Section 1

MCP Foundations

The Model Context Protocol is an integration contract between AI hosts and the systems they reach, and this section treats it as one: what it standardizes, what it leaves to hosts and servers, and what it costs in code and in context. It follows the ticketdesk incident server from the decision to build it to a dual-era deployment of three replicas, reading the 2026-07-28 wire from traces recorded with the official Python SDK.