Stanford's Marin 535B open model is now over 80% through pretraining

stanfordnlp · x · 2026-10-26

Stanford NLP shared a Marin project update: pretraining of the 535B-parameter open model Marin is now over 80% complete. The team posted training loss versus their own scaling-ladder forecasts; the sharp loss drop coincides with a planned 4K→16K context switch, which the authors admit "cheats" the forecast, and they will re-evaluate at 4K context as well.

Related event: Stanford's Open Marin Project Passes 80% Pretraining on 535B Model(2 posts)→

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