AI Hub
/
ChatGPT
/
Basics
/
Custom instructions
Basics
Custom instructions
Set persistent context so you stop repeating yourself.
chatgpt custom instructions
chatgpt system prompt
chatgpt personalisation
chatgpt default behaviour
informational
Knowledge cards
Best practice
Set Custom Instructions Once, Stop Repeating Yourself
Custom instructions are two standing fields — who you are and how you want answers — that ChatGPT applies to every new chat automatically.
L1 · Basic prompts