AI Model Watch
Models / Google

Gemini Nano Banana 2.1

GA

Image generation and conversational editing; Google's release note (2026-10-06) calls it "An update to Nano Banana 2 (gemini-3.1-flash-image)" and announces it generally available, with wide and panoramic aspect ratios (1:4, 4:1, 1:8, 8:1) across 1K, 2K and 4K. Input $1.50/1M labelled text/image/video. Two output rates: text and thinking tokens $7.50/1M, image tokens $30.00/1M - price_output_per_mtok holds the image rate (the model's product). Google states the per-image equivalents: $0.0336 per 1K image (1024x1024px, 1120 tokens), $0.0504 per 2K (1680 tokens), $0.113 per 4K (3780 tokens). Batch tier $0.75 in / $3.75 text out / $15.00 image out. Paid tier only (free tier "Not available"). Grounding with Google Web and Image Search: 5,000 free requests per month shared across all Gemini 3.x models, then $14 per 1,000 requests. Released October 6, 2026 per Google's release notes and the Release date column of the deprecations table ("No shutdown date announced"). Google names it the recommended replacement for gemini-3.1-flash-image (deprecated the same day), the greyed gemini-3.1-flash-image-preview, gemini-2.5-flash-image-preview and gemini-2.0-flash-preview-image-generation, and the three Imagen 4 models. No context window or max output published for this model.

Gemini Nano Banana 2.1 by Google costs $1.50 per 1M input tokens and $30 per 1M output tokens ($8.63/1M blended). It is generally available (GA).

Last verified: 24 Oct 2026 · sourced from official provider documentation

Provider
Google
Status
GA
Input price
$1.50 / 1M tokens
Output price
$30 / 1M tokens
Cached input
—
Blended price
$8.63 / 1M tokens
Context window
—
Max output
—
Modality
text, image, video, image-out
Open weights
No — API only
Knowledge cutoff
—
Released
6 Oct 2026
API string
gemini-nano-banana-2.1

Source: Google official documentation ↗

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FAQ

Gemini Nano Banana 2.1 — questions & answers

How much does Gemini Nano Banana 2.1 cost?

Gemini Nano Banana 2.1 is priced at $1.50 per 1M input tokens and $30 per 1M output tokens ($8.63/1M blended at a 3:1 input-to-output ratio).

Is Gemini Nano Banana 2.1 deprecated?

No — Gemini Nano Banana 2.1 is generally available (GA) and not currently scheduled for deprecation or retirement in our tracker.

Does Gemini Nano Banana 2.1 support image or vision input?

Yes — Gemini Nano Banana 2.1 accepts image input. Listed modalities: text, image, video, image-out.

Can I self-host Gemini Nano Banana 2.1?

No — Gemini Nano Banana 2.1 is proprietary. Its weights are not publicly released, so it is available only through Google's API (or hosted partners), not for self-hosting.

What is the API model string for Gemini Nano Banana 2.1?

The API model identifier for Gemini Nano Banana 2.1 is "gemini-nano-banana-2.1" when calling Google's API.