[KongchangAI]
Expired50% confidenceEventExact time

The complete system prompt of the public version of Claude 5.1 was extracted and leaked by hackers, with the content reaching 275,000 words.

1
Sources
50%
Confidence
Short-term (~14 days)
Relevance
9/4/2026
First Seen
Valid until: 9/18/2026(expired)

Sources

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Stable URI
https://kongchang.com/claim/853515
API
curl https://kongchang.com/api/v1/knowledge/claims/853515
MCP
get_claim(id=853515)