Claude Fable 5
A near-frontier Anthropic model with strong independent intelligence and professional-task evidence.
INTELLIGENCE60index
CODING—NOT MEASURED
AGENTIC1760Elo
SPEED—NOT MEASURED
FIT / INTERPRETATION
Where the evidence points.
- Long-horizon tasks
- Knowledge work
- Reasoning
TECHNICAL CONTEXT
Score needs conditions.
- Context
- Not disclosed
- Input / 1M
- Not recorded
- Output / 1M
- Not recorded
- Access
- Proprietary