Answer Questions with Factual Web Search using Telegram, Tavily and GPT-5

Description

🧠 Telegram Search Assistant — Tavily + AI/ML API

This n8n workflow lets users ask questions in Telegram and receive concise, fact-based answers.
It performs a web search with Tavily, then uses AIMLAPI (GPT-5) to summarize results into a clear 3–4 sentence reply.
The flow ensures grounded, non-hallucinated answers.

🚀 Features
📩 Telegram-based input
⌨️ Typing indicator for better UX
🔎 Web search with Tavily (JSON results)
🧠 Summarization with AIMLAPI (openai/gpt-5-chat-latest)
📤 Replies in the same chat/thread
✅ Guardrails against hallucinations

🛠 Setup Guide

1. 📲 Create Telegram Bot
Talk to @BotFather
Use /newbot → choose a name and username
Save the bot token

2. 🔐 Set Up Credentials in n8n
Telegram API**: use your bot token
Tavily**: add your Tavily API key
AI/ML API**: add your API key
Base URL: https://api.aimlapi.com/v1

3. 🔧 Configure the Workflow
Open the n8n editor and import the JSON
Update credentials for Telegram, Tavily, and AIMLAPI

⚙️ Flow Summary

| Node | Function |
|--------------------------|-----------------------------------------------|
| 📩 Receive Telegram Msg | Triggered when user sends text |
| ⌨️ Typing Indicator | Shows “typing…” to user |
| 🔎 Web Search | Queries Tavily with user’s message |
| 🧠 LLM Summarize | Summarizes search JSON into a factual answer |
| 📤 Reply to Telegram | Sends concise answer back to same thread |

📁 Data Handling
By default: no data stored
Optional: log queries & answers to Google Sheets or a database

💡 Example Prompt Flow

User sends:

When is the next solar eclipse in Europe?


Bot replies:
The next solar eclipse in Europe will occur on August 12, 2026.
It will be visible as a total eclipse across Spain, with partial views in much of Europe.
The maximum eclipse will occur around 17:46 UTC.

🔄 Customization
Add commands: /help, /sources, /news
Apply rate-limits per user
Extend logging to Google Sheets / DB
Add NSFW / profanity filters before search

🧪 Testing
Test end-to-end in Telegram (not just “Execute Node”)
Add a fallback reply if Tavily returns empty results
Use sticky notes for debugging & best practices

📎 Resources
🔗 AI/ML API Docs
🔗 Tavily Search API