Verdict
GLM-5.1 leads 3–1 across 4 shared benchmarks.
GLM-5.1 3 · Muse Spark 1 · higher isn't always better — check the caveats below.
Reported scores — protocols may differ. How we compare
Math: Evenly split 1–1 across 2 shared math benchmarks (largest gap: OTIS Mock AIME 2024-2025, 93.33 vs 88.89 — single evaluator).
GLM-5.1 leads 3–1 across 4 shared benchmarks. GLM-5.1 leads 3 benchmarks and Muse Spark leads 1. Higher isn't always better — see the integrity caveats on each benchmark.
GLM-5.1 and Muse Spark have 4 benchmarks in common in our data — those are the only rows where a direct, apples-to-apples comparison is drawn.