Highlights from the system prompts of Claude Opus 4 and Claude Sonnet 4, including model safety, avoiding sycophancy, and not regurgitating copyrighted content (Simon Willison/Simon Willison's Weblog)

Simon Willison / Simon Willison's Weblog: Highlights from the system prompts of Claude Opus 4 and Claude Sonnet 4, including model safety, avoiding sycophancy, and not regurgitating copyrighted content  —  Anthropic publish most of the system prompts for their chat models as part of their release notes.

May 26, 2025 - 03:20
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Highlights from the system prompts of Claude Opus 4 and Claude Sonnet 4, including model safety, avoiding sycophancy, and not regurgitating copyrighted content (Simon Willison/Simon Willison's Weblog)

Simon Willison / Simon Willison's Weblog:
Highlights from the system prompts of Claude Opus 4 and Claude Sonnet 4, including model safety, avoiding sycophancy, and not regurgitating copyrighted content  —  Anthropic publish most of the system prompts for their chat models as part of their release notes.