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Qwen · Open weights

Qwen3 30B A3B

Added Feb 27, 2025Open weights

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Use in the app

Qwen 3 30b A3B is a 30b model with 3 billion active parameters per pass. Supports switching between thinking and non thinking: trigger thinking with /think and /no_think anywhere in a prompt or system message to toggle chain-of-thought reasoning.

Input
Text
Output
Text
Discovery tier
Open weights

Pricing

USD per 1M tokens
Input
$0.10
Output
$0.30

Reference prices as published by the model provider. API example

Specifications

Context window
41K
Max output
32.8K
Average output (7 days)
228 tokens
Longer than 24% of 465 models

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TryLlama 4 ScoutMistral SabaGLM 4.5VAll 3

Public evaluations

Benchmarks

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

Intelligence Index

6.6

Better than 5% of 326 scored models

3.8Catalog models by score55.1

Indexes

  • Math Index

    21.7

    Composite of the math evaluations

    Better than 22% of 118 scored models

Document reasoning

  • AA-LCRv1.1

    0.0%

    Reasoning across long documents

    Better than 0% of 309 scored models

Reasoning and knowledge

  • Humanity’s Last Exam

    4.6%

    Expert-level questions across academic fields

    Better than 13% of 323 scored models

  • GPQA Diamond

    51.5%

    Graduate-level science questions

    Better than 10% of 291 scored models

  • MMLU-Pro

    71.0%

    Multi-subject knowledge and reasoning

    Better than 23% of 132 scored models

  • IFBench

    31.9%

    Following precise output instructions

    Better than 8% of 215 scored models

Coding

  • LiveCodeBench

    32.2%

    Recent competitive programming problems

    Better than 23% of 129 scored models

Math

  • AIME 2025

    21.7%

    Competition mathematics, 2025 problems

    Better than 22% of 118 scored models

  • AIME

    26.0%

    Competition mathematics

    Better than 34% of 72 scored models

  • MATH-500

    86.3%

    Competition math problems

    Better than 38% of 73 scored models

Legacy evaluations

  • Terminal-Bench Hard

    6.8%

    Earlier terminal task suite

    Better than 15% of 212 scored models

  • τ²-Bench Telecom

    22.2%

    Tool use in a customer-support simulation

    Better than 10% of 214 scored models

  • AA-LCR (unversioned)

    0.0%

    Long-context reasoning, earlier grading

    Better than 0% of 309 scored models

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.

Request success (24h)
99.0%
Reliable
Hourly request success · last 72 hoursLowest hour 88.8%
  • 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": "qwen/qwen3-30b-a3b",
    "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="qwen/qwen3-30b-a3b",
    messages=[{"role": "user", "content": "Explain this stack trace."}],
)
print(reply.choices[0].message.content)

Qwen

Other Qwen models, starting with the same family.