Qwen 3.5
Open Weights
Alibaba Cloud
Alibaba's February 2026 Qwen update: a 397B-total / 17B-active sparse mixture-of-experts model with a 1M-token native context window and coverage of 201 languages. Open-weight tiers are released under the Apache 2.0 license.
Strengths
- 1M-token native context window - among the largest available
- Broad multilingual support (201 languages)
- Efficient 17B-active MoE for a 397B-total model
- Apache 2.0 open-weight tiers for commercial self-hosting
Caveats
- Hosted 'Plus' tier is proprietary; only some tiers are open-weight
- 397B total weights require multi-GPU memory to self-host
- Vendor
- Alibaba Cloud
- Context Window
- 1,000,000 tokens
- License
- Apache-2.0
- Release Date
- 2026-02-17
- Modalities
- text
Capabilities
Vision
Audio
Video
Tool Use
Resources
Pricing
Open-weight tiers under Apache 2.0 - free to self-host; managed API via Alibaba Cloud DashScope.