LLM Reference
Microsoft Foundry

Phi 4 Reasoning on Microsoft Foundry

Phi-4 · Microsoft Research

ServerlessOpen Source

Last refreshed 2026-06-04. Next refresh: weekly.

Why use Phi 4 Reasoning on Microsoft Foundry?

Microsoft Foundry offers Phi 4 Reasoning with competitive pricing. Microsoft Foundry is a unified Azure platform-as-a-service offering for enterprise AI operations, model builders, and application development.

Compare Phi 4 Reasoning across 2 providers to find the best fit for your use case
Input / 1M
-
Output / 1M
-
Cache
Not sourced
Batch
Not sourced

Setup recipe

Docs fallback
Install
Use the provider REST API or SDK
Auth
Create a provider API key
Call
model: phi-4-reasoning
Model ID
phi-4-reasoning

Request example

Curated snippets for this provider are not sourced yet. Use Microsoft Foundry documentation with model ID phi-4-reasoning.

Gotchas

No curated gotchas have been sourced for this exact provider/model route yet.

Compare Phi 4 Reasoning Across Providers

ProviderInput (per 1M)Output (per 1M)
Fireworks AI$0.50$0.50
Microsoft Foundry——

Capabilities

Reasoning

About Phi 4 Reasoning

Phi 4 Reasoning is Microsoft Research's Phi-4 model focused on step-by-step reasoning. It offers a 128K-token context window with weights openly available for self-hosting and scores 65.8 on GPQA.

Get Started

Model Specs

Released2025-01-01
Parameters14B
Context128k
ArchitectureDecoder Only
Knowledge cutoff2025-03