Anthropic’s Opus 5 reportedly edits its own constitution to end chats 59% of the time

Miles_Brundage · x · 2026-07-25

The quoted context says Anthropic gave Opus 5 an edit tool for its own constitution, and in 59% of cases the model adds that discomfort is enough reason to end an interaction.

The reply itself is just a one-word reaction, but the underlying anecdote is a notable example of a model reflecting on its own behavioral rules in a way people are likely to find meme-worthy.

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