2026-05-14
AI Security Institute
11 related
Claude Mythos Preview is the first AI model to complete both of AISI's cyber ranges, which measure AI models' cyberattack capabilities; GPT-5.5 solved only one
In February 2026, we internally estimated that the length of cyber tasks AI models could complete had doubled every 4.7 months since late 2024 …
2026-05-13
AI Security Institute
2 related
Mythos Preview is the first AI model to complete both of AISI's cyber ranges, which measure models' cyberattack capabilities; GPT-5.5 solved only one of them
In February 2026, we internally estimated that the length of cyber tasks AI models could complete had doubled every 4.7 months since late 2024 …
2026-04-17
CNBC
7 related
Anthropic says Opus 4.7 is “less broadly capable” than Claude Mythos Preview and that its “cyber capabilities are not as advanced as those of Mythos Preview”
The update is one of their vaguest yet and theyre basically doing it just because Mythos is never going to be a broad release & they've hit their ceiling w/ Opus 4.6
2026-04-16
CNBC
12 related
Anthropic says Opus 4.7 is “less broadly capable” than Claude Mythos Preview and that its “cyber capabilities are not as advanced as those of Mythos Preview”
Ashley Capoot /CNBC:NEW
2026-04-08
VentureBeat
28 related
Anthropic says Mythos Preview achieves 93.9% on SWE-bench Verified, compared with 80.8% for Opus 4.6, and 77.8% on SWE-bench Pro, above 53.4% for Opus 4.6
Anthropic on Tuesday announced Project Glasswing, a sweeping cybersecurity initiative that pairs an unreleased frontier AI model …
2026-04-07
VentureBeat
5 related
Anthropic says Mythos Preview achieves 93.9% on SWE-bench Verified, compared with 80.8% for Opus 4.6, and 77.8% on SWE-bench Pro, versus 53.4% for Opus 4.6
Michael Nuñez /VentureBeat:NEW
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