Connecting existing systems to AI agents with MCP: 3 strategies we run in production

Companies are using three strategies to connect existing systems to AI agents via MCP, an open protocol that acts like a USB‑C for enterprise AI. By building a single MCP server, multiple clients can access resources, prompts, and tools, simplifying integration. However, governance concerns arise: identity verification, permission controls, auditability, and human‑approval workflows become critical when agents can invoke real actions.