> For the complete documentation index, see [llms.txt](https://api.pdf.ai/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://api.pdf.ai/welcome-to-pdf.ai-api.md).

# Welcome to PDF.ai API

## PDF.ai API v2 Documentation

Welcome to PDF.ai API v2! Released on 11/28/2025, this version includes advanced endpoints: `parse`, `extract`, `split`, and `ask`. These features are designed to streamline and enhance your workflow. Below, you will find all the necessary documentation to get started with our API.

### Core APIs

<table data-card-size="large" data-view="cards"><thead><tr><th></th><th></th><th data-hidden data-card-target data-type="content-ref"></th><th data-hidden data-card-cover data-type="image">Cover image</th></tr></thead><tbody><tr><td><strong>Parse</strong></td><td>Parses a PDF into Markdown or JSON with OCR, VLM support.</td><td><a href="/pages/G8SUfMvHexyp0A6YLxoZ">/pages/G8SUfMvHexyp0A6YLxoZ</a></td><td><a href="/files/UQkXitYH2YQGPDWuZSy7">/files/UQkXitYH2YQGPDWuZSy7</a></td></tr><tr><td><strong>Extract</strong></td><td>Exract structured data from PDF documents based on a JSON schema.</td><td><a href="/pages/hRrFswxEOwzaPLMnSI72">/pages/hRrFswxEOwzaPLMnSI72</a></td><td><a href="/files/tkgRx7RipISLQnxTdd2A">/files/tkgRx7RipISLQnxTdd2A</a></td></tr><tr><td><strong>Split</strong></td><td>Divide large PDF files into smaller, more focused documents.</td><td><a href="/pages/CZPm5wK000dBHHiKXmoK">/pages/CZPm5wK000dBHHiKXmoK</a></td><td><a href="/files/lDKmvdDtKuMp2Q0MQkQj">/files/lDKmvdDtKuMp2Q0MQkQj</a></td></tr><tr><td><strong>Ask</strong></td><td>Interact with your PDFs by querying information directly.</td><td><a href="/pages/gT5XY3nokzFuMGLRviPg">/pages/gT5XY3nokzFuMGLRviPg</a></td><td><a href="/files/ErLfb1zChlqVWz035Tmg">/files/ErLfb1zChlqVWz035Tmg</a></td></tr></tbody></table>

## Try in our playground

Explore our intuitive playground where you can upload your documents, apply schemas, and instantly view the results. It's the perfect way to see our API in action and get hands-on experience. Visit the Playground to start experimenting now!

<table data-view="cards"><thead><tr><th></th><th data-hidden data-card-target data-type="content-ref"></th></tr></thead><tbody><tr><td><strong>Parse playground</strong></td><td><a href="https://pdf.ai/parser">https://pdf.ai/parser</a></td></tr><tr><td><strong>Extract playground</strong></td><td><a href="http://pdf.ai/extract">http://pdf.ai/extract</a></td></tr><tr><td><strong>Split playground</strong></td><td><a href="http://pdf.ai/split">http://pdf.ai/split</a></td></tr></tbody></table>

## Start to integrate

To get started with our API, follow this brief guide to learn how to send your first request quickly and easily.

{% content-ref url="/pages/7oS4DXTgEXGL8AcEFthp" %}
[Quick start](/quick-start.md)
{% endcontent-ref %}