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287•07/03/2026, 10:06•1 min read
Analysis of the New Fable Model
Executive TL;DR30s read
The analysis of the new Fable model shows a significant decrease in performance compared to previous versions. This is linked to new constraints affecting task routing.
Analysis of the New Fable Model
Analysts from BridgeMind conducted re-evaluations of the model after its return, and here are the results:
- Debugging: 86.2 → 25.9
- Refactoring: 73.6 → 38.4
- Hallucination: 75.9 → 61.7
The model itself hasn't become dumber; the issue lies in the new constraints: too many tasks, even the most ordinary ones, are routed to Opus 4.8. Hence the drop in metrics.
Why it matters
AnalysisThis analysis is important as it demonstrates how new constraints can impact the performance of AI models. Understanding these changes will aid in further optimization and development of technologies.
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