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

Public pricingIntelligence 79/100Medium memoryVisione

Google: Nano Banana 2 (Gemini 3.1 Flash Image Preview) è un modello multimodale pensato per generazione e modifica di immagini. Unisce la gestione multimodale degli input e la comprensione delle immagini, un contesto di 66K tokens e un profilo a costo equilibrato per un lavoro affidabile in generazione e modifica di immagini.

Input

$0.50/1M

Output

$3.00/1M

Cached

$0.07/1M

Batch

$0.15/1M

Calculate your Nano Banana 2 (Gemini 3.1 Flash Image Preview) bill.

Set your workload — see cost at your exact volume.

What would Nano Banana 2 (Gemini 3.1 Flash Image Preview) cost you?

Adjust the workload to see your monthly bill.

1,00010,00050,000250,0001M10M

Technical specifications

Nano Banana 2 (Gemini 3.1 Flash Image Preview) at a glance.

Memory

65,536

tokens

Max reply

65,536

tokens

Memory tier

Medium

a long report or a codebase file

Tokenizer

sentencepiece

Released

Mar 2026

Training cutoff

Apr 2025

Availability

Public pricing

Status

active

What it can do

Capabilities & limits.

  • Understands images
  • Deep step-by-step thinking
  • Uses tools / calls functions
  • Strict JSON output
  • Streams replies
  • Fine-tunable on your data

When to pick Nano Banana 2 (Gemini 3.1 Flash Image Preview)

  • Screenshot analysis, image understanding, or document OCR.
  • High-volume workloads where unit cost matters.
  • Multimodal pipelines mixing text + images.

When to look elsewhere

  • You need tool-use / function calling for agent workflows.

Alternatives

Similar models to compare.

FAQ

Nano Banana 2 (Gemini 3.1 Flash Image Preview) — the questions we see most.

Pricing, capabilities, alternatives — generated from the same data that powers the calculator above.

Get instant answers from our AI agent

At a typical workload of 50,000 conversations a month with 1,500-token prompts and 800-token replies, Nano Banana 2 (Gemini 3.1 Flash Image Preview) costs roughly $158 per month. Input is $0.50 /1M tokens and output is $3.00 /1M tokens.
Nano Banana 2 (Gemini 3.1 Flash Image Preview) has a 65,536-token context window (medium memory — a long report or a codebase file). That means you can fit about 12,288 words of input and history in a single call.
Beyond text generation, Nano Banana 2 (Gemini 3.1 Flash Image Preview) supports understanding images. It streams replies by default.
Nano Banana 2 (Gemini 3.1 Flash Image Preview) was released in March 2026, with training data cut off around April 2025.
Models in a similar class include Gemini 3 Flash Preview, Gemini 2.5 Flash, Nano Banana (Gemini 2.5 Flash Image). The "Similar models" section below this FAQ links into each.

Still unsure?

Compare Nano Banana 2 (Gemini 3.1 Flash Image Preview) against 100+ other models.

Open the full wizard — pick a use case, set your usage, and see side-by-side monthly costs in under a minute.

Open the comparison wizard