How much does Nano Banana (Gemini 2.5 Flash Image) cost?

Nano Banana (Gemini 2.5 Flash Image) costs $0.30 per million input tokens and $2.50 per million output tokens on standard pricing. A workload of 20M input and 5M output tokens a month is about $19.

What is the context length of Nano Banana (Gemini 2.5 Flash Image)?

Nano Banana (Gemini 2.5 Flash Image) accepts up to 32,768 tokens (33K) of input and can return up to 8,192 tokens in one response.

Does Nano Banana (Gemini 2.5 Flash Image) support tool calling and structured outputs?

Tool calling is not listed for Nano Banana (Gemini 2.5 Flash Image) and structured (JSON) outputs. Supported tools: Structured outputs, JSON mode, Deterministic seed, Prompt caching.

What inputs and outputs does Nano Banana (Gemini 2.5 Flash Image) support?

Nano Banana (Gemini 2.5 Flash Image) accepts Image, Text as input and produces Image, Text as output.

When was Nano Banana (Gemini 2.5 Flash Image) released?

Nano Banana (Gemini 2.5 Flash Image) was released by Google in 2025-10-07.

Nano Banana (Gemini 2.5 Flash Image)

gemini-2.5-flash-image

API Provider site

Gemini 2.5 Flash Image, a.k.a. "Nano Banana," is now generally available. It is a state of the art image generation model with contextual understanding. It is capable of image generation,... Built by Google.

Prices updated recently

Input price

$0.30

per 1M tokens · Standard

Output price

$2.50

per 1M tokens · Standard

Input limit

33K

tokens

Output limit

tokens

Input formats

TextImageVideoAudioPDF

Output formats

TextImageVideoAudioPDF

Compare

Nano Banana (Gemini 2.5 Flash Image) price history

2 price records since 9/25/2026

Nano Banana (Gemini 2.5 Flash Image) cost calculator

Input20M tokens

Output5M tokens

$19/month

Standard pricing

Overview

What is Nano Banana (Gemini 2.5 Flash Image)?

Nano Banana (Gemini 2.5 Flash Image) is a text & reasoning and vision model from Google. Gemini 2.5 Flash Image, a.k.a. "Nano Banana," is now generally available. It is a state of the art image generation model with contextual understanding. It is capable of image generation,... Its 33K context window and $0.30 input price make it a candidate for cost-sensitive, high-throughput applications.

Image understandingDocument analysisContent workflowsClassification

Rates

Nano Banana (Gemini 2.5 Flash Image) pricing

Pricing is based on token usage. Provider-specific caching, batch, regional, and tool charges may affect the final cost.

Input · Standard

$0.30

Per 1M tokens

Cached input · Standard

$0.03

Per 1M tokens

Capabilities

Nano Banana (Gemini 2.5 Flash Image) Tools

Tools available when using Nano Banana (Gemini 2.5 Flash Image) through supported provider APIs.

Function calling

Not supported

Structured outputs

Supported

JSON mode

Supported

Reasoning

Not supported

Built-in web search

Not supported

Log probabilities

Not supported

Deterministic seed

Supported

Parallel tool calls

Not supported

Prompt caching

Supported

Strengths and limitations

Strengths

Low input cost at $0.30 per million tokens suits high-volume workloads.
A 33K context window covers most focused application workflows.
Supports text & reasoning and vision workloads in one model.

Limitations

Generated tokens cost 8× more than input tokens, which matters for verbose responses.
The 33K context window is smaller than several long-context alternatives.
Arena Elo and MMLU-Pro are directional; test accuracy, latency and reliability on your own workload before committing.

Arena Elo, MMLU-Pro and pricing figures are illustrative; validate current vendor terms before purchase.

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