Anthropic is putting Mythos 5 into Claude Security and partner tools, and adding $35mn in credits for open-source patching, weeks before EU rules bite.

Anthropic uses an unpublished AI model internally that is more powerful than any publicly available version of Claude.

Anthropic is now running its security scanner Claude Security on Claude Mythos 5. The tool scans codebases for vulnerabilities, provides severity ratings with CWE classifications,…