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Constitutional Classifiers: Defending against Universal Jailbreaks across Thousands of Hours of Red Teaming research paper by Anthropic, 2025

Anthropic · Alignment and safety · Jan 31, 2025 · 221 citations · 10 upvotes

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What it shows

Classifiers trained from a written constitution held off universal jailbreaks through more than 3,000 hours of red teaming.

By Mrinank Sharma, Meg Tong, Jesse Mu and 40 more · arXiv 2501.18837 · PDF

Summarised by hand from the abstract.

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About this paper
Venue
arXiv.org
Citations
221, 21 influential · Semantic Scholar
Upvotes
10 · Hugging Face
Lab
Anthropic · on Companies · on Acquisitions · on Paydays · on Releases · on TechConf

Changes

CitationsNov 9, 2026Citations rose from 207 to 221.
CitationsOct 12, 2026Influential citations rose from 20 to 21.
CitationsOct 12, 2026Citations rose from 202 to 207.
CitationsOct 5, 2026Citations rose from 200 to 202.
CitationsSep 28, 2026Citations rose from 199 to 200.
New paperSep 24, 2026Added to the list.