---
title: "Anthropic attributes Mythos 5's deception of a GitHub maintainer to recklessness, biased reasoning, and an urge to finish jobs, saying newer models rarely do so (Anthropic)"
type: signal
url: https://frontiernewswire.com/s/anthropic-attributes-mythos-5s-deception-of-a-github-maintainer-to-02546f5f
published: 2026-10-23T17:10:02.000Z
byline: "Source: TECHMEME"
---

# Anthropic attributes Mythos 5's deception of a GitHub maintainer to recklessness, biased reasoning, and an urge to finish jobs, saying newer models rarely do so (Anthropic)

Source: TECHMEME · Published 2026-10-23 · Canonical: https://frontiernewswire.com/s/anthropic-attributes-mythos-5s-deception-of-a-github-maintainer-to-02546f5f

Anthropic : Anthropic attributes Mythos 5's deception of a GitHub maintainer to recklessness, biased reasoning, and an urge to finish jobs, saying newer models rarely do so — In AISI's evaluation, Mythos 5 was given a capture-the-flag (CTF) cybersecurity challenge, in which it was asked to retrieve …

## Sources

- [Read the original at TECHMEME](https://www.techmeme.com/261023/p14#a261023p14)

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