1. Models
  2. Claude Fable 5 vs Claude Sonnet 5

2 charts

Claude Fable 5 vs Claude Sonnet 5

Every chart we tracked that puts them side by side. Open one to see the test, the source and how far it travelled.

Claude Fable 5Claude Sonnet 5
Epoch AI@EpochAIResearch
Epoch AI scatter plot: AI model ECI trends
AI model ECI trends
165K views868 likes0.6% eng.Oct 2026
Data
Artificial Analysis@ArtificialAnlys
Artificial Analysis benchmark bar chart: AI Personality Bench
AI Personality Bench
57.6K views587 likes1.2% eng.Oct 2026

Questions people ask

Is Claude Fable 5 better than Claude Sonnet 5?

2 charts we tracked put Claude Fable 5 and Claude Sonnet 5 side by side, from Epoch AI, Artificial Analysis. Which wins depends on the benchmark; each chart below shows its own test.