Show HN: Filling PDF forms with AI using client-side tool calling
Summary
SimplePDF Copilot enables editing, filling, and understanding PDFs via chat, using an AI provider for inference. The public demo focuses on filling forms like W-9 and notes that messages are processed by the selected AI provider. This approach highlights a no-code, AI-assisted workflow for automating document data entry, with SMB-friendly potential and privacy considerations around cloud-based processing.