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microsoft · Open weights

Phi 4 Mini

Added Jul 26, 2025Open weights

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Use in the app

Phi 4 Mini by Microsoft. A small multilingual model.

Input
Text
Output
Text
Discovery tier
Open weights

Pricing

USD per 1M tokens
Input
$0.17
Output
$0.68

Reference prices as published by the model provider. API example

Specifications

Context window
128K
Max output
16.4K
Average output (7 days)
24 tokens
Longer than 0% of 468 models

Side by side

Phi 4 Mini compared

Specifications, prices, speed and benchmark scores next to each other. Benchmarks below show every compared model too.

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Phi 4 MinimicrosoftThis modelWizardLM-2 8x22BmicrosoftRemove
Providermicrosoftmicrosoft
Discovery tierOpen weightsOpen weights
AddedJul 26, 2025Apr 15, 2025
Limits
Context window128KBest65.54K
Max output16.38KBest8.19K
Average output24 tokens—
Pricing, USD per 1M tokens
Input$0.17Best$0.49
Output$0.68$0.49Best
Performance
Request success (24h)100.0%—
Benchmark indexes
Intelligence Index6.3—
Coding Index3.8—
Math Index6.7—
Capabilities
PDF inputNoYes
Reasoning effort——

Public evaluations

Benchmarks

Independent evaluation results, with how each score ranks among the models in the Noumen catalog.

  • Phi 4 Mini
  • WizardLM-2 8x22B

Intelligence Index

  • Phi 4 Mini6.3
  • WizardLM-2 8x22B—

Phi 4 Mini: Better than 4% of 326 scored models

3.8Catalog models by score55.1

Indexes

  • Coding Index

    Composite of the coding evaluations

    • Phi 4 Mini: 3.8
    • WizardLM-2 8x22B: —

  • Math Index

    Composite of the math evaluations

    • Phi 4 Mini: 6.7
    • WizardLM-2 8x22B: —

Document reasoning

  • AA-LCRv1.1

    Reasoning across long documents

    • Phi 4 Mini: 15.3%
    • WizardLM-2 8x22B: —

Reasoning and knowledge

  • Humanity’s Last Exam

    Expert-level questions across academic fields

    • Phi 4 Mini: 4.4%
    • WizardLM-2 8x22B: —

  • GPQA Diamond

    Graduate-level science questions

    • Phi 4 Mini: 33.1%
    • WizardLM-2 8x22B: —

  • MMLU-Pro

    Multi-subject knowledge and reasoning

    • Phi 4 Mini: 46.5%
    • WizardLM-2 8x22B: —

  • IFBench

    Following precise output instructions

    • Phi 4 Mini: 21.1%
    • WizardLM-2 8x22B: —

Coding

  • LiveCodeBench

    Recent competitive programming problems

    • Phi 4 Mini: 12.6%
    • WizardLM-2 8x22B: —

Math

  • AIME 2025

    Competition mathematics, 2025 problems

    • Phi 4 Mini: 6.7%
    • WizardLM-2 8x22B: —

  • AIME

    Competition mathematics

    • Phi 4 Mini: 3.0%
    • WizardLM-2 8x22B: —

  • MATH-500

    Competition math problems

    • Phi 4 Mini: 69.6%
    • WizardLM-2 8x22B: —

Legacy evaluations

  • Terminal-Bench Hard

    Earlier terminal task suite

    • Phi 4 Mini: 0.0%
    • WizardLM-2 8x22B: —

  • τ²-Bench Telecom

    Tool use in a customer-support simulation

    • Phi 4 Mini: 8.2%
    • WizardLM-2 8x22B: —

  • AA-LCR (unversioned)

    Long-context reasoning, earlier grading

    • Phi 4 Mini: 15.3%
    • WizardLM-2 8x22B: —

Scores from Artificial Analysis, updated Oct 26, 2026. Artificial Analysis

Live routing data

Performance and reliability

Recent averages across requests routed for this model. Your own speed depends on prompt length, reasoning effort and load.

Prompt cache hits
0.0%
Request success (24h)
100.0%
Reliable

Cache hits are the share of input tokens recently served from a prompt cache across all requests. They are not a forecast of your own hit rate.

Hourly request success · last 72 hoursLowest hour 100.0%
  • Healthy (98% or more)
  • Degraded (90–98%)
  • Down (under 90%)
  • No requests

Developers

Use it through the API

Noumen’s API is OpenAI-compatible: any Chat Completions client works with a base URL and a key.

Read the quickstart
curl https://www.noumen.xyz/api/v1/chat/completions \
  -H "Authorization: Bearer $NOUMEN_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
    "model": "phi-4-mini-instruct",
    "messages": [{ "role": "user", "content": "Explain this stack trace." }]
  }'
import os
from openai import OpenAI

client = OpenAI(base_url="https://www.noumen.xyz/api/v1", api_key=os.environ["NOUMEN_API_KEY"])
reply = client.chat.completions.create(
    model="phi-4-mini-instruct",
    messages=[{"role": "user", "content": "Explain this stack trace."}],
)
print(reply.choices[0].message.content)

microsoft

Other microsoft models, starting with the same family.