Phi-3

Microsoft · 2024 · LLM · USA

A to Z

A · App: No
B · Built By: Microsoft
C · CEO & Politics: Satya Nadella — Centrist / moderate
D · Date: 2024
E · Expertise: Intermediate+
F · Free Tier: Yes
G · Generates: Text only
H · Deployment: Cloud + Local (open weights)
I · Inputs: Text
J · Jurisdiction: USA
K · Key Staffers: Mustafa Suleyman (CEO Microsoft AI), Kevin Scott (CTO)
L · Languages: English-primary
M · Model Type: LLM
N · Safety Issues: None reported
O · Open Source: Yes — open weights
P · Pricing: Free (open weights, MIT)
Q · AIDb Rating: 5/10 · AIDb v2.0 (rule-based): Capability 4/10 · Currency 4/10 · Access 10/10 · Significance 4.5/10 → 4.97
R · What Makes It Special: Microsoft's Phi-3 family (April 2024), led by phi-3-mini, a 3.8B-parameter model trained on 3.3T tokens of heavily filtered web and synthetic data that rivals Mixtral 8x7B and GPT-3.5 (69% on MMLU, 8.38 on MT-Bench) while small enough to run on a phone; phi-3-small (7B) and phi-3-medium (14B) reached 75% and 78% on MMLU, and the later Phi-3.5 line added mini, MoE (6.6B active parameters) and Vision models. MIT license.
S · Stock / Status: $516 (MSFT, Sep 25, 2026)
T · Training Cutoff: [UNKNOWN]
U · Users: [UNKNOWN]
V · Voice Chat: No
W · Weights: Downloadable
X · X Handle: @Microsoft
Y · Year Founded: [UNKNOWN]
Z · Bottom Line: Open-weights LLM from Microsoft, released 2024.

Data completeness 88% · Last verified 2026-06-11 · Primary source ↗

“Phi-3.” AIDb — The AI Database. Verified 2026-06-11. https://theaidatabase.com/m/phi-3-microsoft.html