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Sellu Voice, SMS & Email Agents

The phone gets answered. Every time. In two languages.

Chart: AI agents cover all 168 hours a week versus 45 staffed business hours

Missed calls are missed revenue — and covering a phone 24/7 costs about four full-time salaries. Most businesses just… don't.

AI agents built on Vapi and ElevenLabs voice with Twilio SMS and SendGrid email: they answer with natural voice, qualify, book appointments, follow up by text and email, and hand off to a human the moment one is needed — in English and Spanish.

Sellu voice, SMS and email agents system diagram
  • 24/7 coverage vs. ~4.2 full-time hires ($150K+/year loaded) to staff a phone around the clock
  • Voice + SMS + email in one agent — the follow-up channel matches the customer, not the tool
  • Powering our own client intake — the same agents that answer for us can answer for you

24/7 staffing at 4.2 FTEs is the standard shift-coverage math including weekends and turnover.

This is the technology behind our own front door.

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Your industry isn't too different. The bottlenecks never are.

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