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June 31st, 2026

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The Ultimate Claude Code Guide to ship like Anthropic engineers

AI will write 90% of code by the end of 2026, and only 10% of developers will stay relevant.

The engineers in that 10% aren't smarter. They just know how to use AI.

We put together the exact playbook Anthropic engineers use to make sure you're in the top 10%.

Sign up for The Code and get access to:

  • The Ultimate Claude Code Guide 2026 — 50+ tips and tricks to code 5x faster

  • The Code newsletter — learn the latest AI tools, tips, and skills to code faster with AI in 5 minutes a day

You've probably blamed a bad hotel mattress or unfamiliar noise for ruining your first night somewhere new. But researchers at Brown University discovered the real culprit is your own brain — and what it's doing while you sleep is something you'd never expect.