Post-call vs real-time integration
A post-call integration pushes a transcript, summary or record to another system after a call ends. A real-time integration lets the receptionist query a system during the call and answer the caller from live data.
Also called: post-call integration, real-time integration, after-call sync, mid-call lookup
The two describe the same connection, a receptionist talking to a CRM, calendar or database, at different moments. Post-call is one-way and after the fact: the conversation finishes, and a summary, transcript or contact record is sent to the tool the business already uses. Nothing the caller says changes what they are told; the value is that no one has to type up the call.
Real-time integration happens while the caller is still on the line. The receptionist recognizes that it needs information it does not have ("is my order shipped?", "when is my next appointment?"), calls the relevant system through a function or API, and uses the answer in its next sentence. That is the difference between taking a message and answering the question.
Real-time integration depends on function calling and on a call flow that knows which system to ask and what to do with the answer, so it is more work to set up and to keep working. Post-call integration is simpler and covers most record-keeping needs. Many deployments use both: answer from live data during the call, then sync the outcome afterwards.