3.1 Flash Image Preview) does not currently have a free API tier on LMSpeed. All 44 providers charge per token.

Also known as

[lq]q|AB/gemini-3.1-flash-image-preview[快速]gemini-3.1-flash-image-previewgemini-3.1-flash-image-previewgoogle/gemini-3.1-flash-image-preview假流式-gemini-3.1-flash-image-preview

Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.Standard benchmark data may include BenchLM and other public sources.

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