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AI Voice Agents

AI voice agents answer calls, qualify leads, book appointments, and handle FAQs - 24/7, at the cost of a fraction of a human rep. We design, build, and deploy production voice agents for insurance, lead gen, and customer support.

Nub Labs builds custom AI voice agents for insurance agencies, lead generation companies and customer support teams that handle high call volumes. We build on Vapi, Retell AI, Twilio, Deepgram and ElevenLabs, and stay platform-agnostic so the choice is driven by latency, cost and integration needs. Each agent is built around your own scripts, telephony stack and CRM, with human handoff when a call needs a person.

What we build

Deliverables

  • Inbound voice agents for lead qualification and FAQs
  • Outbound calling agents for follow-ups and appointment booking
  • Voice agents integrated with your CRM and calendar
  • Custom voices via ElevenLabs and Cartesia
  • Call recording, transcription, and analytics pipelines
  • Human handoff flows for complex or high-value calls

Who this is for

Ideal clients

Insurance agencies, lead gen companies, and customer support teams that need to handle high call volumes without proportionally scaling headcount.

FAQ

Common questions

How much does it cost to build a custom AI voice agent?

It depends on scope. Cost is driven by how many call workflows you need, how deep the CRM and telephony integration goes, whether a custom knowledge base is involved, and your compliance requirements. A single inbound agent is a much smaller build than a multi-workflow deployment. Nub Labs gives a fixed-price quote after a free 30-minute scoping call. Voice platform usage is billed separately by the provider on a per-minute basis.

Which voice AI platform do you build on - Vapi, Retell, or Bland?

We are platform-agnostic and choose based on latency, cost, and integration needs. We build on Vapi, Retell AI, Twilio, Deepgram, and ElevenLabs, and recommend the best fit during scoping rather than locking you into one vendor.

How long does it take to launch an AI voice agent?

A focused first agent typically goes live in 1-2 weeks. More complex multi-workflow deployments with CRM integration and call routing usually take 3-6 weeks, delivered in weekly milestones.

Can an AI voice agent qualify insurance and sales leads?

Yes. Our voice agents call new leads in seconds, ask qualifying questions, score and route them in real time, and book appointments directly into your calendar - common for insurance agencies and lead generation businesses.

Do you integrate the voice agent with our CRM?

Yes. We integrate with HubSpot, Salesforce, and custom CRMs, pushing call transcripts, outcomes, and structured lead data automatically so every call becomes a ready-to-action record.

Technologies

VapiRetell AIElevenLabsCartesiaDeepgramOpenAI RealtimeTwilioPython

Industries we serve

Ready to start?

Book a free 30-minute call and let’s see if we’re the right fit for your project.

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