# Chat with PDF - 100% Browser, No Upload > https://chatwithpdf.tools No login, no upload, no watermark. Drop a PDF and chat with AI about it. Your PDF is processed by pdf.js in your browser. The AI model (Llama 3) runs locally via WebGPU. Your file never leaves your device. You can verify: open DevTools > Network > 0 file-upload POST. Unlike server-upload PDF chat tools, your file never leaves your device. Supports Llama 3.2 1B, 3B, and Llama 3.1 8B depending on your GPU. Optional: bring your own OpenAI/Anthropic API key for cloud AI quality. ## Pages - /privacy/ — Privacy policy - /about/ — About this tool