BenchLeader

GLM-5 vs GPT-6 Sol

Verdict
  • GPT-6 Sol (max) leads on quality: 67.7 vs 59.2.
  • GLM-5 (thinking) is stronger in agents & tools, coding, instruction following, maths.
  • GPT-6 Sol (max) is stronger in composite, knowledge, long context, reasoning, multimodal.
  • GLM-5 (thinking) is 2.6× cheaper ($1.55 vs $4.00 per 1M blended).
  • GPT-6 Sol (max) streams 1.9× faster (126 vs 67 tokens per second).
MetricGLM-5 (thinking)GPT-6 Sol (max)
BenchLeader Index59.267.7
Agents & tools score57.9
Coding score59.2
Composite score62.686.2
Instruction following score70.7
Knowledge score58.875.4
Long context score63.567.7
Maths score63.2
Reasoning score52.895.0
Multimodal score67.1
Blended price $/M$1.55$4.00
Output speed67 tok/s126 tok/s
Time to first answer47.8 s107.2 s
Context window205k1.1M
AA Intelligence Index27.947.5
IFBench72.3%
AA-LCR75.7%83.7%
MMMU-Pro83.3%
AA-Omniscience0.327.1
Terminal-Bench Hard43.2%
GPQA Diamond (AA)82.0%
Humanity's Last Exam (AA)29.3%47.9%
SciCode (AA)57.6%
τ²-Bench Telecom (AA)98.3%
AIME (Vals)91.7%
LiveCodeBench81.9%
MMLU-Pro86.0%
LegalBench84.1%
CorpFin62.9%
TaxEval70.0%
MedQA94.3%
SWE-bench (Vals)71.4%
GPQA Diamond (Vals)83.3%
Kagi LLM Benchmark75.0%
τ²-bench81.0%
CritPt2.0%30.9%
GDPval (AA)49.4%
APEX-Agents (AA)14.4%
CaseLaw v252.5%
Terminal-Bench 2.0 (Vals)49.4%
Vibe Code Bench v1.123.4%
Terminal-Bench 4.0 (AA)43.9%
AutomationBench61.6%
GDP.pdf24.8%
MLCR16.1%
AA-Omniscience: accuracy26.3%54.5%
AA-Omniscience: non-hallucination64.7%39.9%
AA-Briefcase1483

Data as of 2026-09-23. Best configuration of each model; every score links to its source on the model pages.

GLM-5 vs GPT-6 Sol: questions

Is GLM-5 better than GPT-6 Sol?
GPT-6 Sol (max) leads on quality: 67.7 vs 59.2. The BenchLeader Index combines every independent quality benchmark; GPT-6 Sol (max) is ahead overall as of 2026-09-23, but check the category scores for your use.
Which is cheaper, GLM-5 or GPT-6 Sol?
GLM-5 is cheaper: $1.55 against $4.00 per million tokens, blended at three input tokens per output token.
Which is faster, GLM-5 or GPT-6 Sol?
GPT-6 Sol streams faster: 126 against 67 output tokens per second.
Which has the larger context window?
GPT-6 Sol accepts more context: 1.1M against 205k tokens.