Optimization notes

Engineering posts that record implemented changes, measured results, numerical constraints and remaining experiments. Each post identifies its workload and measurement revisions; later code changes do not silently update those results.

• 2026-10-05: Optimizing Open-Jev in System1-Omni — PR-by-PR A/B records for the raw HF comparison, RMSNorm, SiLU, CUDA Graphs, Gated DeltaNet and native processing/runtime, with sourced comparison figures.