Member of Technical Staff @ Open Athena. Creator of Levanter and Marin. Previously Research Engineering @StanfordCRFM, co-founder at Semantic Machines ⟶ MSFT.
Frontier AI models are built from thousands of small decisions: data sourcing, filtering, mixtures, curricula, scaling experiments, optimizer choices, kernels, evals, failed runs, and protocols for deciding what gets scaled.
This is process knowledge.