← All resources

Technical · 4 min read

Why AI phone calls feel slower than browser tests

Turn-based phone audio vs. real-time streaming—and what's coming next.

Illustration of an AI voice conversation, transcript and human handoff

Two different pipelines

Browser tests use real-time speech-to-speech. Classic phone calls transcribe, think, then speak, which adds a couple of seconds.

What Revenue Relay already does

Pre-rendered greetings, streamed replies and shorter turns cut the wait substantially.

Live phone engine

A live engine that brings browser-style real-time voice to phone calls is built and awaiting its hosting setup.

Design partners welcome

Let's build your calling agent.

Book a design-partner call