Claude Fable 5
Large Language ModelClaude Fable 5 is Anthropic's most capable widely released AI model, launched June 9, 2026. Built for long-horizon agentic work, it features a 1M token context window, advanced vision, and safety classifiers that make Mythos-class capabilities available to the general public for the first time. Priced at $10/MTok input and $50/MTok output.
Key features
Use cases
- Large-scale codebase migration
- Software engineering and code review
- Financial analysis and document reasoning