Claude Opus 5 vs Muse Spark Open

Claude Opus 5 against Muse Spark Open
Claude Opus 5Muse Spark Open
Coding index83.047.4
Benchmarks behind it Verified, 6 benchmarks Verified, 4 benchmarks
Output $/Mtok$25.00$4.25
Cost per solved task$1.33Not computable
Context window1M1.05M