/build-zoom-video-sdk-app Background reference for fully custom video-session products. Prefer first when the boundary between Meeting SDK and Video SDK is still unclear. Build custom video experiences powered by Zoom's infrastructure. Hard Routing Guardrail (Read First) - If the user asks for custom real-time video app behavior (topic/session join, custom rendering, attach/detach), route to Video SDK. - Do not switch to REST meeting endpoints for Video SDK join flows. - Video SDK does not use Meeting IDs, , or Meeting SDK join payload fields ( , ). Meeting SDK vs Video SDK | Feature | Meetin…