Compare · ModelsLive · 2 picked · head to head
GPT-5.4 Pro vs GPT-5.1-Codex-Max
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
GPT-5.1-Codex-Max wins on 0/0 benchmarks
Not enough overlapping benchmarks to declare a winner yet · GPT-5.4 Pro · GPT-5.1-Codex-Max are still filling in scores.
Hype vs Reality
Attention vs performance
GPT-5.4 Pro
#26 by perf·no signal
GPT-5.1-Codex-Max
#12 by perf·no signal
Best value
GPT-5.1-Codex-Max
20.1x better value than GPT-5.4 Pro
GPT-5.4 Pro
0.6 pts/$
$105.00/M
GPT-5.1-Codex-Max
12.8 pts/$
$5.63/M
Vendor risk
Who is behind the model
OpenAI
$840.0B·Tier 1
OpenAI
$840.0B·Tier 1
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $30.00 | $180.00 | 1.1M tokens (~525 books) | $675.00 | |
| $1.25 | $10.00 | 400K tokens (~200 books) | $34.38 |
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