Instant voice AI available on demand. Dial in, talk,
and get answers in real time.
Three steps. Zero friction.
Select your desired call duration using the interactive pricing calculator below. Only pay for what you use.
Call the hotline number from any registered device. Landlines, smartphones, or feature phones — all supported.
Speak naturally with our low-latency conversational AI. No menus. No waiting. Just answers.
Production-grade AI delivered over plain old telephone lines.
Natural voice response with near-zero lag. Our infrastructure is engineered for sub-second conversational turn-taking.
Works on landlines, smartphones, or feature phones. If it can make a phone call, it works with Line Zero.
Remembers your preferences and past conversations. Every call picks up exactly where you left off.
$0.025 per minute. No subscriptions. No hidden fees.
Our team is here to help with any inquiries or support.