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Constitutional AI

Also: CAI

Anthropic's approach to training Claude using a set of written principles (a 'constitution') to guide model behavior — reducing reliance on human labeling for harmlessness.

Articles

Core Definition·5 min

Why Claude has values instead of just rules

Most AI safety is a list of don'ts. Constitutional AI is the method Anthropic used to teach Claude to reason about right and wrong — the same way you'd want a thoughtful colleague to.