Analysis · curated 2 Sep 2026

One Question, Every Tool Call: Runtime Governance

Coverage timeline

1 Sep 2026arcade.dev

Single-source analysis — first reported, latest, and curated coincide.

Why it matters

Runtime governance at the tool boundary addresses a real agentic-AI failure mode—crafted messages driving agents to reckless tool calls—by denying unauthorized actions before they reach downstream systems.

An Arcade.dev thought-leadership post argues that agent security should be enforced through runtime governance at the tool-call boundary, where a control plane asks whether a given agent, on behalf of a given user, may take a specific action on a resource before any call executes. The piece frames this as an architectural alternative to guardrails, addressing prompt-injection-style abuse and the identity pitfalls of agent service accounts versus inherited user access.