Anthropic is rolling out a public version of its Mythos AI model, but with guard rails barring its use in risky areas such as cybersecurity, after a preview earlier this year sent shock waves globally with its ability to find software flaws.The new Claude Fable 5 is the most powerful model Anthropic has ever made for wider use, the start-up said on Tuesday, touting its performance in software engineering and analytics.Anthropic has so far limited its access to a group of about 200...