🔬 🦜✨Use OpenAI to transcribe audio + summarize with AI + save to Google Drive

⚡ 23,387 views · 🔬 Document Extraction & Analysis

Description

Automate Audio Transcription, AI Summarization, and Google Drive Storage

Who is this for?

Content Teams, Researchers, and Administrators who need to automatically process voice memos, meeting recordings, or interview audio into structured, searchable documents.

What problem does this solve?

Eliminates manual transcription work by automatically converting audio files into organized text documents with AI analysis, while maintaining human oversight through approval workflows.

What this workflow does

1. Smart Audio Processing:

   • Triggers when new .m4a files appear in Google Drive
   • Uses OpenAI’s Whisper for accurate transcription
   • Implements dual-format reporting (JSON + Markdown)

2. Human Oversight (optional):

   • Requires email approval before processing
   • 45-minute response window with escalation options

3. AI-Powered Analysis:

   • Generates structured JSON reports with:
     • Key points & action items
     • Sentiment analysis
     • Technical terminology glossary
   • Creates Markdown versions for easy reading

4. Document Management:

   • Stores raw transcripts + reports in Google Drive
   • Automatic file naming with timestamps
   • Sends completion alerts via Email/Telegram

Workflow visualization showing audio file processing path

Setup

1. Credentials Needed:

   • Google Drive API access
   • OpenAI API key (GPT-4o-mini)
   • Gmail & Telegram integrations

2. Configuration:

   • Set your Google Drive folder ID in 3 nodes
   • Update email addresses in Gmail nodes
   • Customize approval timeout in “Gmail User for Approval”

3. Customization Points:

   • File extension filters (.m4a)
   • AI report templates and prompts
   • Notification channels (Email/Telegram)

How to customize

• Approval Process: Add SMS/Teams notifications via additional nodes
• File Types: Modify filter node for .mp3/.wav support
• Analysis Depth: Adjust GPT-4 prompts in “Summarize to JSON” nodes
• Storage: Connect to Notion/Airtable instead of Google Drive

🔗 Nodes Used

Telegram, Google Drive, Gmail, Google Drive Trigger, Filter, OpenAI

📥 Import

Download workflow.json and import into n8n: Workflow menu → Import from File

📖 Importing guide · 🔑 Credential setup