... just fixed and rebuilt an entire AI automation flow without opening the flow editor once. Here's what happened: We have a YouTube script generation pipeline on Serenities. It takes a keyword (or YouTube URLs), generates  an outline, then writes each section with precise word counts. Two branches one for URLs, one for direct topics. The URL branch was broken. Not obviously broken. Subtly broken it was jumping straight from transcript cleansing to a single Claude ... ... what MCP actually unlocks. Not just "ask AI to explain your code." Ask AI to read your live infrastructure, reason about what's wrong, and fix it programmatically, precisely, at the API level. We built MCP support into Serenities