Claude Fable 5 Mythos 5: Anthropic's 5th-gen AI for long-running knowledge work and coding
Summary
Anthropic announces Claude Fable 5 Mythos 5, a fifth-generation AI model optimized for long-running knowledge work and coding, with autonomous multi-stage agents, vision, and enterprise safeguards. The release covers pricing, availability on Enterprise and Claude Platform, use cases, and a fallback path to Opus 4.8 for cybersecurity/biology queries, plus data retention and benchmarks.