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Zue AI Receptionist

Zue AI Receptionist

An AI-powered virtual receptionist that handles customer inquiries, schedules appointments, and manages leads across email, chat, and voice channels. Features hybrid RAG search with reranking, Cal.com integration for scheduling, Twilio for voice calls, and multi-language support for 17+ languages.

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Cloudflare Workers Hono Vectorize Voyage AI Next.js 14

Features

  • Multi-channel AI receptionist: embeddable chat widget, email automation, voice calls
  • Hybrid RAG search combining vector search with keyword search and reranking
  • Knowledge base learning from documents (PDF, Word, Excel, PowerPoint, Markdown) and website scraping
  • Automated appointment scheduling with Cal.com integration
  • Lead management with automatic scoring based on conversation engagement
  • 17+ language support responding in customer’s preferred language
  • Customizable branding for chat widget colors, logo, and positioning
  • Conversation history with summaries for all interactions
  • Email thread management maintaining context across conversations
  • OCR support for scanned documents using vision language models

Challenge

Businesses struggle to respond to customer inquiries 24/7 while managing scheduling logistics. Building an AI system that can hold natural conversations, search knowledge bases accurately, and autonomously book appointments requires sophisticated orchestration.

Solution

Deployed on Cloudflare Workers edge for low latency globally. Implemented hybrid search combining vector embeddings and keyword search with Voyage AI reranking for accurate responses. Integrated Cal.com for real-time availability checking and booking.

Highlights

  • Hybrid RAG with reranking for accurate responses
  • Autonomous appointment booking via Cal.com
  • 17+ languages with automatic detection