Agent Harness vs Agent Framework vs MCP: Which Layer Owns the Loop, State, Tools, Permissions, and Recovery
Harness, framework, and MCP get used interchangeably in agent structure discussions. They aren’t the similar factor. They sit at completely different layers, personal completely different obligations, and more and more overlap at the edges. This article separates the 3 with 1 query. Which layer owns the execution loop, state, instrument transport, permissions, and restoration? The…
