Smart Telegram assistant: voice, image, doc processing

This automation workflow builds a multimodal AI assistant in Telegram with long-term memory and external service integration. It converts voice, images, PDFs, and text into structured context, stores it in MongoDB Atlas vector store, and enables actions in Gmail. Ideal for turning Telegram into a hub for personal knowledge and business communication.

## Who it´s for
- Telegram bot owners wanting to build a smart assistant with memory
- Professionals who need to save and recall information from voice and photo messages
- Managers using Telegram for communication and requiring Gmail integration
- Developers building RAG systems with vector stores
- Entrepreneurs automating personal knowledge and correspondence

## What the automation does
- Ingests messages from Telegram: text, voice notes, photos, documents (PDF)
- Transcribes voice via Whisper, analyzes images via GPT-4o, extracts text from PDFs via ConvertAPI
- Vectorizes and stores data in MongoDB Atlas for long-term memory and semantic search
- LangChain agent powered by GPT-4o processes queries with full context and history
- Can search and send emails via Gmail upon user command
- Returns responses directly in Telegram as text or email references

## What´s included
- Ready-to-use n8n workflow
- Trigger logic for all input types: text, voice, images, documents
- Integrations with Telegram, Gmail, OpenAI, ConvertAPI, MongoDB Atlas
- Basic setup and adaptation guide

## Requirements for setup
- n8n account (cloud or self-hosted)
- Telegram Bot API access
- Gmail account with third-party app access enabled
- OpenAI account with GPT-4o access
- MongoDB Atlas instance with vector search configured
- ConvertAPI key for PDF processing

## Benefits and outcomes
- Centralize information from multiple formats into a unified context
- Query past voice and photo messages naturally
- Automatically extract and index content from documents
- Quickly search Gmail threads directly from Telegram
- Send emails without leaving the chat
- Support complex RAG scenarios with persistent memory

## Important: template only
Important: you are purchasing a ready-made automation workflow template only. Rollout into your infrastructure, connecting specific accounts and services, 1:1 setup help, custom adjustments for non-standard stacks and any consulting support are provided as a separate paid service at an individual rate. To discuss custom work or 1:1 help, contact via Telegram: @gleb923.