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Icephone

Icephone

A comprehensive AI-powered voice agent platform designed to automate sales outreach, customer service, and lead management. Combines conversational AI with CRM capabilities, enabling businesses to deploy intelligent voice agents for outbound calls, inbound inquiries, and multi-touch campaigns at scale. Features RAG-powered knowledge bases and multi-provider voice synthesis.

Next.js 15 Vapi AI pgvector ElevenLabs LangChain Cloudflare

Features

  • AI voice agents with configurable personalities and multi-provider voice synthesis (ElevenLabs, PlayHT, Cartesia)
  • Campaign management system for large-scale outreach with scheduling and analytics
  • RAG-powered knowledge base supporting PDFs, websites, Google Docs, and images
  • Lead pipeline management with customizable stages and deal tracking
  • Real-time call analytics with sentiment analysis and conversion tracking
  • Multi-channel communication tracking for calls, SMS, and email
  • Phone number management with routing rules and voicemail settings
  • Browser-based voice call widget for testing and live interactions

Challenge

Creating a voice AI platform that could handle complex sales conversations naturally while integrating with existing CRM workflows, supporting multiple voice providers, and scaling to enterprise-level campaign volumes.

Solution

Built on Vapi AI SDK for realistic voice conversations with multi-provider support. Implemented a sophisticated RAG system with multimodal embeddings for knowledge retrieval during calls. Designed a campaign orchestration system with configurable queues and real-time analytics.

Highlights

  • Multi-provider voice synthesis for natural conversations
  • RAG system enables agents to access company knowledge in real-time
  • Campaign system scales to enterprise outreach volumes