Architecture comparison
AI/LLM
Trains and serves its own GPT frontier models on Microsoft Azure supercomputers (custom GPU clusters). Product data on Azure stores; the API/Responses platform fronts the models for developers.
AI/Search
Answer engine on AWS combining a real-time search/index layer with RAG over multiple LLMs; serves its own fine-tuned Sonar models plus frontier and open models. Exposes a metered Sonar API + Agent API.