LETTERMCP — Page 2

Two protocols solve different layers of agent coordination in enterprise systems.

Unified traces across agent and MCP boundaries reveal hidden execution paths and costs.

Enterprises must extend SSO and SCIM to handle agent lifecycles that have no human departures.

Choose local for proprietary code, remote for shared team workflows, hybrid for both.

The exact sequence of requests and checks that happen when an agent calls an MCP tool.

Existing AI system inventories miss what agentic systems actually do.

MCP's loose authentication defaults enable widespread sandbox escapes across AI agent platforms.

Slack agents inherit enterprise access through a single click, bypassing security review.

Agent identity must be scoped, verified, and bound to purpose rather than borrowed from human users.

Banks deploying MCP agents now face regulatory gaps with no playbook yet written.

New monitoring catches AI agents drifting from approved behavior mid-session.