Email Promotions to Podcast Audio – n8n Automation Template

October 14, 2025

Aladuddin Aladin

This workflow automatically transforms your Gmail promotional emails (labeled as CATEGORY_PROMOTIONS) into short, engaging audio podcasts. Using AI summarization and text-to-speech (TTS), the content is condensed, converted into speech, and delivered directly to a Telegram chat. Perfect for staying updated on promotions while on the goโ€”no more reading, just listen!

Features:

  • ๐Ÿ“ฉ Gmail Trigger โ€“ Fetches new promotional emails every minute.
  • โœจ Smart Summarization โ€“ Uses AI (OpenAI + LangChain) to create concise, newsletter-style summaries optimized for TTS.
  • ๐Ÿงน Cleanup Step โ€“ Removes unnecessary email metadata before processing.
  • ๐Ÿ—ฃ๏ธ Text-to-Speech Conversion โ€“ Converts summaries into natural-sounding audio.
  • ๐ŸŽถ Audio Processing โ€“ Converts base64 audio into file format and merges text + audio.
  • ๐Ÿ“ฆ Data Aggregation โ€“ Collects and organizes final outputs.
  • ๐Ÿ“ฒ Telegram Delivery โ€“ Sends audio messages with captions directly to a Telegram chat.

Use Case

Ideal for marketers, content creators, or busy professionals who want to consume promotional content hands-free as podcasts.

About the author

Alauddin Aladin is an AI Automation expert helping businesses streamline operations, boost productivity, and scale effortlessly using tools like Make.com and n8n. With over a decade of experience in digital systems and automation strategy, Alauddin empowers entrepreneurs to save time and grow smarter through intelligent workflows and AI-driven solutions.

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