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microsoft · Open weights

WizardLM-2 8x22B

Added Apr 15, 2025Open weights

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Use in the app

Microsoft's advanced Wizard model. The most popular role-playing model.

  • PDF input
Input
Text
Output
Text
Discovery tier
Open weights

Pricing

USD per 1M tokens
Input
$0.49
Output
$0.49

Reference prices as published by the model provider. API example

Specifications

Context window
65.5K
Max output
8.2K

Side by side

WizardLM-2 8x22B compared

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

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WizardLM-2 8x22BmicrosoftThis modelPhi 4 MultimodalmicrosoftRemove
Providermicrosoftmicrosoft
Discovery tierOpen weightsOpen weights
AddedApr 15, 2025Jul 26, 2025
Limits
Context window65.54K128KBest
Max output8.19K16.38KBest
Pricing, USD per 1M tokens
Input$0.49$0.07Best
Output$0.49$0.11Best
Benchmark indexes
Intelligence Index—5.8
Capabilities
PDF inputYesNo
Reasoning effort——

Public evaluations

Benchmarks

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

  • WizardLM-2 8x22B
  • Phi 4 Multimodal

Intelligence Index

  • WizardLM-2 8x22B—
  • Phi 4 Multimodal5.8
3.8Catalog models by score55.1

Reasoning and knowledge

  • Humanity’s Last Exam

    Expert-level questions across academic fields

    • WizardLM-2 8x22B: —
    • Phi 4 Multimodal: 5.0%

  • GPQA Diamond

    Graduate-level science questions

    • WizardLM-2 8x22B: —
    • Phi 4 Multimodal: 31.5%

  • MMLU-Pro

    Multi-subject knowledge and reasoning

    • WizardLM-2 8x22B: —
    • Phi 4 Multimodal: 48.5%

Coding

  • LiveCodeBench

    Recent competitive programming problems

    • WizardLM-2 8x22B: —
    • Phi 4 Multimodal: 13.1%

Math

  • AIME

    Competition mathematics

    • WizardLM-2 8x22B: —
    • Phi 4 Multimodal: 9.3%

  • MATH-500

    Competition math problems

    • WizardLM-2 8x22B: —
    • Phi 4 Multimodal: 69.3%

Scores from Artificial Analysis, updated Oct 26, 2026.

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": "microsoft/wizardlm-2-8x22b",
    "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="microsoft/wizardlm-2-8x22b",
    messages=[{"role": "user", "content": "Explain this stack trace."}],
)
print(reply.choices[0].message.content)

microsoft

Other microsoft models, starting with the same family.