Phi-4

by Microsoftopen weights

Phi family

Parameters

14B

Context window

16K tokens

Released

2024-12-12

Input price / 1M tok

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Output price / 1M tok

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Modality

text

About Phi-4

Microsoft's 14B open small model. Purpose-built with synthetic training data to punch above its size on reasoning benchmarks. Runs on one 24GB GPU. MIT-licensed.

Strengths

MIT licence
Punches above 14B size
Runs on RTX 4090
Strong math

Weaknesses

16K context
No tool use
No vision
Weaker at open-ended chat

Best for

On-device reasoningMathCheap self-host

Vendor page →HuggingFace →