+
+
+
+
+
+
+
+
VS
VS
VS
VS
VS
VS
GLM-4.5 vs GPT-5 Codex
Comprehensive side-by-side LLM comparison
GLM-4.5 leads with 58.6% higher average benchmark score. GLM-4.5 is available on 3 providers. Overall, GLM-4.5 is the stronger choice for coding tasks.
+
+
+
+
Zhipu AI
GLM-4.5 is a language model developed by Zhipu AI. It achieves strong performance with an average score of 64.0% across 14 benchmarks. It excels particularly in MATH-500 (98.2%), AIME 2024 (91.0%), MMLU-Pro (84.6%). It supports a 262K token context window for handling large documents. The model is available through 3 API providers. It's licensed for commercial use, making it suitable for enterprise applications. Released in 2025, it represents Zhipu AI's latest advancement in AI technology.
+
+
+
+
OpenAI
GPT-5 Codex is a language model developed by OpenAI. It achieves strong performance with an average score of 74.5% across 1 benchmarks. Notable strengths include SWE-Bench Verified (74.5%). Released in 2025, it represents OpenAI's latest advancement in AI technology.
1 month newer
GLM-4.5
Zhipu AI
2025-07-28
GPT-5 Codex
OpenAI
2025-09-15
Performance Metrics
Context window and performance specifications
Average performance across 14 common benchmarks
+
+
+
+
GLM-4.5
Average Score:64.0%(+58.6%)
+
+
+
+
GPT-5 Codex
Average Score:5.3%
+
+
+
+
Knowledge Cutoff
Training data recency comparison
GPT-5 Codex
2024-09-30
More recent knowledge cutoff means awareness of newer technologies and frameworks
Provider Availability & Performance
Available providers and their performance metrics
+
+
+
+
GLM-4.5
3 providers
DeepInfra
Novita
ZeroEval
Throughput: 85 tok/s
Latency: 0.7ms
+
+
+
+
GPT-5 Codex
+
+
+
+
GLM-4.5
Avg Score:64.0%(+58.6%)
Providers:3
+
+
+
+
GPT-5 Codex
Avg Score:5.3%
Providers:0