Compare / GPT-5.6 Terra vs GLM 5.3 Flash

GPT-5.6 Terra vs GLM 5.3 Flash

22 results from 4 sources that measured both models. Each row is in the source's own units; there is no overall winner.

GPT-5.6 Terra
OpenAI · profile
GLM 5.3 Flash
Z.ai · profile
Results compared
22
Shared sources
4
BenchmarkMetricGPT-5.6 TerraGLM 5.3 Flash
APEX-AgentsreportedTasks passed% of tasks 58.2%52.8%
Arena (formerly LMArena)reportedConfirmed task successIPS effect estimate -0.060.07
Arena (formerly LMArena)reportedPraise over complaintIPS effect estimate 0.03-0.00
Arena (formerly LMArena)reportedSteerabilityIPS effect estimate 0.04-0.01
Arena (formerly LMArena)reportedTool groundingIPS effect estimate 0.000.00
Arena (formerly LMArena)reportedOverallArena rating 1,4671,467
Arena (formerly LMArena)reportedBusiness, management and financeArena rating 1,4661,463
Arena (formerly LMArena)reportedCreative writingArena rating 1,4281,433
Arena (formerly LMArena)reportedExpert promptsArena rating 1,5041,510
Arena (formerly LMArena)reportedInstruction followingArena rating 1,4621,474
Arena (formerly LMArena)reportedOverallArena rating 1,4651,474
Arena (formerly LMArena)reportedWriting, literature and languageArena rating 1,4451,450
Artificial AnalysisreportedArtificial Analysis Coding Indexindex score 76.771.5
Artificial AnalysisreportedArtificial Analysis Intelligence Indexindex score 42.141.8
Artificial AnalysisreportedGPQA Diamond% of questions 92.5%91.2%
Artificial AnalysisreportedHumanity's Last Exam% of questions 42.9%39.9%
Artificial AnalysisreportedLong-context reasoning (AA-LCR)% of questions 83.0%80.0%
Artificial AnalysisreportedSciCode% of problems 55.0%51.6%
Artificial AnalysisreportedTerminal-Bench 2.1% of tasks 88.0%84.3%
Artificial AnalysisreportedTerminal-Bench 4.0% of tasks 35.4%32.8%
Artificial AnalysisreportedΤ-bench banking% of tasks 40.2%47.2%
GDP.pdfreportedProfessional document tasks% of rubric 24.7%14.0%

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.