Compare · ModelsLive · 2 picked · head to head
GPT-5.2-Codex vs Grok Build 0.1
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
GPT-5.2-Codex wins on 7/8 benchmarks
GPT-5.2-Codex wins 7 of 8 shared benchmarks. Leads in reasoning · language · math.
Category leads
coding·Grok Build 0.1reasoning·GPT-5.2-Codexlanguage·GPT-5.2-Codexmath·GPT-5.2-Codexknowledge·GPT-5.2-Codex
Hype vs Reality
Attention vs performance
GPT-5.2-Codex
#18 by perf·no signal
Grok Build 0.1
#24 by perf·no signal
Best value
Grok Build 0.1
5.1x better value than GPT-5.2-Codex
GPT-5.2-Codex
9.0 pts/$
$7.88/M
Grok Build 0.1
45.9 pts/$
$1.50/M
Vendor risk
Who is behind the model
OpenAI
$840.0B·Tier 1
xAI
$250.0B·Tier 1
Head to head
8 benchmarks · 2 models
GPT-5.2-CodexGrok Build 0.1
LiveBench · Agentic Coding
Grok Build 0.1 leads by +1.7
GPT-5.2-Codex
51.7
Grok Build 0.1
53.3
LiveBench · Coding
GPT-5.2-Codex leads by +18.2
GPT-5.2-Codex
83.6
Grok Build 0.1
65.4
LiveBench · Data Analysis
GPT-5.2-Codex leads by +7.4
GPT-5.2-Codex
78.2
Grok Build 0.1
70.8
LiveBench · If
GPT-5.2-Codex leads by +1.2
GPT-5.2-Codex
66.5
Grok Build 0.1
65.2
LiveBench · Language
GPT-5.2-Codex leads by +1.2
GPT-5.2-Codex
73.7
Grok Build 0.1
72.5
LiveBench · Mathematics
GPT-5.2-Codex leads by +10.3
GPT-5.2-Codex
88.8
Grok Build 0.1
78.4
LiveBench · Overall
GPT-5.2-Codex leads by +5.4
GPT-5.2-Codex
74.3
Grok Build 0.1
68.9
LiveBench · Reasoning
GPT-5.2-Codex leads by +1.3
GPT-5.2-Codex
77.7
Grok Build 0.1
76.4
Full benchmark table
| Benchmark | GPT-5.2-Codex | Grok Build 0.1 |
|---|---|---|
LiveBench · Agentic Coding | 51.7 | 53.3 |
LiveBench · Coding | 83.6 | 65.4 |
LiveBench · Data Analysis | 78.2 | 70.8 |
LiveBench · If | 66.5 | 65.2 |
LiveBench · Language | 73.7 | 72.5 |
LiveBench · Mathematics | 88.8 | 78.4 |
LiveBench · Overall | 74.3 | 68.9 |
LiveBench · Reasoning | 77.7 | 76.4 |
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $1.75 | $14.00 | 400K tokens (~200 books) | $48.13 | |
| $1.00 | $2.00 | 256K tokens (~128 books) | $12.50 |