- 0.8B/2B — small and fast, perfect for peripherals;
- 4B — a multimodal base for lightweight agents;
- 9B — claimed to be close in quality to larger models.
This is the last release under the leadership of Lin Junyan, the star of Qwen at Alibaba. After a string of successful launches, he left the company.
open "source" is a misnomer for most of these releases; they are open weights, so you can run them locally, although the source [i.e. recipe for producing those weights from training data] is usually kept secret. most of these companies don't even disclose what exactly the training data included, because that's their edge.