PromptLens — Image to AI Prompt

Right-click any image to generate a structured JSON prompt for AI image generators. Powered by OpenRouter.

PromptLens — Convert any image into a structured AI prompt. 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's right-click menu, it analyzes any image and generates a clean JSON prompt ready for AI image generators and LLMs. Main Features: ⚡ Instant Access — Right-click any image on any website, no extra steps. 📋 Structured Output — Clean JSON with style, subject, lighting, mood, colors, tags, and negative prompt. 🔌 OpenRouter Powered — Access the best vision AI models automatically, at a fraction of a cent per image. 🤖 Smart Model Routing — OpenRouter automatically selects the best available vision model for each request. No manual configuration needed. 🔒 Privacy-First — Your API key stays in your browser. No middleman servers, ever. How to Use: Install PromptLens and enter your OpenRouter API key in the options page. Right-click any image on any website. Select "PromptLens — Generate JSON Prompt". The JSON is instantly copied to your clipboard — 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 OpenRouter account and API key (openrouter.ai).