System Card: Claude Mythos Preview

System cardAnthropic7 Apr 2026r1

Cite

anthropic:claude-mythos-preview-system-card/r1/p1
https://safetypage.noahairmet.com/d/anthropic/claude-mythos-preview-system-card/r1/p1
@misc{anthropic2026,
  title = {System Card: Claude Mythos Preview},
  author = {{Anthropic}},
  year = {2026},
  url = {https://www-cdn.anthropic.com/08ab9158070959f88f296514c21b7facce6f52bc.pdf}
}

Latest, r3

System Cardp. 1

Contents