Nano Banana pricing and free credits (2025)

Official API pricing (Gemini 2.5 Flash Image)

Google’s pricing for Gemini 2.5 Flash Image is token‑based. As of December 2025, a 1024×1024 output is around $0.039 per image. Pricing can change, so always verify the latest numbers in official docs.

What affects cost in the API:

Output resolution
Amount of text in the prompt
Number of images you generate per request

Pricing on img2img.online

img2img.online uses a credit model so teams can budget easily:

~20 credits per image for standard Nano Banana generations
~30 credits for grouped outputs
50 credits for new accounts

If you need higher resolution or stronger text rendering, Nano Banana Pro uses more credits (roughly 100 credits for 1k/2k and 200 credits for 4k).

Free access and trials

Google AI Studio may offer free usage depending on region and account status. On img2img.online, the free experience is the 50‑credit welcome bonus, which is enough for several test runs.

Example credit budgeting

Here’s a simple way to estimate cost:

10 standard images ≈ 200 credits
20 standard images ≈ 400 credits
5 high‑res (4k) Pro images ≈ 1,000 credits

This makes it easier to plan campaigns or product launches without surprise overages.

Watermark policy

Outputs include SynthID invisible watermarking. Visible watermarking depends on platform rules. On img2img.online, subscriptions export without visible watermarks.

Commercial use

Commercial use is allowed when you have rights to your inputs and you comply with platform policies. If you use a person’s likeness, make sure permissions are in place.

Tips to save credits

Iterate in 1k or 2k first, then upscale only the final pick
Use short prompts with clear constraints
Generate small batches and refine only the strongest result

Quick FAQ

Is Nano Banana free?
Not fully. Google AI Studio may have limited free usage. On img2img.online, new users receive 50 credits.

Can I buy credits without a subscription?
Yes. Credit packs are available for one‑time purchases.

Do unused credits roll over?
Subscription credit rules depend on your plan; check the pricing page for details.

Summary

Nano Banana is affordable to test, especially with the 50‑credit welcome bonus. Start with small batches, lock in your best prompt, then scale up for production.