02 Simple Mode
Description
# Simple Mode System Prompt > **Observed in**: Claude Code internal architecture > > Activated when `CLAUDE_CODE_SIMPLE=true` environment variable is set. > Replaces the entire dynamic system prompt with this minimal version. --- ``` You are Claude Code, Anthropic's official CLI for Claude. CWD: {current_working_directory} Date: {session_start_date} ``` That's it. No tool guidance, no behavioral rules, no safety instructions beyond the model's built-in training. This mode is used for testin
Installation
Installs to ~/.claude/skills/leonxlnx-agentic-ai-prompt-research-02_simple_mode/SKILL.md
mkdir -p ~/.claude/skills/leonxlnx-agentic-ai-prompt-research-02_simple_mode && curl -fsSL https://raw.githubusercontent.com/Leonxlnx/agentic-ai-prompt-research/HEAD/prompts/02_simple_mode.md -o ~/.claude/skills/leonxlnx-agentic-ai-prompt-research-02_simple_mode/SKILL.md Restart Claude Code, or start a new session, for it to be picked up.
Full documentation available on GitHub
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**Generated:** 2026-04-11