Overview
Qwen3.8-Max is an open-source flagship large model launched by Alibaba Cloud's Tongyi Qianwen team, with a massive scale of 2.4T parameters. It is the first to fully open Qwen-Max level weights, marking a new era in the performance and capabilities of open-source large models. This model is deeply optimized for coding and collaboration scenarios, demonstrating strength comparable to top closed-source models in tasks such as code generation, logical reasoning, and multi-turn dialogue, while maintaining the flexibility and customizability of the open-source ecosystem. Whether for professional developers, research teams, or enterprise users, Qwen3.8-Max enables the construction of efficient and intelligent solutions, experiencing the productivity leap brought by cutting-edge AI technology.
Key Features
- 2.4T Ultra-Large Parameter Scale: With 2.4 trillion parameters, the model's capacity and knowledge reserve far exceed those of similar open-source models, enabling it to handle complex tasks and generate high-quality, in-depth outputs, especially excelling in code understanding and generation.
- Open Source and Commercially Usable: For the first time, Qwen-Max level weights are open-sourced under a permissive license, allowing developers to freely download, fine-tune, deploy, and support commercial applications, significantly lowering the barrier for enterprises to adopt top-tier large models.
- Coding and Collaboration Optimization: Specially trained for programming scenarios, it supports multiple programming languages and can complete tasks such as code completion, bug fixing, and unit test generation; it also strengthens multi-turn collaboration capabilities, seamlessly integrating into team workflows.
- Efficient Inference and Deployment: Despite its massive parameter scale, it is optimized for inference speed and resource usage through advanced sparse activation and quantization techniques, supporting efficient operation across various hardware environments, balancing performance and cost.
Use Cases
- Intelligent code generation and auto-completion to improve development efficiency
- Code review and defect detection to assist teams in ensuring code quality
- Complex algorithm design and optimization to support scientific research and engineering innovation
- Multi-turn technical dialogue and knowledge Q&A, serving as a developer assistant
- Enterprise internal knowledge base construction and intelligent collaboration platforms
Pros
- Open-source weights, fully controllable, avoiding vendor lock-in
- 2.4T parameters deliver top-tier performance, comparable to closed-source large models
- Outstanding coding capabilities, covering multiple languages and development scenarios
- Active community, comprehensive documentation, easy to get started and for secondary development
- Supports commercial use with high cost-effectiveness
Pricing
Qwen3.8-Max is completely open source and free. Users can download the model weights and deploy them on their own servers without paying licensing fees. Cloud API calls are billed based on actual usage, and specific prices can be found on Alibaba Cloud's official pricing page.
Summary
As a milestone in open-source large models, Qwen3.8-Max redefines the performance ceiling of open-source models with its 2.4T parameters and open Qwen-Max level weights. Its outstanding performance in coding and collaboration scenarios makes it an ideal choice for developers, enterprises, and research institutions. The combination of open-source free features and powerful capabilities truly democratizes top-tier AI technology, serving as a powerful engine for driving industry intelligence transformation.
Version History
- Qwen3.8-Max 发布：开源最强编码与协作模型，2.4T 参数 (2026-08-03): Qwen officially released Qwen3.8-Max, the most powerful model in the Qwen family to date, with 2.4T parameters (95B active), and for the first time open-sourced Qwen-Max-level weights. The open weights will be released next week.