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Summarize youtube videos from transcript for social media

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Important notice

This workflow is provided as-is. Please review and test before using in production.

1. Workflow Overview

YouTube Video Summarizer for Social Media Turn any YouTube video into a short, structured summary using AI — perfect for content creators, marketers, or social media managers. What We Built W...

Best for

  • Content Creation automation workflows
  • AI Summarization automation workflows
  • intermediate n8n builders looking for reusable templates

Tools used

n8n-nodes-base.formtrigger, @n8n/n8n-nodes-langchain.agent, @n8n/n8n-nodes-langchain.lmchatgooglegemini, n8n-nodes-base.googledocs, n8n-nodes-base.set, n8n-nodes-base.httprequest, n8n-nodes-base.code

Source and attribution

This workflow is cataloged by N8N Workflows and links back to its original n8n.io source page by Evoort Solutions.

Original n8n.io source

1.1 Workflow description

Title
Summarize youtube videos from transcript for social media
Workflow name
Summarize youtube videos from transcript for social media

🎥 YouTube Video Summarizer for Social Media

Turn any YouTube video into a short, structured summary using AI — perfect for content creators, marketers, or social media managers.


🔧 What We Built

We created a no-code automation in n8n that:

  • Accepts a YouTube Video ID via a form
  • Fetches the video transcript using an external API
  • Summarizes the transcript using AI (Google Gemini)
  • Automatically saves the summary to Google Docs for team use

🧩 Flow Overview

Step Description
Form Trigger User submits a YouTube video ID using an n8n form
🔁 Set Node Maps the YouTube video ID for use in the API request
🌐 HTTP Request (External API) Calls the YouTube Transcriptor AI API via RapidAPI to fetch transcript
🧹 Formatter (Code Node) Joins transcript lines into a readable text block
🧠 AI Agent + Google Gemini (via Langchain) Summarizes the full transcript into bullet points and tone
🧽 Optimizer (Code Node) Extracts just the summary from the AI response
📝 Google Docs Node Appends the clean summary to a shared Google Doc

🌍 Real-World Problem Solved

❌ The Challenge

  • Creators and marketers waste hours watching full videos just to extract the key points.
  • Manual summarization is inconsistent, repetitive, and delays content planning.

✅ Our Solution

  • ⏱️ Reduces time spent watching videos
  • 🧠 AI-powered summaries keep tone consistent and structured
  • 📄 Auto-sync with Google Docs makes summaries instantly available for teams

🔥 Bonus: This uses the YouTube Transcriptor AI API, so no need to manually scrape captions or use browser extensions.


🚀 Ideal Use Cases

  • Repurpose YouTube content into Instagram Reels, LinkedIn posts, or blog content
  • Build a video summary library for your editorial team
  • Quickly extract talking points from podcast episodes

🛠️ Tech Stack

  • n8n – workflow automation engine
  • YouTube Transcriptor AI API – via RapidAPI
  • Google Gemini (via Langchain) – AI summarization
  • Google Docs – stores the final summary
  • JavaScript nodes – custom text parsing & formatting

💡 Want to customize it? Add Slack, Airtable, Notion, or Tweet auto-posting to expand the flow.

Create your free n8n account and set up the workflow in just a few minutes using the link below:

👉 Start Automating with n8n

Save time, stay consistent, and grow your LinkedIn presence effortlessly!

1.2 Logical Blocks

This catalog entry is organized from the workflow JSON. The node-level section below shows the executable blocks available for review before importing the template.

2. Block-by-Block Analysis

Block 1 - On form submission

Type / Role
n8n-nodes-base.formTrigger - formTrigger
Config choices
Version 2.2

Block 2 - AI Agent

Type / Role
@n8n/n8n-nodes-langchain.agent - agent
Config choices
Version 2

Block 3 - Google Gemini Chat Model

Type / Role
@n8n/n8n-nodes-langchain.lmChatGoogleGemini - lmChatGoogleGemini
Config choices
Version 1

Block 4 - Google Docs

Type / Role
n8n-nodes-base.googleDocs - googleDocs
Config choices
Version 2

Block 5 - Mapper

Type / Role
n8n-nodes-base.set - set
Config choices
Version 3.4

Block 6 - Youtube Transcriptor

Type / Role
n8n-nodes-base.httpRequest - httpRequest
Config choices
Version 4.2

Block 7 - Formator

Type / Role
n8n-nodes-base.code - code
Config choices
Version 2

Block 8 - Optimizer

Type / Role
n8n-nodes-base.code - code
Config choices
Version 2

3. Summary Table

Workflow Summarize youtube videos from transcript for social media
Complexity intermediate
Nodes 8
Categories Content Creation, AI Summarization
Author Evoort Solutions
Published 25 Jun 2025

4. Reproducing the Workflow from Scratch

  1. 1. Download the workflow JSON

    Use the JSON export at /data/workflows/5292/5292.json as the source template for this automation.

  2. 2. Import the template into n8n

    Open n8n, import the downloaded JSON, and review each node before activating the workflow.

  3. 3. Configure credentials and variables

    Replace placeholder credentials, API keys, webhook URLs, account IDs, and environment-specific values with your own settings.

  4. 4. Test with sample data

    Run the workflow manually or in a staging workspace, inspect node output, and confirm downstream systems receive the expected data.

  5. 5. Activate and monitor

    Enable the workflow only after testing, then monitor executions, errors, and rate limits during the first production runs.

5. General Notes & Resources

Review imported nodes carefully before activation. This catalog entry is intended to help you inspect the workflow structure, understand required services, and find related templates faster.

Node names, credentials, schedules, webhook paths, and external service limits may need adjustment for your workspace.

Frequently asked questions

What does Summarize youtube videos from transcript for social media do?

YouTube Video Summarizer for Social Media Turn any YouTube video into a short, structured summary using AI — perfect for content creators, marketers, or social media managers. What We Built W...

What do I need before importing this workflow?

Review the workflow JSON, configure any required credentials in n8n, and test the automation in a safe workspace before using it in production.

Can I customize this workflow?

Yes. Use the block-by-block analysis and the downloadable JSON to inspect each node, then adjust credentials, prompts, schedules, filters, or destinations for your Content Creation, AI Summarization use case.