AI Voice Calling Agents
Outbound calls to US investors and owners
Voice agents that call back leads with per-lead variables, writing transcripts, summaries and sentiment back to the sheet. A Telnyx ↔ OpenAI Realtime media bridge in FastAPI cuts reply latency, with a G.711 pass-through mode that skips transcoding entirely. The bigger lever turned out to be server region: about 20–40 ms added per round trip from US East, against 450–550 ms from Dubai.