Turn meeting transcripts or audio into Google Docs action summaries with Groq Whisper, OpenRouter, and Google Docs Workflow Solution

Workflow overview

Why this workflow matters

Supports knowledge capture and document intelligence use cases.

Meeting Transcript → AI Summary & Google Doc (Text + Audio) Turn raw meeting transcripts or audio recordings into structured, ready-to-share Google Docs — automatically. No manual note-taking, no copy-pasting. What It Does Send a meeting transcript (text or audio file) via a webhook and this workflow will: Auto-detect whether you sent text or an audio file Transcribe audio using Groq Whisper (free — 28,800 sec/day) Use AI to extract a structured summary via OpenRouter Create a formatted Google Doc with 4 clearly defined sections: 📌 Executive Summary (2–3 sentences) ✅ Key Decisions Made 📋 Action Items (with Owner & Deadline) 🗓️ Suggested Next Meeting Agenda Return the Google Doc link instantly in the webhook response Who Is This For Teams and managers who want automatic meeting notes without extra tools Anyone recording calls or meetings who needs structured follow-ups fast Operations and project managers tracking decisions and action items How It Works Trigger — Send a POST request to the webhook with either: JSON body: transcript, meeting_title, meeting_date Multipart form-data: audio file (.mp3, .mp4, .wav, .m4a) Route — An If node detects whether text or audio was sent Transcribe (audio path only) — Groq Whisper transcribes the audio Summarize — OpenRouter AI (GPT-4o-mini) structures content into JSON Format — A Code node builds the final document content Publish — A Google Doc is created and the summary is written into it Respond — Webhook returns the doc title, URL, and summary preview Requirements | Service | Purpose | Cost | |---|---|---| | Groq | Audio transcription (Whisper) | Free (28,800 sec/day) | | OpenRouter | AI summarization | Free models available | | Google Docs OAuth2 | Create & write documents | Free | Setup Steps Groq Credential Get a free API key at console.groq.com In AlekSystem → Settings → Credentials → New → Header Auth Set Name: Authorization, Value: Bearer YOUR_GROQ_KEY Select this credential in the Transcribe Audio node OpenRouter Credential Get a free API key at openrouter.ai In AlekSystem → Settings → Credentials → New → Header Auth Set Name: Authorization, Value: Bearer YOUR_OPENROUTER_KEY Select this credential in the Call AI API node Google Docs In AlekSystem → Settings → Credentials → New → Google Docs OAuth2 Sign in and allow access Select this credential in both Google Docs nodes Activate the workflow and copy the webhook URL from the trigger node Example Request (Text) POST to your webhook URL with: { "transcript": "John: Let's move the launch to Q3...", "meeting_title": "Q2 Planning Sync", "meeting_date": "2025-05-05" } Example Request (Audio) POST with multipart/form-data: audio → your audio file (.mp3, .mp4, .wav, .m4a) meeting_title → optional meeting_date → optional

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