Speech quality for Persian improved through 2026, but accent, noise, and domain jargon still break naive IVR replacements. Fully automated support for complex calls remains premature.

The right path starts with frequent, simple intents — stock, hours, order tracking — and keeps complaints and complex cases with humans. The key metric is containment without wrong routing.

Do not underestimate your own domain audio; a general model without your vocabulary will fail on the first real call spike.

Measure customer satisfaction separately from cost savings; fewer human calls that create callbacks are not a win.

Manager action: Pilot voice AI only on FAQ intents; keep complex complaints with humans and measure containment rate.