YouTube video optimization & cross-platform distribution with GPT-4o

by Țugui Dragoș ✓ · 636 views · created 2025-12-14 · Social Media, Multimodal AI

What this workflow does

This AI workflow has 43 nodes and runs when an HTTP GET request hits its webhook URL (plus 1 other trigger). Along the way it connects YouTube, LinkedIn, X (Formerly Twitter) and Facebook Graph API and 4 more.

How it runs

Trigger: When an HTTP GET request hits its webhook URL (plus 1 other trigger).

1. Workflow Configuration (Edit Fields (Set)): sets 22 fields: videoId, channelId, competitorApiUrl…
2. Fetch Video Analytics (YouTube): get (video)
3. Get Video Details (YouTube): get (video)
4. Aggregate Analytics Data (Code): runs custom JavaScript code
5. Prepare SEO Prompts (Edit Fields (Set)): sets 5 fields: videoTitle, videoDescription, videoTags…
6. Calculate Engagement Score (Code): runs custom JavaScript code
7. Fetch Competitor Data (HTTP Request): calls an HTTP API
8. Fetch Trending Topics (HTTP Request): calls an HTTP API
9. Detect High Engagement (If): checks a condition and branches into true / false
10. Competitor Comparison (Code): runs custom JavaScript code

…plus 31 more steps. See the full node list below.

Services it uses

YouTubeLinkedInX (Formerly Twitter)Facebook Graph APISendGridGoogle SheetsSlackOpenAI

Before you upgrade to n8n 3.0

Nodes used (15)

• Webhookn8n-nodes-base.webhook
• Edit Fields (Set)n8n-nodes-base.set
• YouTuben8n-nodes-base.youTube
• HTTP Requestn8n-nodes-base.httpRequest
• Coden8n-nodes-base.code
• Ifn8n-nodes-base.if
• LinkedInn8n-nodes-base.linkedIn
• X (Formerly Twitter)n8n-nodes-base.twitter
• Facebook Graph APIn8n-nodes-base.facebookGraphApi
• SendGridn8n-nodes-base.sendGrid
• Google Sheetsn8n-nodes-base.googleSheets
• Slackn8n-nodes-base.slack
• Schedule Triggern8n-nodes-base.scheduleTrigger
• Mergen8n-nodes-base.merge
• OpenAI@n8n/n8n-nodes-langchain.openAi

From the author

This workflow automates the post-publish process for YouTube videos, combining advanced SEO optimization, cross-platform promotion, and analytics reporting. It is designed for creators, marketers, and agencies who want to maximize the reach and performance of…

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