YingTu Logo

Free AI Image Generator

Aspect Ratio & Resolution
Resolution
Aspect Ratio
Output count
Est. $0.055 · 1 callManual retries are not included. Confirm actual pricing and charges in the console.

Each image is one independent API call. Failed slots are never retried automatically.

Generated results

Results will appear here as they finish

Choose an image model, enter a prompt, then generate 1, 2, or 4 images.

Each image is one independent API call

How to test four image models with trial credits

  • Trial credits after signup
  • 4 image models
  • Text to image · Image editing · Up to 4K
  1. 1Sign up for LaoZhang.ai trial credits and create a default-group, pay-per-request API key.
  2. 2Use Nano Banana 2 Lite for 1K drafts, Nano Banana 2 for most work, Pro for complex final assets, and GPT Image 2 VIP for exact sizes.
  3. 3Compare the same prompt and references. Every output is an independent call, and the downloaded file is the authority for its dimensions.

Free image testing FAQ

Which image models can I test in YingTu?
You can choose Nano Banana 2 Lite, Nano Banana 2, Nano Banana Pro, and GPT Image 2 VIP for low-cost 1K drafts, everyday generation and editing, complex 4K assets, or exact pixel sizes.
Is the online test really free?
You can receive trial credits after signing up for LaoZhang.ai, then create an API key and generate in YingTu. Each generation uses credits under the selected model and live account rules; it is not unlimited free usage.
How do I start testing?
Sign up and claim trial credits, create a default-group pay-per-request API key, paste it into YingTu, choose a model, and enter a prompt or upload references.
Can I edit reference images and generate in 4K?
Yes. Nano Banana 2 and Pro expose up to 4K options, while GPT Image 2 VIP offers exact sizes across 1K, 2K, and 4K groups. Inspect the downloaded file dimensions after generation.