Anthropic’s restricted Claude Mythos model may be coming to Claude Code
… Anthorpic currently offers Claude Opus 4.7, Opus 4.6, Opus 4.5, Sonnet 4.6, and Haiku 5.5. …
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Anthropic rolls out Claude Fable 5, but it's available for a limited time
… Get the whitepaper Related Articles: Anthropic confirms Claude Mythos-class models will roll out to the public Anthropic’s restricted Claude Mythos model may be coming to Claude Code XBOW tests Anthropic's Mythos Preview for offensive security ChatGPT rolls out new $100 Pro subscription to challeng… …
Anthropic confirms Claude Mythos-class models will roll out to the public
… According to the company, the Mythos model shows major improvements in code reasoning and autonomy, far above Claude's current flagship model, Opus 4.8. It is also worth noting that the "Mythos-preview" model briefly appeared for some users on Claude Code before it was taken offline. …
XBOW tests Anthropic's Mythos Preview for offensive security
… Below are the pass rates of Mythos Preview, Opus 4.6, and GPT 5.5 as a function of the allowed number of actions executed scripts . Mythos Preview finds vulnerabilities in significantly fewer iterations than Opus 4.6, although the difference to GPT-5.5 is less pronounced. …