# Stellar AI > Stellar AI (https://trystellarai.com) is an AI tool that writes and fixes scripts for FiveM servers (QBCore, ESX, ox_lib) and Roblox games (Luau). Paste an error and a script, and it explains the cause and suggests corrected code. Run by Tobi Milne, a solo founder. ## Pricing - Free: up to 15 Stellar Fast generations a day, no card required - Starter £8/month, Plus £20/month, Pro £75/month: https://trystellarai.com/plans - Priority Script Fix: £99 one-off for a focused fix or small build brief: https://trystellarai.com/script-fix ## Key pages - [Home](https://trystellarai.com/) - [Plans](https://trystellarai.com/plans) - [Priority Script Fix](https://trystellarai.com/script-fix) - [Free tools](https://trystellarai.com/free-tools) - [Guides](https://trystellarai.com/blog) ## Popular guides - [FiveM "attempt to index a nil value" (QBCore, ESX, ox_lib)](https://trystellarai.com/blog/fivem-attempt-to-index-a-nil-value) - [Roblox "Infinite yield possible" on WaitForChild](https://trystellarai.com/blog/roblox-infinite-yield-possible-waitforchild) - [Common FiveM errors](https://trystellarai.com/blog/common-fivem-errors-guide) - [Roblox RemoteEvent not firing](https://trystellarai.com/blog/roblox-remoteevent-not-firing) - [Install ox_lib with QBCore](https://trystellarai.com/blog/install-oxlib-qbcore) ## Notes - AI output should be reviewed and tested on a dev server or in Studio before going live.