My AI Caught a £3,200 Scope Creep at 3am While I Was Asleep—Here's the Notion MCP System I Built

A developer built Contract OS, an autonomous AI agent using Notion MCP and Claude AI that monitors freelancer contracts every 6 hours by reading Gmail, Google Calendar, and Notion databases to detect scope creep, late payments, and revision abuse. The system automatically writes health scores, breach alerts, and draft response emails back into Notion, functioning as a continuous loop that operates without manual intervention.