Host Your Own AI Phone Assistant: OpenAI Real-Time API with Fritz!Box, Asterisk & n8n on a Synology NAS
What you’re building in this tutorial is not an answering machine. It’s an AI phone assistant that automatically answers calls, conducts a structured conversation – asking for the caller’s name, their request, and its urgency – and then sends you a complete email summary. All in natural language, in German. The whole thing runs on your Synology […]









