Your First AI Agent Will Go Fine. Your Fiftieth Is Where Things Get Interesting.

Scaling AI agents from a handful to dozens exposes critical operational gaps that most teams only discover after something breaks. Key failure modes include losing track of which agents are running and who owns them, agents accumulating excessive permissions beyond their intended scope, prompt injection vulnerabilities inherent to agents that read untrusted content, and cascading failures in multi-agent chains that are nearly impossible to debug without full traces. Only 14.4% of agents go live with full security approval, and 60% of organizations can't terminate a misbehaving agent. The post argues that governance — registries, governed endpoints, access controls, observability, and kill switches — is the real bottleneck at scale, not model performance. It concludes by introducing Portkey's Agent Gateway as a solution to these problems.