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AlibabaReleased April 29, 2025

Qwen 3

Open Source#7 Arena Rank235B parameters

Qwen 3 ranks in the top 10 on the Arena leaderboard. Context window: 0.128K tokens.

Context

128K

Input

Free

Key Specifications

🏆

Arena Rank

#7

📐

Context Window

128K

📥

Input Price

per 1M tokens

Free

📤

Output Price

per 1M tokens

Free

🧠

Parameters

235B

🔓

Open Source

Yes

Best For

Multilingualreasoningagentic tasks

About Qwen 3

Qwen 3 is Alibaba's latest flagship open-source model featuring innovative hybrid thinking capabilities. It can seamlessly switch between fast, efficient responses and deep, deliberate reasoning within the same conversation, adapting its processing approach to the complexity of each query. With 235 billion parameters and support for 128K token context, it competes with the best proprietary models on reasoning, coding, and multilingual benchmarks. Qwen 3 supports over 100 languages and is particularly strong at Chinese, English, and other Asian languages. As a fully open-source model, it has gained massive adoption across the global developer community. The model represents Alibaba's ambition to lead open-source AI development and has become one of the most downloaded models on Hugging Face.

Pricing per 1M tokens

Input Tokens

Free

Output Tokens

Free

Frequently Asked Questions

What is Qwen 3?
Qwen 3 is Alibaba's latest flagship open-source model featuring innovative hybrid thinking capabilities. It can seamlessly switch between fast, efficient responses and deep, deliberate reasoning within the same conversation, adapting its processing approach to the complexity of each query. With 235 billion parameters and support for 128K token context, it competes with the best proprietary models on reasoning, coding, and multilingual benchmarks. Qwen 3 supports over 100 languages and is particularly strong at Chinese, English, and other Asian languages. As a fully open-source model, it has gained massive adoption across the global developer community. The model represents Alibaba's ambition to lead open-source AI development and has become one of the most downloaded models on Hugging Face.
How much does Qwen 3 cost?
Qwen 3 costs Free per 1M input tokens and Free per 1M output tokens. It is completely free to use.
What is Qwen 3's context window?
Qwen 3 has a context window of 128K tokens. This determines how much text the model can process in a single request — bigger windows mean longer documents and richer conversation history.
Is Qwen 3 open source?
Yes, Qwen 3 is open source. The model weights are publicly available, so developers can download, fine-tune, and self-host it. Open-source models give teams more control over data privacy and deployment.
What is Qwen 3 best for?
Qwen 3 is best suited for: Multilingual, reasoning, agentic tasks. These use cases play to the model's strengths in capability, speed, and cost within Alibaba's lineup.