> For the complete documentation index, see [llms.txt](https://kaizo-1.gitbook.io/kaizo-docs/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://kaizo-1.gitbook.io/kaizo-docs/lua-engine.md).

# Lua engine

Kaizo has a built in Lua engine for overlay scripts.

This is normal Lua inside Kaizo. It is not Roblox Luau.

## Start here

1. Quick start short demo of the most useful API pieces

## Sections

1. Getting started setup, files, and lifecycle hooks
2. Overlay log, toast, hud, draw, and ui
3. Game and session world, input, and config
4. SDK instance reads, writes, teleport, and callgate
5. Unsafe memory raw process memory helpers
6. Wallcheck world rays, LoS, and AABB helpers
7. MCP connect Cursor or another AI to Kaizo

Each section has an Essentials page with the important functions for that area.