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OpenRouter

Phi 4 Mini Instruct API

OpenRouter
About

Process massive datasets with Phi 4 Mini Instruct, featuring an expansive 128K context window for long-document analysis. This model delivers cost-effective pricing at $0.08/1M input and $0.35/1M output tokens, open weights architecture. Access Phi 4 Mini Instruct via the OpenRouter API with up to 128K output tokens.

Capabilities

Input Modalities

text

Output Modalities

text
Reasoning
No
Structured Output
Yes
Tool Use
No
WeightsOpen
Temperature
Adjustable
Attachment
Not Supported
Limits
Context Window
128K

Tokens

Input Limit
128K

Tokens

Max Output
128K

Tokens

Pricing

Standard (per 1M tokens)

Input
$0.08
Output
$0.35

Caching (per 1M tokens)

Read
$0.08
Frequently Asked Questions

Phi 4 Mini Instruct by OpenRouter costs $0.08 per 1M input tokens and $0.35 per 1M output tokens. Cached reads cost $0.08 per 1M tokens.

Model Details
ID
microsoft/phi-4-mini-instruct
Provider
OpenRouter
Family
phi
Release Date
Oct 17, 2025
Knowledge Cutoff
N/A
API Integration
NPM Package
@openrouter/ai-sdk-provider
Environment Variables
OPENROUTER_API_KEY
API Base URL
https://openrouter.ai/api/v1
Documentation