> ## Documentation Index
> Fetch the complete documentation index at: https://docs.usejina.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Introduction

> Jina is an autonomous AI QA engineer that tests important product flows and pull requests for deep runtime issues.

# Introduction

Jina is an autonomous AI QA engineer that tests important product flows on every pull request. It runs your code to catch deep runtime issues before they reach production.