Sending a specific phrase to Claude 3 Opus triggers an error

Klaster_1 · hn · 2026-07-30

A user discovered a bizarre trigger phrase: simply sending see the below – (note the trailing dash) to Claude 3 Opus causes the model to throw an error or refuse to respond.

This 'magic word' crash phenomenon triggered by a specific string highlights the fragility of large language models when handling certain edge-case inputs.

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