
Berlin Builder Circle #3: Small Models in Production
Small models are moving from demos into production. Teams post-train them to replace the frontier-model calls their agents make thousands of times a day, and ship them on-device for privacy, offline use and cost. The hard parts rarely make it into talks: when it's worth it, which data and evals you can trust, what breaks after launch, and how runtimes and hardware behave on real devices. Berlin Bu





