Open-weight

Microsoft Phi

Microsoft · source page ↗ · last checked Jul 6, 2026, 12:00 AM

Currently listed models

captured Jul 6, 2026, 12:00 AM

microsoft/Dayhoff-170M-GR-1000 license:mit 2026-02-04
microsoft/Dayhoff-170M-GR-16000 license:mit 2026-01-24
microsoft/Dayhoff-170M-GR-31000 license:mit 2026-01-24
microsoft/Dayhoff-170M-GR-46000 license:mit 2026-01-24
microsoft/Dayhoff-170M-GR-61000 license:mit 2026-01-24
microsoft/Dayhoff-170M-GRS-112000 license:mit 2026-02-24
microsoft/Dayhoff-170M-GRS-2000 license:mit 2026-02-24
microsoft/Dayhoff-170M-GRS-26000 license:mit 2026-02-24
microsoft/Dayhoff-170M-GRS-50000 license:mit 2026-02-24
microsoft/Dayhoff-170M-GRS-76000 license:mit 2026-02-24
microsoft/Dayhoff-170M-GRS-SS-110000 license:mit 2026-04-03
microsoft/Dayhoff-170M-GRS-SS-122000 license:mit 2026-04-03
microsoft/Dayhoff-170M-GRS-SS-134000 license:mit 2026-04-03
microsoft/Dayhoff-170M-GRS-SS-14000 license:mit 2026-04-03
microsoft/Dayhoff-170M-GRS-SS-26000 license:mit 2026-04-03
microsoft/Dayhoff-170M-GRS-SS-38000 license:mit 2026-04-03
microsoft/Dayhoff-170M-GRS-SS-50000 license:mit 2026-04-03
microsoft/Dayhoff-170M-GRS-SS-62000 license:mit 2026-04-03
microsoft/Dayhoff-170M-GRS-SS-74000 license:mit 2026-04-03
microsoft/Dayhoff-170M-GRS-SS-86000 license:mit 2026-04-03
microsoft/Dayhoff-170M-GRS-SS-98000 license:mit 2026-04-03
microsoft/Dayhoff-170M-UR-90-31000 license:mit 2026-01-24
microsoft/Dayhoff-170M-UR90-1000 license:mit 2026-02-04
microsoft/Dayhoff-170M-UR90-16000 license:mit 2026-01-24
microsoft/Dayhoff-170M-UR90-31000 license:mit 2026-01-24
microsoft/Dayhoff-170M-UR90-46000 license:mit 2026-01-24
microsoft/Dayhoff-170M-UR90-61000 license:mit 2026-01-24
microsoft/Dayhoff-170M-UR90-HL-10000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-12000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-14000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-16000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-18000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-2000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-20000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-22000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-24000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-26000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-28000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-30000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-32000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-34000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-36000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-38000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-4000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-40000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-42000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-44000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-46000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-48000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-6000 license:mit 2026-04-02
microsoft/Dayhoff-170M-UR90-HL-8000 license:mit 2026-04-02
microsoft/Dayhoff-3b-GR-HM-1000 license:mit 2026-02-04
microsoft/Dayhoff-3b-GR-HM-11000 license:mit 2026-01-24
microsoft/Dayhoff-3b-GR-HM-21000 license:mit 2026-01-24
microsoft/Dayhoff-3b-GR-HM-31000 license:mit 2026-01-24
microsoft/Dayhoff-3b-GR-HM-41000 license:mit 2026-01-24
microsoft/Dayhoff-3b-UR90-10 license:mit 2026-04-14
microsoft/Dayhoff-3b-UR90-10000 license:mit 2026-04-14
microsoft/Dayhoff-3b-UR90-20350 license:mit 2026-04-14
microsoft/Dayhoff-3b-UR90-30000 license:mit 2026-04-14

Change history

Model Jul 2, 2026, 6:00 AM

Microsoft Phi models changed

Microsoft Phi model catalog changed: removed chatbench-distilgpt2, added HARC models with different licenses and dates.
- Removed microsoft/chatbench-distilgpt2 (apache-2.0, 2025-08-23)
- Added microsoft/HARC (mit, 2026-06-02)
- Added microsoft/HARC-Llama-3.1-8B-Instruct (llama3.1, 2026-07-02) and microsoft/HARC-Qwen2.5-7B-Instruct (apache-2.0, 2026-07-02)
View raw diff +3 −1
```
- microsoft/chatbench-distilgpt2 license:apache-2.0 2025-08-23
+ microsoft/HARC license:mit 2026-06-02
+ microsoft/HARC-Llama-3.1-8B-Instruct license:llama3.1 2026-07-02
+ microsoft/HARC-Qwen2.5-7B-Instruct license:apache-2.0 2026-07-02
```
Model Jul 1, 2026, 6:00 PM

Microsoft Phi models changed

Added microsoft/chatbench-distilgpt2 model with Apache 2.0 license dated 2025-08-23.
- Model: microsoft/chatbench-distilgpt2
- License: apache-2.0
- Date: 2025-08-23
View raw diff +1 −0
```
+ microsoft/chatbench-distilgpt2 license:apache-2.0 2025-08-23
```
Model Jun 30, 2026, 6:01 PM

Microsoft Phi models changed

Microsoft Phi model identifier changed from chatbench-distilgpt2 to GELab-Zero-4B-preview-Sico-Evolution with expiration date extended from 2025-08-23 to 2026-06-30.
- Model name changed from microsoft/chatbench-distilgpt2 to microsoft/GELab-Zero-4B-preview-Sico-Evolution
- License remains apache-2.0
- Expiration date extended from 2025-08-23 to 2026-06-30
View raw diff +1 −1
```
- microsoft/chatbench-distilgpt2 license:apache-2.0 2025-08-23
+ microsoft/GELab-Zero-4B-preview-Sico-Evolution license:apache-2.0 2026-06-30
```
Model Jun 30, 2026, 6:00 AM

Microsoft Phi models changed

Microsoft Phi model offerings changed from FastContext-1.0 variants to chatbench-distilgpt2 with different license and expiration date.
- FastContext-1.0-4B-RL and FastContext-1.0-4B-SFT models removed
- chatbench-distilgpt2 added with apache-2.0 license
- Expiration date changed from 2026-06-14 to 2025-08-23
View raw diff +1 −2
```
- microsoft/FastContext-1.0-4B-RL license:mit 2026-06-14
- microsoft/FastContext-1.0-4B-SFT license:mit 2026-06-14
+ microsoft/chatbench-distilgpt2 license:apache-2.0 2025-08-23
```
Model Jun 25, 2026, 4:20 PM

Microsoft Phi models changed

Microsoft released UserLM-8b model with MIT license available as of September 30, 2025.
- microsoft/UserLM-8b
- license:mit
- 2025-09-30
View raw diff +1 −0
```
+ microsoft/UserLM-8b license:mit 2025-09-30
```