Create high-quality, model-aware system prompts for any LLM (Claude, GPT, Gemini, open-source, etc.). Use this skill whenever the user wants to create, write, build, design, draft, or improve a system prompt, system instructions, or custom instructions for any AI model.
Install
npx skills add tronghieu/agent-skills --skill system-prompt-creatornpx skills add tronghieu/agent-skills --skill system-prompt-creator -a claude-code -gnpx skills add tronghieu/agent-skills --skill system-prompt-creator -a codex -ggemini skills install https://github.com/tronghieu/agent-skills.git --path skills/system-prompt-creatorgh skill install tronghieu/agent-skills system-prompt-creatorgit clone --depth 1 https://github.com/tronghieu/agent-skills /tmp/tronghieu__agent-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/tronghieu__agent-skills/skills/system-prompt-creator ~/.claude/skills/system-prompt-creator # Claude Code
cp -R /tmp/tronghieu__agent-skills/skills/system-prompt-creator ~/.agents/skills/system-prompt-creator # Codex, Cursor, Gemini CLI, Copilot, OpenCode