Compare Models
Created by
anthropic
anthropicReleasedAug 31, 2026
Claude Fable 5.1 improves on Fable 5 across long-running agentic coding, knowledge work, and research, following instructions precisely over sessions that run unattended for hours.
Limits
Context Length1M
Max Output Tokens128K
Pricing
Pricing (Input)$10.00/M
Pricing (Output)$50.00/M
Caching
Input Modalities
Text
Image
PDF
Audio
Output Modalities
Text
Image
Audio
Features
Reasoning
Tools
Temperature
No model selected
Use the selector above to choose a model.