Model comparison
o3-mini vs Phi-3.5-MoE
o3-mini has enough public results to be ranked (#212); Phi-3.5-MoE does not yet, so treat this comparison as directional.
Last verified . 0 shared benchmarks.
MicrosoftSummary
- Phi-3.5-MoE has downloadable open weights; the other is API-only.
Side by side
| o3-mini | Phi-3.5-MoE | |
|---|---|---|
| Provider | OpenAI | Microsoft |
| Noometry Index | 36.7 | — |
| Released | 2024-12-20 | 2024-08-17 |
| Weights | Proprietary | Open |
| Context window | 200K | — |
| Max output | 100K | — |
| Input $ / M tokens | $1.10 | — |
| Output $ / M tokens | $4.40 | — |
| Results tracked | 51 | 3 |
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Category by category
Coding Not comparable
o3-mini: 40.8 (#132), Phi-3.5-MoE: —
| Benchmark | o3-mini | Phi-3.5-MoE |
|---|---|---|
| Aider Polyglot | 60.4% | — |
| SciCode | 39.8% | — |
| GSO | 1.3% | — |
| WeirdML | 43.7% | — |
| LiveBench Coding | 82.7% | — |
| LMArena Coding | 1378 | — |
| CadEval | 54% | — |
Agentic & Tool Use Not comparable
o3-mini: 29.6 (#84), Phi-3.5-MoE: —
| Benchmark | o3-mini | Phi-3.5-MoE |
|---|---|---|
| Cybench | 22.5% | — |
Reasoning Not comparable
o3-mini: 16.3 (#305), Phi-3.5-MoE: —
| Benchmark | o3-mini | Phi-3.5-MoE |
|---|---|---|
| ARC-AGI-2 | 3% | — |
| SimpleBench | 22.8% | — |
| ARC-AGI-1 | 34.5% | — |
| CritPt | 0.3% | — |
| Chess Puzzles | 17% | — |
| LiveBench Reasoning | 89.6% | — |
| LMArena Hard Prompts | 1366 | — |
| Mystery Game Puzzles | 7% | — |
| DTBench | 68.8% | — |
| LiveBench Data Analysis | 70.6% | — |
| LMCA | 19% | — |
| Epoch Capabilities Index | 140.34 | — |
| ForecastBench | 59.6 | — |
| LiveBench | 75.9% | — |
| PIQA | — | 88.6% |
Math Not comparable
o3-mini: 28.1 (#244), Phi-3.5-MoE: —
| Benchmark | o3-mini | Phi-3.5-MoE |
|---|---|---|
| FrontierMath (Tiers 1-3) | 18.6% | — |
| FrontierMath Tier 4 | 0% | — |
| OTIS Mock AIME 2024-2025 | 76.9% | — |
| LiveBench Math | 77.3% | — |
| LMArena Math | 1396 | — |
| MATH Level 5 | 96.5% | — |
| FrontierMath (Feb 2025 set) | 12.4% | — |
| FrontierMath Tier 4 (v1) | 4.2% | — |
| GSM8K | — | 88.7% |
Knowledge Not comparable
o3-mini: 38.3 (#146), Phi-3.5-MoE: —
| Benchmark | o3-mini | Phi-3.5-MoE |
|---|---|---|
| GPQA Diamond | 77% | — |
| SimpleQA Verified | 15.3% | — |
| Confabulations | 17.9% | — |
| LMArena Expert | 1364 | — |
| BoolQ | — | 84.6% |
Multilingual Not comparable
o3-mini: 45.7 (#164), Phi-3.5-MoE: —
| Benchmark | o3-mini | Phi-3.5-MoE |
|---|---|---|
| LMArena Non-English | 1319 | — |
| LMArena Chinese | 1379 | — |
| LMArena French | 1334 | — |
| LMArena German | 1303 | — |
| LMArena Japanese | 1286 | — |
| LMArena Korean | 1314 | — |
| LMArena Russian | 1304 | — |
| LMArena Spanish | 1321 | — |
Instruction Following Not comparable
o3-mini: 75.1 (#72), Phi-3.5-MoE: —
| Benchmark | o3-mini | Phi-3.5-MoE |
|---|---|---|
| LiveBench Instruction Following | 84.4% | — |
| LMArena Instruction Following | 1337 | — |
Long Context Not comparable
o3-mini: 33.8 (#256), Phi-3.5-MoE: —
| Benchmark | o3-mini | Phi-3.5-MoE |
|---|---|---|
| Fiction.LiveBench | 50% | — |
| LMArena Longer Query | 1343 | — |
Writing & Preference Not comparable
o3-mini: 50.3 (#182), Phi-3.5-MoE: —
| Benchmark | o3-mini | Phi-3.5-MoE |
|---|---|---|
| LMArena Text | 1337 | — |
| LMArena Creative Writing | 1286 | — |
| Short-Story Creative Writing | 61.7% | — |
| LMArena Multi-Turn | 1320 | — |
| LiveBench Language | 50.7% | — |
Frequently asked questions
Is o3-mini better than Phi-3.5-MoE?
o3-mini has enough public results to be ranked (#212); Phi-3.5-MoE does not yet, so treat this comparison as directional.
How many benchmarks do o3-mini and Phi-3.5-MoE share?
0 benchmarks have published results for both models. o3-mini has 51 scored results on Noometry and Phi-3.5-MoE has 3.