Quick Answer Azure AI Foundry vs Azure OpenAI Service: Choosing between Azure AI Foundry and Azure OpenAI Service hinges on governance, observability, cost, and latency. The blog explains trade‑offs and offers a decision matrix for production workloads. Governance, Observability, Cost at Scale When you move from a proof‑of‑concept to a multi‑tenant, latency‑sensitive service, the surface‑level differences between Azure AI Foundry and Azure OpenAI Service become operational pa...