How we built and improved an LLM layer for talking to buyers (Как мы строили и улучшали LLM‑слой для общения с покупателями)
Rollout of real sends went 10%, 30%, 50%, 100%, with dry run as default and sends held when the model layer failed.
605 of 655specialists' closing messages that also invited the buyer to write again, which defeated keyword rules