Is Your CLAUDE.md Making Claude Worse?

Name: Is Your CLAUDE.md Making Claude Worse?
Uploaded: 2026-07-25T10:03:09+00:00
Description: Claude Opus 5 shipped today, and Anthropic deleted over 80% of Claude Code's system prompt for it with no measurable loss on their coding evals. This is the full Claude Opus 5 breakdown — benchmarks, $5/$25 pricing, fast mode, computer use with the view blocked — plus the new rules of context eng...

Is Your CLAUDE.md Making Claude Worse?

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