A working reference for adopting Claude safely in the enterprise, built on the AI Control Architecture. Enterprises want to put Claude to work. The thing that stops them is not capability, it is control. The moment an agent can read your systems, call tools, and act through MCP, it holds real authority inside your business. The model is probabilistic; the authority it exercises is not. And "we trust the model to behave" is not a control a security team can sign off on.