How to build a Telegram bot with AI for business?
Quick Answer
Build an AI Telegram bot using: Telegram Bot API + webhook to your server, n8n/Make for no-code approach, or custom Node.js/Python backend. Connect to GPT/Claude API for responses, add a vector database for RAG (knowledge base), and implement conversation memory for context-aware interactions.
Detailed Answer
Architecture Options
Option 1: No-Code (n8n/Make)
Best for: Quick prototypes, simple bots Cost: $20-50/month Time to build: 1-2 days
Option 2: Low-Code (Botpress, Voiceflow)
Best for: Complex conversational flows Cost: $0-500/month Time to build: 1-2 weeks
Option 3: Custom Development
Best for: Production systems, full control Cost: $50-500/month (infra + API) Time to build: 2-6 weeks
Key Features to Implement
- Conversation Memory - Store chat history per user, summarize long conversations
- Knowledge Base (RAG) - Upload company documents, product catalogs
- Multi-language Support - Auto-detect user language
- Analytics - Message counts, popular queries, user satisfaction
Business Use Cases
| Use Case | Complexity | Est. Cost |
|---|---|---|
| FAQ Bot | Low | $20-50/mo |
| Lead Qualification | Medium | $50-200/mo |
| Customer Support | Medium | $100-500/mo |
| Sales Assistant | High | $200-1,000/mo |
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