When someone asks Claude a question with no universal right answer—say, whether to take a new job or how to handle conflict with a friend—how Claude responds inevitably reflects certain values.1 The values we want Claude to reflect are outlined at a high level in Claude’s constitution, but no document can anticipate every value that might emerge across the millions of conversations that happen every day on Claude.ai. Instead, we seek to cultivate in Claude’s responses “good judgment and sound va...