Shanghai AI Lab releases full Atria Dawn with 512K context window

Shanghai Artificial Intelligence Laboratory has released the full version of Atria Dawn, its agent-oriented model built on the 744-billion-parameter GLM-5.2 mixture-of-experts base. The context window doubles from 256K to 512K tokens, and the model scores 57.5 on JobBench versus 50.3 for the preview. Full weights are still listed as 'Coming soon' on Hugging Face and ModelScope.

• Context window doubles from 256K to 512K tokens
• JobBench rises to 57.5 from 50.3; WideSearch hits 84.6
• Built on the 744B-parameter GLM-5.2 MoE base
• Code is MIT-licensed, but full weights are not yet available