Latest / Humans First — The AI Briefing
Anthropic Deleted 80% of Its Own Instructions. “Write Less” Is the Wrong Lesson.
Anthropic cut over 80% of Claude Code's system prompt with no measurable loss. Why “write less” is the wrong lesson for business AI — and what to keep. Anthropic just removed more than 80% of Claude Code's system prompt with no measurable loss on its coding evaluations. Every company that spent 2025 stuffing prompts is holding depreciating architecture. But the obvious takeaway — write less — is wrong for business AI, and the reason why is the most useful thing in the announcement. In this episode: What is context engineering? · What's the difference between context engineering and prompt…
The skinny
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