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Models / Google

Gemini 3 Pro Image (Nano Banana Pro)

GA

Highest-quality Gemini image model; Google prices its text input and output the same as Gemini 3.1 Pro. Input $2.00/1M text/image, which Google states is $0.0011 per image (560 tokens). Two output rates: text and thinking $12.00/1M, image tokens $120.00/1M — price_output_per_mtok holds the image rate ($0.134 per 1K/2K image at 1120 tokens, $0.24 per 4K image at 2000 tokens). Batch and Flex $1.00 text in / $0.0006 image in / $6.00 text out; Priority $3.60 in / $21.60 text out / $216.00 image out. Grounding with Google Search: 5,000 free requests per month shared across Gemini 3.x, then $14 per 1,000.

Gemini 3 Pro Image (Nano Banana Pro) by Google costs $2 per 1M input tokens and $120 per 1M output tokens ($31.50/1M blended). It is generally available (GA).

Last verified: 13 Aug 2026 · sourced from official provider documentation

Provider
Google
Status
GA
Input price
$2 / 1M tokens
Output price
$120 / 1M tokens
Cached input
—
Blended price
$31.50 / 1M tokens
Context window
—
Max output
—
Modality
text, image, image-out
Open weights
No — API only
Knowledge cutoff
—
Released
28 May 2026
API string
gemini-3-pro-image

Source: Google official documentation ↗

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FAQ

Gemini 3 Pro Image (Nano Banana Pro) — questions & answers

How much does Gemini 3 Pro Image (Nano Banana Pro) cost?

Gemini 3 Pro Image (Nano Banana Pro) is priced at $2 per 1M input tokens and $120 per 1M output tokens ($31.50/1M blended at a 3:1 input-to-output ratio).

Is Gemini 3 Pro Image (Nano Banana Pro) deprecated?

No — Gemini 3 Pro Image (Nano Banana Pro) is generally available (GA) and not currently scheduled for deprecation or retirement in our tracker.

Does Gemini 3 Pro Image (Nano Banana Pro) support image or vision input?

Yes — Gemini 3 Pro Image (Nano Banana Pro) accepts image input. Listed modalities: text, image, image-out.

Can I self-host Gemini 3 Pro Image (Nano Banana Pro)?

No — Gemini 3 Pro Image (Nano Banana Pro) 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 3 Pro Image (Nano Banana Pro)?

The API model identifier for Gemini 3 Pro Image (Nano Banana Pro) is "gemini-3-pro-image" when calling Google's API.