Compare · ModelsLive · 2 picked · head to head
GLM 5.2 vs GPT-5.1-Codex-Max
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
GLM 5.2 wins on 5/8 benchmarks
GLM 5.2 wins 5 of 8 shared benchmarks. Leads in coding · reasoning · math.
Category leads
coding·GLM 5.2reasoning·GLM 5.2language·GPT-5.1-Codex-Maxmath·GLM 5.2knowledge·GLM 5.2
Hype vs Reality
Attention vs performance
GLM 5.2
#67 by perf·#3 by attention
GPT-5.1-Codex-Max
#14 by perf·#4 by attention
Best value
GLM 5.2
1.8x better value than GPT-5.1-Codex-Max
GLM 5.2
22.6 pts/$
$2.50/M
GPT-5.1-Codex-Max
12.8 pts/$
$5.63/M
Vendor risk
Who is behind the model
z-ai
private · undisclosed
OpenAI
$840.0B·Tier 1
Head to head
8 benchmarks · 2 models
GLM 5.2GPT-5.1-Codex-Max
LiveBench · Agentic Coding
GLM 5.2 leads by +16.7
GLM 5.2
73.3
GPT-5.1-Codex-Max
56.7
LiveBench · Coding
GPT-5.1-Codex-Max leads by +1.7
GLM 5.2
79.7
GPT-5.1-Codex-Max
81.4
LiveBench · Data Analysis
GLM 5.2 leads by +18.8
GLM 5.2
73.7
GPT-5.1-Codex-Max
54.9
LiveBench · If
GPT-5.1-Codex-Max leads by +4.8
GLM 5.2
62.3
GPT-5.1-Codex-Max
67.1
LiveBench · Language
GLM 5.2 leads by +0.8
GLM 5.2
76.2
GPT-5.1-Codex-Max
75.4
LiveBench · Mathematics
GLM 5.2 leads by +6.1
GLM 5.2
89.8
GPT-5.1-Codex-Max
83.7
LiveBench · Overall
GLM 5.2 leads by +4.3
GLM 5.2
76.2
GPT-5.1-Codex-Max
72.0
LiveBench · Reasoning
GPT-5.1-Codex-Max leads by +5.9
GLM 5.2
78.6
GPT-5.1-Codex-Max
84.6
Full benchmark table
| Benchmark | GLM 5.2 | GPT-5.1-Codex-Max |
|---|---|---|
LiveBench · Agentic Coding | 73.3 | 56.7 |
LiveBench · Coding | 79.7 | 81.4 |
LiveBench · Data Analysis | 73.7 | 54.9 |
LiveBench · If | 62.3 | 67.1 |
LiveBench · Language | 76.2 | 75.4 |
LiveBench · Mathematics | 89.8 | 83.7 |
LiveBench · Overall | 76.2 | 72.0 |
LiveBench · Reasoning | 78.6 | 84.6 |
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $1.00 | $4.00 | 1.0M tokens (~524 books) | $17.50 | |
| $1.25 | $10.00 | 400K tokens (~200 books) | $34.38 |