Google

Nano Banana Pro (Gemini 3 Pro Image)

google/gemini-3-pro-image

JSON

Specification

Published by the vendor; the platform bills at the target's declared price.

Nano Banana Pro (Gemini 3 Pro Image)

reasoning tools

Google google/gemini-3-pro-image

Nano Banana Pro is Google’s most advanced image-generation and editing model, built on Gemini 3 Pro. It extends the original Nano Banana with significantly improved multimodal reasoning, real-world grounding, and...

Input $/1M: $2.00
Output $/1M: $12.0
Context: 131K
Max output: 33K
Released: Jun 18, 2026
Modalities: imagetextimage out

Cached input reads $0.20 per 1M

On this deployment

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Not routable here yet

Add a target with metadata.model set to this id.

targets.yamlyaml

# targets.yaml - declare a target that runs Nano Banana Pro (Gemini 3 Pro Image)
targets:
  - id: gemini-3-pro-image
    kind: llm
    name: Nano Banana Pro (Gemini 3 Pro Image)
    metadata:
      model: google/gemini-3-pro-image          # links the target to this catalogue entry
    capabilities:
      domains: [general]
      supports_tools: true
      context_window: 131072
    cost:
      usd_per_1k_tokens: 0.007000

Price among Google models

Input list price per million tokens; Nano Banana Pro (Gemini 3 Pro Image) is the most expensive of 13 listed.

1
Gemini 3.5 Flash Lite (batch)
$0.15
2
Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)
$0.25
3
Gemini 3.5 Flash Lite
$0.30
4
Gemini 3.8 Flash (batch)
$0.38
5
Gemini 3.7 Flash (batch)
$0.38
6
Gemini 3.6 Flash (batch)
$0.38
7
Nano Banana 2 (Gemini 3.1 Flash Image)
$0.50
8
Gemini 3.8 Flash
$0.75
9
Gemini 3.7 Flash
$0.75
10
Gemini 3.6 Flash
$0.75
11
Gemini 3.5 Flash (batch)
$0.75
12
Nano Banana Pro (Gemini 3 Pro Image)
$2.00

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