# Fable 5.1 vs Muse Spark 1.3

Every finance benchmark where both have a score (Anthropic and Meta). Data refreshed 2 Nov 2026. Scores from different benchmarks use different scales and are not added up.

| Benchmark | Metric | Fable 5.1 | Fable 5.1 source | Muse Spark 1.3 | Muse Spark 1.3 source | Ahead |
| --- | --- | --- | --- | --- | --- | --- |
| APEX-Accounting | Mean Score (% criteria passed) (higher is better) | 66.7 | Mercor APEX-Accounting leaderboard, 1 Nov 2026, https://www.mercor.com/apex/apex-accounting-leaderboard/ | 64.9 | Mercor APEX-Accounting leaderboard, 1 Nov 2026, https://www.mercor.com/apex/apex-accounting-leaderboard/ | Fable 5.1 |
| PRBench Finance | weighted rubric score (0-100) (higher is better) | 50.8 | Scale Labs leaderboard, date not stated, https://labs.scale.com/leaderboard/prbench-finance | 59.5 | Scale Labs leaderboard, date not stated, https://labs.scale.com/leaderboard/prbench-finance | Muse Spark 1.3 |

Source: https://benchmarks.finance/compare/fable-5-1-vs-muse-spark-1-3/

Created and maintained by Moneda.