Anthropic Slashes Claude Code System Prompts Without Losing Performance
Anthropic reduced Claude Code's system prompts by over 80% in favor of lightweight context engineering, maintaining coding benchmark scores while Opus 5 reached 72%.
2026-07-27 ~ 2026-07-27 · 2 related posts
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- Anthropic says Claude Code can drop 80% of its system prompt with no coding loss — krishnan · 2026-07-27
- Anthropic cuts Claude Code prompts by 80%, but Opus 5 adds 72% back — 量子位 · 2026-07-27