Sub-Second Latency

AI Avatars & Real-Time Voice Agents

Transform customer service, product demonstrations, and sales with real-time AI Voice Agents and Interactive Video Avatars. Retkee Tech engineers conversational voice bots powered by WebRTC, LiveKit, Whisper, and ElevenLabs with natural human intonation.

Timeline: 3 - 7 Weeks
Starts from $3,200

What we build

  • Ultra-Low Latency Conversational Voice Bots (<500ms)
  • Photorealistic 3D / 2D Interactive Digital Avatars
  • Multilingual Real-Time Speech Recognition & Synthesis
  • Inbound & Outbound AI Phone Call Automation (Twilio/LiveKit)
  • Emotion Recognition & Contextual Sentiment Analysis
  • Instant CRM Lead Logging & Meeting Scheduler Tools

What you receive

  • Custom voice agent pipeline integrated with telephony
  • Interactive avatar web widget with lip-sync animation
  • Prompt orchestration and tool-calling backend
  • Call transcript logs & sentiment analytics dashboard

Technology stack

LiveKitWebRTCWhisperElevenLabsTwilioPythonFastAPIDeepgramTavus

Common questions

How long does a AI Avatars & Real-Time Voice Agents project take?

A typical project takes 3 - 7 Weeks. The exact timeline depends on your scope and is confirmed in the proposal.

What does it cost?

Projects start from $3,200. You receive a written quotation after a discovery call, and you can get a quick figure from our cost estimator.

What will I receive at the end?

Custom voice agent pipeline integrated with telephony. Interactive avatar web widget with lip-sync animation. Prompt orchestration and tool-calling backend. Call transcript logs & sentiment analytics dashboard.

Who owns the code and the work?

You do. Source code, designs and documentation are transferred to you as set out in the project agreement.

Do you support the product after launch?

Yes. Every project includes a 90-day warranty for defects, and you can continue with a maintenance and support plan after that.

Have a project in mind?

Tell us what you want to build. We will come back with a clear scope, timeline and cost.