
daniel.haxx.se
May 11, 2026
10 min read
71/100
Summary
Mythos, an AI model developed by Anthropic, has demonstrated exceptional ability in identifying security vulnerabilities in source code. Due to its effectiveness, Anthropic has opted to limit access to Mythos, providing it only to selected companies for initial testing and remediation of critical issues.
Key Takeaways
Community Sentiment
Positives
Concerns

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We reproduced Anthropic's Mythos findings with public models
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We hid backdoors in ~40MB binaries and asked AI + Ghidra to find them
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