FAST & FRUGAL · Microsoft

Phi 4

Phi 4 is a language model from Microsoft in the Microsoft family, living in Silvergrass Fields (fast & frugal). It reads text and writes text, with a 16K-token context window and up to 15K tokens of output. On OpenRouter it costs $0.070 per million input tokens and $0.140 per million output tokens.

See Phi 4 in 3D Open in the Worktable View on OpenRouter

Specifications

Provider: Microsoft
Family: Microsoft
Province: Silvergrass Fields
Context window: 16K tokens
Maximum output: 15K tokens
Input / 1M tokens: $0.070
Output / 1M tokens: $0.140
Accepts: text
Produces: text
Reasoning: No
Tool use: No
Added to OpenRouter: 2025-01-10
Model ID: microsoft/phi-4
Price history: —All recorded prices

From the 2026-10-24 catalog snapshot. Prices are US dollars per million tokens.

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