The best architecture rarely places all intelligence in one location. Strong systems distribute responsibilities according to the physical constraints of the device and the operational value of centralised learning.
Keep urgent decisions close
Safety responses, millisecond control loops, privacy-sensitive processing, and functions that must survive disconnection generally belong at the edge.
Use the cloud for collective context
Fleet-wide optimisation, model training, historical analysis, policy management, and cross-site comparison benefit from central compute and broader data.
Design a cooperative system
Use the edge for immediate inference and graceful degradation while the cloud coordinates models, policy, monitoring, and improvement. Measure bandwidth and compute rather than relying on intuition.
Strong technology begins with the complete operating context. Connect the disciplines early, validate against real constraints, and design for the lifecycle—not merely the launch.