Compare · ModelsLive · 2 picked · head to head
GPT-5.1-Codex vs phi-3-small 7.4B
Side by side · benchmarks, pricing, and signals you can act on.
Winner summary
GPT-5.1-Codex wins on 0/0 benchmarks
Not enough overlapping benchmarks to declare a winner yet · GPT-5.1-Codex · phi-3-small 7.4B are still filling in scores.
Hype vs Reality
Attention vs performance
GPT-5.1-Codex
#26 by perf·#4 by attention
phi-3-small 7.4B
#28 by perf·#20 by attention
Vendor risk
Who is behind the model
OpenAI
$840.0B·Tier 1
Microsoft
$3.84T·Big Tech
Pricing · per 1M tokens · projected $/mo at 10M tokens
| Model | Input | Output | Context | Projected $/mo |
|---|---|---|---|---|
| $1.25 | $10.00 | 400K tokens (~200 books) | $34.38 | |
| — | — | — | — |
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