Model comparison · text
DeepSeek-R1 vs Phi-4-reasoning
Symmetrical, primary-source facts with unknown values left visible. No winner is assigned without comparable measurements.
FieldAt a glance
DeepSeek · activeDeepSeek-R1Verified Aug 28, 2026
Microsoft · activePhi-4-reasoningVerified Aug 28, 2026
Technical differences
Side-by-side facts
| Field | DeepSeek-R1 | Phi-4-reasoning |
|---|---|---|
| Developer | DeepSeek | Microsoft |
| Family | Deepseek R1 | Phi 4 Reasoning |
| Model | DeepSeek-R1 | Phi-4-reasoning |
| Version | DeepSeek-R1 | Phi-4-reasoning |
| Lifecycle | active | active |
| Input modalities | Text | Text |
| Output modalities | Text | Text |
| Context window | 163840 | 32768 |
| Total parameters | 684531386000 | 14659507200 |
| Active parameters | 37000000000 | Unknown |
| License | mit | mit |
| Open weights | Yes | Yes |
| API available | Yes | Unknown |
| Self-hostable | Yes | Yes |
| Capabilities | chat, generation, reasoning | chat, generation, reasoning |
13 comparable fields · 6 material differences · Pair passes the primary-source comparison gate
Primary benchmark evidence
Comparable performance
No protocol-matched benchmark yet.Results appear here only when both models share the same benchmark version, metric, evaluation protocol, and evidence class.
DeepSeek-R1 capabilities
Input price$0.70
Output price$2.50
Serving providers1
Canonical IDdeepseek-ai/DeepSeek-R1
Phi-4-reasoning capabilities
Input price—
Output price—
Serving providers0
Canonical IDmicrosoft/Phi-4-reasoning
Internal comparison graph
Related comparisons
Primary evidence