Claude Opus 4.5 vs Muse Spark 1.3

Claude Opus 4.5 against Muse Spark 1.3
Claude Opus 4.5Muse Spark 1.3
Coding index66.879.7
Benchmarks behind it Partial, 2 benchmarks Partial, 2 benchmarks
Output $/Mtok$25.00$4.25
Cost per solved task$1.37Not computable
Context window200K1.05M