Claude Opus 5.5 vs GLM 5.1

Claude Opus 5.5 against GLM 5.1
Claude Opus 5.5GLM 5.1
Coding index88.849.2
Benchmarks behind it Verified, 5 benchmarks Verified, 3 benchmarks
Output $/Mtok$20.00$4.40
Cost per solved taskNot computable$0.60
Context window1M205K