Kirill(@kirillk_web3):Boris Cherny built Claude Code. In 11 minutes he explains why the new Opus models need less prompting than anything before them. and why your old detailed prompts are now working against you. here's the part nobody is talking about: > long instructions don't make the model smarter anymore. > old prompt templates just add noise. > his own team cut most of the Claude Code system prompt. > he suggests deleting your CLAUDE.md every few months to see what the model can do without it. most people are still prompting like it's 2025. the model got smarter. the prompts didn't. watch it below ↓

2026.10.11 17:42

Boris Cherny built Claude Code. In 11 minutes he explains why the new Opus models need less prompting than anything before them. and why your old detailed prompts are now working against you. here's the part nobody is talking about: > long instructions don't make the model smarter anymore. > old prompt templates just add noise. > his own team cut most of the Claude Code system prompt. > he suggests deleting your CLAUDE.md every few months to see what the model can do without it. most people are still prompting like it's 2025. the model got smarter. the prompts didn't. watch it below ↓