GPT Image Hub is an open-source dataset of 30,000+ AI image prompt templates for GPT Image 2, Nano Banana and more. Every template has the full prompt text, an example image, a category and a recommended model, so you can see what a prompt produces before you use it.
Browse portraits, posters, product photography, logos, UI mockups, infographics, anime and more, or start from a model page for GPT Image 2, Nano Banana Pro, Nano Banana 2 or Seedream. Copy any prompt into ChatGPT or Gemini for free, or generate it in the built-in generator with GPT Image 2, GPT Image 2.5, Nano Banana or Seedream. New accounts get 25 free credits, and one-time credit packs start at $1.99, with no subscription.
Side-by-side guides compare GPT Image 2 with Nano Banana and Midjourney with ChatGPT on the same prompts. Developers can use the REST API, a public MCP server and open datasets on GitHub and Hugging Face. The site is available in 18 languages.
25 free credits on sign-up. One-time credit packs from $1.99 (1,500 credits), valid for 60 days. No subscription.
Website: https://www.gptimagehub.com/ API documentation: https://www.gptimagehub.com/api-docs
