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Applied AI·July 17, 2026·1 min read

Brex built its AI agent policy by watching what agents actually do, not by writing rules first

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Brex learning that traditional guardrails couldn’t safely contain agents with real API keys and service accounts is the operational reality check for agentic AI. If you’re piloting agents, instrument behavior first and derive policy from observed failure modes instead of starting with a static rules doc.

Applied AI

Agents think in milliseconds, legacy infrastructure doesn't. LinkedIn, Walmart and Zendesk shared how they closed the gap at VB Transform 2026

If LinkedIn, Walmart, and Zendesk all say legacy infra is the real bottleneck for AI agents, the constraint has shifted from model quality to system latency and orchestration. Before you chase the next model upgrade, profile your end-to-end request path — network hops, DB calls, service fan-out — and remove the 100–500 ms anchors.