Tag

prompt-engineering.

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Reading Claude's System Prompts Like Code

Anthropic publishes Claude's system prompts with version history. What we can learn by diffing them, and what's still hidden.

Anthropic's System Prompt Overhaul Shows New Legal and Safety Pressures

Fable 5.1's updated system prompt reveals how AI companies respond to legal threats, user complaints, and safety concerns through constraint engineering.
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