1Why Agents Need a ProtocolAgents can act, ask, remember, and delegate; protocols make those actions understandable, safe, and repeatable across systems.Advanced 2MCP Servers, Tools & ResourcesA first-principles guide to how Model Context Protocol servers expose actions and data to AI applications safely.Advanced 3Capability Discovery & NegotiationHow software systems learn what each other can do, choose a safe common path, and keep working as capabilities change.Advanced 4Security & Trust BoundariesA practical guide to deciding where trust begins, where it ends, and what must be checked every time something crosses that line.Advanced 5Interop Patterns Across VendorsInteroperability is not magic glue; it is a set of choices about contracts, adapters, identity, data, and the cost of change.Advanced