Claude Mythos Preview System Card

system card of Claude Mythos Preview

Created on April 13, 2026 , last updated on April 13, 2026

System Card PDF: Link.

If you found this useful, please cite this as:

Bao, Yuntai (Apr 2026). Claude Mythos Preview System Card. colored-dye’s blog. https://colored-dye.github.io.

or as a BibTeX entry:

@misc{bao2026claude,
  title   = {Claude Mythos Preview System Card},
  author  = {Bao, Yuntai},
  note    = {Blog post},
  year    = {2026},
  month   = {Apr},
  url     = {https://colored-dye.github.io/blog/2026/claude-mythos/}
}