Phi-4 Reasoning Plus is Microsoft's language model. An enhanced reasoning variant of Phi-4 offering stronger performance on complex logical and mathematical tasks compared to the base reasoning model.
Specifications
Canonical IDmicrosoft-phi-4-reasoning-plus
TypeLanguage
StatusActive
CreatorMicrosoftMicrosoft
Providers
Input ModalitiesText
Output ModalitiesText

Capabilities

Input1/5
Text✓
Image·
Audio·
Video·
PDF·
Output1/5
Text✓
Image·
Audio·
Video·
Embedding·
Capabilities0/13
Reasoning·
Adaptive Reasoning·
Function Calling·
Parallel Function Calling·
Structured Outputs·
Native JSON Schema·
Web Search·
URL Context·
Computer Use·
Code Execution·
File Search·
Prompt Caching·
Assistant Prefill·

Pricing by Provider

US Dollar ($)
Per 1M tokens
ProviderStandard
Input
$ / 1M
Output
$ / 1M
Azure AI Foundry logo
Azure AI Foundry
microsoft:phi4reasoningplus
$0.125$0.5

Cost Calculator

US Dollar ($)
Preset:

Versions

VersionReleasedContextInput / 1MOutput / 1MStatus
Phi-4 Mini Instruct131K$0.075$0.300Deprecated
Phi-416K$0.070$0.140Available
Phi-4 Reasoning Plus————Current
Phi-4 Mini————Available
Phi-4 Multimodal————Available
Phi-4 Eagle————Available
Phi-4 Mini MM————Available
Phi-4 Mini Reasoning—131K——Available
Phi-4 Multimodal Instruct—131K$0.080$0.320Available
Phi-4 Reasoning—33K——Available
Phi-3 Mini————Available

Model IDs

microsoft-phi-4-reasoning-plus