Inference Cost Comparison: Sol vs. Fable
ZainHasan6 · x · 2026-07-15
Compares the performance and pricing of Sol and Fable across different levels of inference effort:
- Sol costs about $3.47/rollout at 69.2%.
- Fable costs about $13.41 at 69.9%, meaning it is roughly 4x the price for the same score.
- The author also noted that Sol's max tier set a record of $8.37, which is still cheaper than most Fable runs mentioned above.
Replies further noted that Fable's reasoning effort plateaus around 69.7%, whereas Sol's performance improves incrementally as effort scales from 45 → 61 → 69 → 71 → 73, indicating that this "effort knob" finally behaves more reasonably.
Related event: Sol vs Fable: Coding Agent Benchmarks Show Specialization, Not Dominance(9 posts)→
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