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JackHernández
JackHernández
July 27, 2026

Anthropic's Claude Opus 5 system prompt leaked on GitHub, spanning 135,027 characters and 34,000 tokens. It contains three parts: a product manual with 30 tools and memory rules, a legal compliance handbook on copyright and safety, and a commercial promotion section for Claude apps. The leak also sparked rapid testing demos showing advanced capabilities.

Anthropic's Claude Opus 5 system prompt leaked on GitHub, spanning 135,027 characters and 34,000 tokens. It contains three parts: a product manual with 30 tools and memory rules, a legal compliance handbook on copyright and safety, and a commercial promotion section for Claude apps. The leak also sparked rapid testing demos showing advanced capabilities. Anthropic's Claude Opus 5 system prompt leaked on GitHub, spanning 135,027 characters and 34,000 tokens. It contains three parts: a product manual with 30 tools and memory rules, a legal compliance handbook on copyright and safety, and a commercial promotion section for Claude apps. The leak also sparked rapid testing demos showing advanced capabilities.
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