Agent Systems Are Failing at Trust Boundaries. We Ran 332 Tests to Prove It.
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There is a category failure happening in AI agent deployments right now: teams are wiring up tool-calling LLMs, multi-agent delegation chains, and payment protocols, then shipping them to production with no adversarial testing at the trust boundaries. In too many deployments, trust-boundary testing is effectively nonexistent. I spent the last three months building the tests that should exist but don't. This post shares what we found. The Core Problem Agent frameworks solve orchestr