Zubin Pratap

TTS Model vs. Voice: They're Not the Same

A TTS model generates speech. But the model and the voice it speaks with are not the same thing — and confusing them leads to poor voice AI design decisions.

Why Precision / Recall Matters So Much

Accuracy sounds like the right metric until your model scores 90% by doing nothing. Here's why precision and recall tell a more honest story — and why it matters for voice AI.

A Guide to Choosing Voice AI Models

A practical framework for evaluating ASR, TTS, and turn-detection models against your real-world use case — not lab conditions.

A Beginner's Guide to Voice AI Terminology

A plain-language glossary of the 20 key terms you need to understand, evaluate, and build conversational voice AI.