Claude Fable 5.1 — The world’s most advanced model for coding and knowledge work.
Claude Fable 5.1 is an advanced AI model designed to enhance coding and knowledge work with improved performance and safeguards.
- Fable 5.1 is generally available and priced approximately 25% less than its predecessor for typical workloads.
- It features a new Enterprise Frontier Safeguards system for complete data privacy while preventing adversarial use.
- The model has improved safeguards that reduce false positives in cybersecurity tasks by 60%.