397B model from the Shanghai Innovation Institute — open source, Apache 2.0, free on OpenRouter. Agentic-focused, with papers on a 'Unified Ecosystem for Large-Scale Environment Construction'. 7.87K HF likes despite barely any Western coverage.
At a glance
Context
262K tokens
Parameters
397B
Input
text, code
Specifications
- Status
- Released
- Date
- June 4, 2026
- Lab
- Nex AGI (Shanghai Innovation Inst.)
- Origin
- CN
- Type
- reasoning, text
- Open weights
- Yes
- License
- Apache 2.0
- Context
- 262K tokens
- Parameters
- 397B
- Input
- text, code
- Output
- text, code