# AI Image to Prompt > A free online tool that converts images into detailed AI prompts for Midjourney, Stable Diffusion, Flux, and ChatGPT. ## About AI Image to Prompt is a free image-to-prompt generator. Upload any image or describe an idea in text, and the tool generates a detailed, ready-to-use prompt optimized for popular AI image generation models. No sign-up or account required. ## Features - Image to Prompt: Upload an image and get a detailed text prompt describing it - Text to Prompt: Describe an idea and get an expanded, model-optimized prompt - Multiple output styles: General, Nano Banana, Flux, Midjourney, Stable Diffusion - Multiple output languages: English, Chinese, Spanish, French, German, Japanese, Korean - Drag & drop, paste from clipboard, or enter an image URL - One-click copy to clipboard - Prompt history saved in browser local storage - Completely free, no registration required ## Supported Models - **General Prompt**: Universal prompt suitable for any AI image generator - **Nano Banana**: Optimized for Nano Banana image generation - **Flux**: Optimized for Flux AI models - **Midjourney**: Comma-separated style descriptors with parameters (--ar, --v, etc.) - **Stable Diffusion**: Tag-based format with negative prompts for SD and ComfyUI ## Links - Website: https://aiimagetoprompt.org - Privacy Policy: https://aiimagetoprompt.org/privacy-policy - Terms of Service: https://aiimagetoprompt.org/terms-of-service ## Contact Email: phamhungfalcon787133@gmail.com