←Back to NewsAI News/AgentsrepoAgentsLlmsShanghai AI Lab Releases Atria Dawn Preview to Beat GPT on ResearchShanghai AI Lab open-sourced Atria Dawn Preview, a 744B-parameter Mixture-of-Experts agentic model with MIT-licensed weights and FP8 checkpoints.SourceAlphaSignalPublishedSep 18, 2026, 3:18 AMAuthorAlphaSignal NewsroomRead1 min readShanghai AI Lab open-sourced Atria Dawn Preview, a 744B-parameter Mixture-of-Experts agentic model with MIT-licensed weights and FP8 checkpoints.Reporting is indexed from AlphaSignal. Rights remain with the original publisher and cited sources.Read original report ↗Next readsAlphaSignal · modelTokenRhythm's NeoHorse-1 Beats Its Base Model by 6 Points on Agentic BenchmarksOpenAI · newsOpenAI's GPT-6 Astra Hits 99.9% on AGI Benchmarks and Runs Your ComputerAdham Khaled · deep-diveCoding Agent Cost: Why Sessions Get Expensive