PromptLens โ€” Image to AI Prompt

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Turn web or local images into structured JSON prompts for AI image generators. Powered by OpenRouter. PromptLens is a lightweight utility designed for digital artists, creators, and AI enthusiasts who need to translate visual content into machine-readable data. Integrated directly into your browser, PromptLens can analyze images in two ways: โ€ข Right-click any image on any website โ€ข Click the extension icon to upload, drag-and-drop, or paste your own local images, including screenshots, personal reference images, and photos transferred from your phone It generates a clean JSON prompt ready for AI image generators and LLMs. ๐Ÿ–ผ๏ธ Local Image Upload โ€” Upload your own images directly from your computer, or drag-and-drop / paste them into the extension popup. ๐Ÿ“‹ Structured Output โ€” Clean JSON with style, subject, setting, lighting, mood, colors, tags, and negative prompt. ๐Ÿ”Œ OpenRouter Powered โ€” Access vision AI models through your own OpenRouter API key, usually at a very low cost per image. ๐Ÿค– Smart Model Routing โ€” OpenRouter can automatically select an available vision model for each request. No manual model configuration needed. ๐Ÿ”’ Privacy-First โ€” Your API key stays in your browser. No middleman servers, ever. Images are sent directly to OpenRouter only when you explicitly analyze them. 1. Install PromptLens and enter your OpenRouter API key in the options page. 2. Right-click any image on any website and select "PromptLens โ€” Generate JSON Prompt". 3. Or click the extension icon to upload, drag-and-drop, or paste your own image. 4. The JSON is copied to your clipboard โ€” paste it anywhere. Note: The AI model used may vary per request based on OpenRouter's automatic routing. Results may differ slightly between analyses of the same image. Requirements: A free or paid OpenRouter account and API key (openrouter.ai).

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