OpenAI GPT-4o narrowly beats the Microsoft Phi-4 in the ai language models category, particularly in design, scoring 6.7/10 vs 6.0/10. If you want the better overall performer, OpenAI GPT-4o is the clear pick.
Scores are relative within the ai language modelscategory. Percentages show each dimension's weight in the overall score. A difference of less than 0.5 points is considered a tie.
✓ Pros
✗ Cons
✓ Pros
✗ Cons
Lower cost = better value. Free = open-source self-hosted.
| Metric | OpenAI GPT-4o | Microsoft Phi-4 |
|---|---|---|
| Input (Prompt) | $2.50/1M | ✓$0.07/1M |
| Output (Completion) | $10.00/1M | ✓$0.26/1M |
| Open Source | Proprietary | ✓ Free |
Context Window (tokens)
| Metric | OpenAI GPT-4o | Microsoft Phi-4 |
|---|---|---|
| Max Output | ✓16,384 tok | 4,096 tok |
| Speed | 120 tok/s | ✓250 tok/s |
| Time to First Token | 500ms | ✓150ms |
| Languages | ✓50+ | 15+ |
Higher is better. Industry-standard AI evaluation benchmarks.
OpenAI GPT-4o
Microsoft Phi-4
OpenAI GPT-4o
Microsoft Phi-4
OpenAI GPT-4o
Microsoft Phi-4
OpenAI GPT-4o
Microsoft Phi-4
OpenAI GPT-4o
Microsoft Phi-4
| Feature | OpenAI GPT-4o | Microsoft Phi-4 |
|---|---|---|
| Reasoning / Chain-of-Thought | ✕ | ✕ |
| Vision (Image Input) | ✓ | ✕ |
| Audio Input | ✓ | ✕ |
| Video Input | ✕ | ✕ |
| Image/Audio Output | ✓ | ✕ |
| Function Calling / Tools | ✓ | ✕ |
| JSON Mode | ✓ | ✓ |
| Real-time Web Access | ✕ | ✕ |
| Fine-tuning Support | ✓ | ✓ |
| Batch API | ✓ | ✓ |
| Streaming | ✓ | ✓ |
| Open Source | ✕ | ✓ |
| Field | OpenAI GPT-4o | Microsoft Phi-4 |
|---|---|---|
| Provider | OpenAI | Microsoft |
| Parameters | — | 14B |
| Knowledge Cutoff | 2024-04 | 2024-06 |
| License | Commercial | MIT |
| Best For | generalcodingvisionmultimodal | edge deploymentSTEMcost efficiencymathsmall footprint |
Buy OpenAI GPT-4o if…
Buy the OpenAI GPT-4o if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Buy Microsoft Phi-4 if…
Choose the Microsoft Phi-4 if budget is your top priority — it offers competitive specs at a lower price point.
Who do you think wins this matchup?
OpenAI GPT-4o narrowly beats the Microsoft Phi-4 in the ai language models category, particularly in design, scoring 6.7/10 vs 6.0/10. If you want the better overall performer, OpenAI GPT-4o is the clear pick.
Yes, OpenAI GPT-4o scores higher overall (9.2 vs 8.2).
Check the latest prices using the buy links above.
Buy the OpenAI GPT-4o if you want the best performance in this comparison. It scores higher overall and is the recommended choice for most buyers.
Choose the Microsoft Phi-4 if budget is your top priority — it offers competitive specs at a lower price point.