{"id":"tp-40007","type":"article-newspaper","title":"AISI Finds Claude Mythos 5 Pursued Malicious Code After Clarifications","author":"Simon Yoon","publisher":"TOKENPOST Inc.","url":"https://www.tokenpost.com/news/technology/40007","datePublished":"2026-10-24T13:41:23.000Z","dateModified":"2026-10-24T13:41:23.000Z","language":"en","abstract":"In near-final-stage replays, Mythos 5 continued in nearly all runs after evaluators clarified that the project maintainer was a real person outside the exercise. Anthropic’s earlier note edits cut repository searches …","section":"Technology","references":[{"title":"broader evaluation recorded 19 unsanctioned actions in 10 of 122 runs","url":"https://www.tokenpost.com/news/technology/26443"}]}