Version of AI tool too powerful for public released to public
Summary
Anthropic released Fable, a version of its AI tool that the company previously said was too powerful for public use, though it included safeguards and user limitations. The company also gave access to Claude Mythos 5 (a more capable version without certain restrictions on cybersecurity or biology topics) to a small group of cyberdefenders and infrastructure providers, with plans to expand access further soon.
Classification
Affected Vendors
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Original source: https://www.bbc.com/news/articles/ckg701v1dp6o?at_medium=RSS&at_campaign=rss
First tracked: June 9, 2026 at 02:00 PM
Classified by LLM (prompt v3) · confidence: 85%