Model comparison
GPT-5.2 Pro vs Phi-4 Mini
GPT-5.2 Pro is the stronger model overall, scoring 52.3 to 30.9 on the Noometry Index. Phi-4 Mini costs 440× less per token, which makes it the better buy when GPT-5.2 Pro's lead doesn't matter for your workload.
Last verified . 0 shared benchmarks.
MicrosoftSummary
- The widest gap is in reasoning, where GPT-5.2 Pro leads 51.5 to 22.4.
- Phi-4 Mini is cheaper at $0.075 / $0.30 per million input/output tokens, against $21 / $168 for GPT-5.2 Pro.
- GPT-5.2 Pro accepts more context: 400K tokens versus 128K.
- Phi-4 Mini has downloadable open weights; the other is API-only.
Side by side
| GPT-5.2 Pro | Phi-4 Mini | |
|---|---|---|
| Provider | OpenAI | Microsoft |
| Noometry Index | 52.3 | 30.9 |
| Released | 2025-12-11 | 2024-12-11 |
| Weights | Proprietary | Open |
| Context window | 400K | 128K |
| Max output | 128K | 4K |
| Input $ / M tokens | $21 | $0.075 |
| Output $ / M tokens | $168 | $0.30 |
| Results tracked | 8 | 3 |
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Category by category
Coding Not comparable
GPT-5.2 Pro: —, Phi-4 Mini: 28.1 (#317)
| Benchmark | GPT-5.2 Pro | Phi-4 Mini |
|---|---|---|
| SciCode | — | 10.8% |
Reasoning GPT-5.2 Pro leads
GPT-5.2 Pro: 51.5 (#33), Phi-4 Mini: 22.4 (#195)
| Benchmark | GPT-5.2 Pro | Phi-4 Mini |
|---|---|---|
| ARC-AGI-2 | 54.2% | — |
| SimpleBench | 57.4% | — |
| NYT Connections (extended) | 79.3% | — |
| ARC-AGI-1 | 90.5% | — |
| CritPt | — | 0% |
| Epoch Capabilities Index | 155.4 | — |
Math Not comparable
GPT-5.2 Pro: 65.3 (#29), Phi-4 Mini: —
| Benchmark | GPT-5.2 Pro | Phi-4 Mini |
|---|---|---|
| FrontierMath (Tiers 1-3) | 74% | — |
| FrontierMath Tier 4 | 46% | — |
| FrontierMath Tier 4 (v1) | 31.3% | — |
Knowledge Not comparable
GPT-5.2 Pro: —, Phi-4 Mini: 25.3 (#262)
| Benchmark | GPT-5.2 Pro | Phi-4 Mini |
|---|---|---|
| Vectara Hallucination Rate | — | 23.5% |
Frequently asked questions
Is GPT-5.2 Pro better than Phi-4 Mini?
GPT-5.2 Pro is the stronger model overall, scoring 52.3 to 30.9 on the Noometry Index. Phi-4 Mini costs 440× less per token, which makes it the better buy when GPT-5.2 Pro's lead doesn't matter for your workload.
Which is cheaper, GPT-5.2 Pro or Phi-4 Mini?
Phi-4 Mini is cheaper. It lists at $0.075 per million input tokens and $0.30 per million output tokens; GPT-5.2 Pro lists at $21 and $168.
Which has the bigger context window?
GPT-5.2 Pro does, with 400K tokens against 128K.
How many benchmarks do GPT-5.2 Pro and Phi-4 Mini share?
0 benchmarks have published results for both models. GPT-5.2 Pro has 8 scored results on Noometry and Phi-4 Mini has 3.