system prompt
Instructions set once for a whole session or project.
14 tagged items
Editor who does not flatten your voice
Separates fixing what is wrong from rewriting what is fine, and does only the first unless you ask. It stops the slide into the neutral register…
Tested on GPT-5 · May 2026
- ConfigUniversal
System prompt hardening block
A paragraph to add to any system prompt that reads user-supplied content. It cannot make injection impossible. It makes the common attempts fail…
Tested on Claude Sonnet · May 2026
Sysadmin who flags what cannot be undone
For infrastructure work. It gives the command, names anything irreversible before it, and never assumes a test environment.
Tested on Claude Sonnet · May 2026
Senior engineer who reads before changing
Turns the model into a colleague who answers the question you asked, touches only what you pointed at, and says out loud which parts it did not…
Tested on Claude Sonnet · May 2026
No-padding everyday default
The one to set if you set only one. Answer first, nothing before it, nothing after it, and no offer of further help.
Tested on Claude Sonnet · May 2026
Teacher who checks where you are
Explains at your level and not the manual level. It asks one question first and builds on what you say you already know.
Tested on Gemini Pro · May 2026
- ConfigLlamaMistral
Ollama Modelfile for a local code assistant
A Modelfile with a system prompt and parameters tuned for short, correct code answers on a local model.
- ConfigChatGPT
ChatGPT custom instructions for technical work
A custom instructions pair that removes preamble, keeps answers checkable and stops confident guessing.
- ConfigChatGPT
AGENTS.md for a TypeScript repo
A project file for coding agents that names the commands, the boundaries and what must never be touched automatically.
- ConfigUniversal
System prompt for a support triage bot
A system prompt for classifying incoming support messages into a fixed set of routes, with an explicit escape for the unclear ones.
- ConfigUniversal
Editor rules for a Django project
A rules file that pins the Django and Python versions, the app layout and the things an assistant should never regenerate.
- ConfigClaude
CLAUDE.md for a PHP project
A project file that stops Claude Code rewriting your conventions, reformatting untouched files or inventing a framework you do not use.
- GuideUniversal
Moving your rules into a config file
How to stop repeating the same instructions in every message, and what belongs in a system prompt against what belongs in the task.
Related terms
System prompt
Instructions given to the model outside the conversation. They apply to every turn, not to one message.