Claude Code’s creator, Boris Cherny recently shared how his team actually uses it.

Their #1 unlock? Running 3-5 parallel sessions, each with its own Claude instance.

Other highlights: → Building and maintaining a CLAUDE md file that teaches Claude YOUR preferences → Custom slash commands for repetitive tasks → Using subagents for complex problems → Voice dictation (you speak 3x faster than you type)

The best developers aren’t avoiding AI — they’re becoming power users of it.

Credit to Carl Velloti on X, who broke it down into this cheatsheet.

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