Where AI Runs Is Becoming an Executive Decision
Why this matters now Enterprise AI architecture now has a new decision layer: where inference should run. Local runtimes are maturing across devices and edge systems, while cloud remains the fallback for difficult work. Placement changes latency, data exposure, resilience, cost, field support, and the security perimeter, so it belongs in product and operating-model reviews—not only in infrastructure diagrams. The strongest signal is hybrid. Local models can handle bounded tasks, preserve operation through connectivity gaps, and keep some sensitive data close to its source. But they still require explicit escalation rules, target-specific validation, lifecycle management, and observability. OpenPhone's experimental 3B mobile agent reached 15.2% task success alone and routed roughly 65% of collaborative steps to cloud models. The lesson is not that edge AI failed. It is that local inference is becoming an execution tier, not a declaration of independence from the cloud. For leaders i...