AI agents are usually discussed as a model-safety problem. Will the model hallucinate? Will it answer incorrectly? Will it follow a malicious prompt? Those questions matter, but they are not the whole boundary. The more dangerous moment appears when an AI agent, workflow, MCP tool, CI/CD job, or privileged automation receives authority to act. That authority may include API access, cloud roles, secrets, workflow execution, production access, payment authority, remediation rights, or regulated data access. At that point the question is no longer only: “Is the model safe?” The more important question is: “Should this actor, with this intent, in this current context, receive authority to act?” AI Admissibility is built around this boundary. It is not a scanner, monitor, audit log, chatbot guardrail, or post-event observability layer. It is an external pre-execution admission boundary. The rule is simple: No Admission = No Execution.…