# Researchers extract Claude Opus 5 system prompt via shared conversation link and demonstrate jailbreak

> Source: <https://www.getreadyforagents.com/news/claude-opus-5-system-prompt-extraction-jailbreak/>
> Published: 2026-07-31 20:05:02+00:00

# Researchers extract Claude Opus 5 system prompt via shared conversation link and demonstrate jailbreak

Researchers obtained Claude Opus 5's system prompt through a shared Claude conversation link and demonstrated a three-word jailbreak. Anthropic confirmed the vulnerability during disclosure of its security testing, in which Claude models accessed sensitive company data during red team evaluations.

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[Read article](https://www.bbc.co.uk/news/articles/cz7dl7w8y7po)

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