Every office has PDFs named "scan_001.pdf". AutoRename-PDF reads your documents and renames them to a clean format like "20260315 ACME Invoice.pdf". Drop 200 files and go make coffee. 5 AI providers (OpenAI, Claude, Gemini, Grok, Ollama). Fully offline mode for sensitive documents. Desktop GUI with drag-and-drop preview. Windows right-click integration. CLI for automation. Batch rename at ~$0.001/PDF or $0 with Ollama. Free and open source. MIT licensed. No subscriptions, no cloud lock-in.