# Turn conference contacts into Gmail follow-ups with Telegram, OpenAI and Google Sheets

> Quick overview Handshake AI turns every conference handshake into a follow-up. Send a Telegram card photo, voice note or text; OpenAI (and Groq for voice) extracts and researches the contact, saves it to Google Sheets, drafts a Gmail follow-up and sends an interactive Telegram card for review, sending and reminders. How it works 1. Triggers from a Telegram message/callback, a daily 9:00 schedule, a Sunday 18:00 schedule, or a self-call when one photo contains multiple cards. 2. Interprets the incoming message (photo, voice, text, command, reply edit, or button tap). Only chat IDs listed in allowedChatId can use the bot; until that is set, it only replies with its guide and your chat ID. 3. For photos, downloads the image from Telegram and uses OpenAI to extract one or more contact records; for voice notes, downloads and transcribes audio via Groq and then uses OpenAI to extract the contact; for plain text, uses OpenAI to structure the contact details. 4. Normalizes the contact data, ch

- **Domain**: `n8n-workflow-20410.n8n.io`
- **Provider**: n8n.io (https://n8n.io)
- **Kind**: workflow
- **Live-responds (last probe)**: None
- **Signed card**: False
- **Streaming**: False
- **Quality score**: 40%

## URLs
- Agent card: https://n8n.io/workflows/20410
- Page (HTML): https://agenstry.com/agents/n8n-workflow-20410.n8n.io
- Documentation: https://n8n.io/workflows/20410