Qwen

Qwen: Qwen3 Max Thinking

qwen/qwen3-max-thinking

Access Qwen3 Max Thinking from Qwen using Puter.js AI API.

Get Started
// npm install @heyputer/puter.js
import { puter } from '@heyputer/puter.js';

puter.ai.chat("Explain quantum computing in simple terms", {
    model: "qwen/qwen3-max-thinking"
}).then(response => {
    document.body.innerHTML = response.message.content;
});
<html>
<body>
    <script src="https://js.puter.com/v2/"></script>
    <script>
        puter.ai.chat("Explain quantum computing in simple terms", {
            model: "qwen/qwen3-max-thinking"
        }).then(response => {
            document.body.innerHTML = response.message.content;
        });
    </script>
</body>
</html>
# pip install openai
from openai import OpenAI

client = OpenAI(
    base_url="https://api.puter.com/puterai/openai/v1/",
    api_key="YOUR_PUTER_AUTH_TOKEN",
)

response = client.chat.completions.create(
    model="qwen/qwen3-max-thinking",
    messages=[
        {"role": "user", "content": "Explain quantum computing in simple terms"}
    ],
)

print(response.choices[0].message.content)
curl https://api.puter.com/puterai/openai/v1/chat/completions \
  -H "Content-Type: application/json" \
  -H "Authorization: Bearer YOUR_PUTER_AUTH_TOKEN" \
  -d '{
    "model": "qwen/qwen3-max-thinking",
    "messages": [
      {"role": "user", "content": "Explain quantum computing in simple terms"}
    ]
  }'

Model Card

Qwen3 Max Thinking is Alibaba Cloud's flagship proprietary reasoning model with a 256K context window, featuring test-time scaling and adaptive tool-use capabilities (web search, code interpreter, memory) that allow it to reason iteratively and autonomously. It scores competitively against GPT-5.2 and Gemini 3 Pro on benchmarks like Humanity's Last Exam and HMMT, excelling in math, complex reasoning, and instruction following.

Context Window 262K

tokens

Max Output 33K

tokens

Input Cost $0.78

per million tokens

Output Cost $3.9

per million tokens

Release Date Feb 10, 2026

 

Output Speed 49

tokens / sec

Latency 1.44s

time to first token

Model Playground

Try Qwen3 Max Thinking instantly in your browser.
This playground uses the Puter.js AI API — no API keys or setup required.

Chat qwen/qwen3-max-thinking
Qwen
Chat with Qwen3 Max Thinking
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Benchmarks

How Qwen3 Max Thinking performs on standard evaluations.

Artificial Analysis
Intelligence Index
39.8
Better than 85% of tracked models
Artificial Analysis
Coding Index
30.5
Better than 72% of tracked models
BenchmarkScore
GPQA Diamond Graduate-level science Q&A
86.1%
Humanity's Last Exam Cross-domain reasoning
26.2%
SciCode Scientific programming
43.1%
IFBench Instruction following
70.7%
LCR Long-context reasoning
66.0%
Terminal-Bench Hard Agentic terminal tasks
24.2%
τ²-Bench Tool use / agents
83.6%

Scores sourced from Artificial Analysis.

Find other Qwen models

Chat

Qwen3.6 Flash

Qwen3.6 Flash is the speed-optimized tier of Alibaba's Qwen3.6 model family, designed for high-throughput, low-latency inference pipelines. It sits alongside Qwen3.6 Max Preview, Plus, and 35B-A3B in the product lineup, targeting use cases where fast response times matter more than peak benchmark scores. Like other Qwen3.6 models, it builds on a hybrid architecture combining linear attention with sparse mixture-of-experts routing. It is best suited for high-volume production workloads such as classification, extraction, summarization, and lightweight agent tasks where latency and cost efficiency are the primary constraints.

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Qwen3.5 Plus 2026-04-20

Qwen3.5 Plus is a proprietary hosted model from Alibaba, built on the Qwen3.5-397B-A17B Mixture-of-Experts architecture with 397 billion total parameters and 17 billion active per token. Its headline feature is a 1-million-token native context window — among the largest available via API — making it well suited for processing entire codebases, long documents, or extended multi-turn conversations in a single request. It supports both a deep-thinking mode and an "Auto" mode that adaptively invokes tools like web search and code interpreters. This April 20, 2026 snapshot reflects ongoing improvements to the model since its original February 2026 launch. The Qwen3.5 series demonstrated strong multimodal performance across reasoning, coding, and vision tasks. A solid general-purpose option for developers needing large-context capabilities without migrating to the newer Qwen3.6 line.

Chat

Qwen3.6 27B

Qwen3.6 27B is a dense 27-billion-parameter multimodal model from Alibaba's Qwen team, purpose-built for agentic coding and repository-level reasoning. It scores 77.2% on SWE-bench Verified and 59.3% on Terminal-Bench 2.0, outperforming the previous-generation Qwen3.5-397B-A17B across all major coding benchmarks despite being far smaller. It natively supports text, image, and video inputs with a 262K-token context window, extendable to 1M tokens. A standout feature is Thinking Preservation, which retains reasoning traces across conversation turns — reducing redundant computation in multi-step agent loops. The model uses a hybrid attention architecture combining Gated DeltaNet with traditional self-attention. Ideal for developers building coding agents, multi-turn tool-use workflows, or frontend generation pipelines.

Frequently Asked Questions

How do I use Qwen3 Max Thinking?

You can access Qwen3 Max Thinking by Qwen through Puter.js AI API. Include the library in your web app or Node.js project and start making calls with just a few lines of JavaScript — no backend and no configuration required. You can also use it with Python or cURL via Puter's OpenAI-compatible API.

Is Qwen3 Max Thinking free?

Yes, it is free if you're using it through Puter.js. With the User-Pays Model, you can add Qwen3 Max Thinking to your app at no cost — your users pay for their own AI usage directly, making it completely free for you as a developer.

What is the pricing for Qwen3 Max Thinking?
Qwen3 Max Thinking costs $0.78 per 1M input tokens and $3.9 per 1M output tokens.
Price per 1M tokens
Input$0.78
Output$3.9
Who created Qwen3 Max Thinking?

Qwen3 Max Thinking was created by Qwen and released on Feb 10, 2026.

What is the context window of Qwen3 Max Thinking?

Qwen3 Max Thinking supports a context window of 262K tokens. For reference, that is roughly equivalent to 524 pages of text.

What is the max output length of Qwen3 Max Thinking?

Qwen3 Max Thinking can generate up to 33K tokens in a single response.

How does Qwen3 Max Thinking perform on benchmarks?

Qwen3 Max Thinking scores 39.8 on the Artificial Analysis Intelligence Index, outperforming 85% of tracked models. On coding, it scores 30.5 (outperforms 72% of models).

Does it work with React / Vue / Vanilla JS / Node / etc.?

Yes — the Qwen3 Max Thinking API works with any JavaScript framework, Node.js, or plain HTML through Puter.js. Just include the library and start building. See the documentation for more details.

Get started with Puter.js

Add Qwen3 Max Thinking to your app without worrying about API keys or setup.

Read the Docs View Tutorials