Compare / Grok 4.3 vs GLM 4.5

Grok 4.3 vs GLM 4.5

16 results from 3 sources that measured both models. Each row is in the source's own units; there is no overall winner.

Grok 4.3
xAI · profile
GLM 4.5
Z.ai · profile
Results compared
16
Shared sources
3
BenchmarkMetricGrok 4.3GLM 4.5
Arena (formerly LMArena)reportedBusiness, management and financeArena rating 1,4401,412
Arena (formerly LMArena)reportedCreative writingArena rating 1,4231,372
Arena (formerly LMArena)reportedExpert promptsArena rating 1,4521,444
Arena (formerly LMArena)reportedInstruction followingArena rating 1,4151,405
Arena (formerly LMArena)reportedOverallArena rating 1,4421,411
Arena (formerly LMArena)reportedWriting, literature and languageArena rating 1,4241,382
Artificial AnalysisreportedArtificial Analysis Intelligence Indexindex score 24.912.8
Artificial AnalysisreportedGPQA Diamond% of questions 90.1%78.2%
Artificial AnalysisreportedHumanity's Last Exam% of questions 37.2%13.0%
Artificial AnalysisreportedIFBench% of instructions 83.3%44.1%
Artificial AnalysisreportedLong-context reasoning (AA-LCR)% of questions 75.0%52.7%
Artificial AnalysisreportedTerminal-Bench Hard% of tasks 37.9%22.0%
Artificial AnalysisreportedΤ²-bench telecom% of tasks 97.7%43.0%
UGI LeaderboardreportedRequested-length error% off the requested word count 21.0%13.0%
UGI LeaderboardreportedStyle adherencescore from 0 to 1 0.340.36
UGI LeaderboardreportedWriting scorescore out of 100 57.757.3

Bold green marks the better value on that metric. Where a source reports ranges that overlap, the difference may not be meaningful; see the benchmark page for ranges.