# PDF.ai

## PDF.ai API

- [Welcome to PDF.ai API](https://api.pdf.ai/welcome-to-pdf.ai-api.md)
- [Quick start](https://api.pdf.ai/quick-start.md)
- [Parse](https://api.pdf.ai/v2/parse.md): Parses a PDF into Markdown or JSON with support for OCR, table formatting, and image extraction. Ideal for content extraction, knowledge base creation, and retrieval-augmented generation (RAG) workflo
- [Extract](https://api.pdf.ai/v2/extract.md)
- [Split](https://api.pdf.ai/v2/split.md)
- [Ask](https://api.pdf.ai/v2/ask.md)
- [Delete](https://api.pdf.ai/v2/delete.md)
- [Credit usage](https://api.pdf.ai/v2/credit-usage.md)
- [Upload PDF](https://api.pdf.ai/v1/upload-pdf.md)
- [OCR an uploaded PDF](https://api.pdf.ai/v1/upload-pdf/ocr-an-uploaded-pdf.md)
- [Update tags for an uploaded PDF](https://api.pdf.ai/v1/upload-pdf/update-tags-for-an-uploaded-pdf.md)
- [Get single document](https://api.pdf.ai/v1/get-single-document.md)
- [Get all documents](https://api.pdf.ai/v1/get-all-documents.md)
- [Chat with PDF](https://api.pdf.ai/v1/chat-with-pdf.md)
- [Chat with all PDFs](https://api.pdf.ai/v1/chat-with-all-pdfs.md)
- [Chat history](https://api.pdf.ai/v1/chat-history.md)
- [Summarize PDF](https://api.pdf.ai/v1/summarize-pdf.md)
- [Delete PDF](https://api.pdf.ai/v1/delete-pdf.md)
- [Parse](https://api.pdf.ai/v1/parse.md)
- [AI Tools](https://api.pdf.ai/v1/ai-tools.md): API endpoints for the PDF tools
- [Invoice JSON](https://api.pdf.ai/v1/ai-tools/invoice-json.md)
- [Resume scanner](https://api.pdf.ai/v1/ai-tools/resume-scanner.md)
- [API limits](https://api.pdf.ai/v1/api-limits.md)