This article was originally published on Medium (Google Cloud Community) . Cloud LLMs are great for production. But during development, every API call has latency, costs money, and requires credentials. What if the LLM ran on your machine, right next to your agent? In my previous article , I built a football statistics agent using Google ADK , BigQuery MCP via Cloud API Registry, and Gemini 2.5 Flash as the LLM — deployed to Cloud Run and Vertex AI Agent Engine. In this articl...