Model comparison
GPT-5.4 Pro vs Phi-2
GPT-5.4 Pro has enough public results to be ranked (#18); Phi-2 does not yet, so treat this comparison as directional.
Last verified . 1 shared benchmarks.
MicrosoftSummary
- They share 1 benchmark with published results for both.
- Phi-2 has downloadable open weights; the other is API-only.
Side by side
| GPT-5.4 Pro | Phi-2 | |
|---|---|---|
| Provider | OpenAI | Microsoft |
| Noometry Index | 58.9 | — |
| Released | 2026-03-05 | 2023-12-12 |
| Weights | Proprietary | Open |
| Context window | 1.05M | — |
| Max output | 128K | — |
| Input $ / M tokens | $30 | — |
| Output $ / M tokens | $180 | — |
| Results tracked | 16 | 11 |
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Category by category
Coding Not comparable
GPT-5.4 Pro: 43.2 (#90), Phi-2: —
| Benchmark | GPT-5.4 Pro | Phi-2 |
|---|---|---|
| WeirdML | 57.4% | — |
| HumanEval+ | — | 45.1% |
| MBPP+ | — | 54.2% |
Reasoning Not comparable
GPT-5.4 Pro: 70.7 (#13), Phi-2: —
| Benchmark | GPT-5.4 Pro | Phi-2 |
|---|---|---|
| Epoch Capabilities Index | 158.93 | 107.94 |
| ARC-AGI-2 | 83.3% | — |
| SimpleBench | 74.1% | — |
| ARC-AGI-1 | 94.5% | — |
| CritPt | 30% | — |
| Chess Puzzles | 58.6% | — |
| EnigmaEval | 23.8% | — |
| Adversarial NLI | — | 42.5% |
| BIG-Bench Hard | — | 59.4% |
| HellaSwag | — | 53.6% |
| WinoGrande | — | 54.7% |
Math Not comparable
GPT-5.4 Pro: 72.4 (#22), Phi-2: —
| Benchmark | GPT-5.4 Pro | Phi-2 |
|---|---|---|
| FrontierMath (Tiers 1-3) | 82.5% | — |
| FrontierMath Tier 4 | 58.5% | — |
| FrontierMath (Feb 2025 set) | 50% | — |
| FrontierMath Tier 4 (v1) | 37.5% | — |
Knowledge Not comparable
GPT-5.4 Pro: 68.3 (#7), Phi-2: —
| Benchmark | GPT-5.4 Pro | Phi-2 |
|---|---|---|
| GPQA Diamond | 94.6% | — |
| Humanity's Last Exam | 44.3% | — |
| SimpleQA Verified | 46.3% | — |
| Vectara Hallucination Rate | 8.3% | — |
| ARC (AI2) Challenge | — | 75.9% |
| MMLU | — | 58.4% |
| OpenBookQA | — | 73.6% |
| TriviaQA | — | 45.2% |
Frequently asked questions
Is GPT-5.4 Pro better than Phi-2?
GPT-5.4 Pro has enough public results to be ranked (#18); Phi-2 does not yet, so treat this comparison as directional.
How many benchmarks do GPT-5.4 Pro and Phi-2 share?
1 benchmark has published results for both models. GPT-5.4 Pro has 16 scored results on Noometry and Phi-2 has 11.