Generate social media posts with GPT-4 for LinkedIn, X, and Facebook
Automatically generates engaging marketing posts using OpenAI and publishes them across LinkedIn, Twitter (X), and Facebook. Creates platform-optimized content with hashtags, emojis, and proper formatting. How it works 1. Trigger — Runs daily at 10 AM or manual trigger for on-demand content 2. Generate — Creates tailored marketing content using OpenAI GPT-4 based on topic/theme 3. Optimize — Customizes content for each platform (character limits, hashtags, tone) 4. Review — Optional human approv
At a glance
Generate social media posts with GPT-4 for LinkedIn, X, and Facebook is a ready-made n8n workflow you import as a workflow JSON file — no build required. It connects Slack, OpenAI, LinkedIn, Facebook. It's free to download. Follow the 5-step import below to go live in minutes.
- Platform
- n8n
- Connects
- Slack, OpenAI, LinkedIn, Facebook
- Modules
- 16
- Price
- Free
- Version
- v1.0

About this workflow
Automatically generates engaging marketing posts using OpenAI and publishes them across LinkedIn, Twitter (X), and Facebook. Creates platform-optimized content with hashtags, emojis, and proper formatting. How it works 1. Trigger — Runs daily at 10 AM or manual trigger for on-demand content 2. Generate — Creates tailored marketing content using OpenAI GPT-4 based on topic/theme 3. Optimize — Customizes content for each platform (character limits, hashtags, tone) 4. Review — Optional human approval gate before publishing 5. Publish — Auto-posts to LinkedIn, Twitter, and Facebook simultaneously 6. Track — Logs all posts to database for analytics and content history 7. Notify — Sends confirmation to Slack with links to published posts Setup steps 1. OpenAI API — Add your OpenAI API key in credentials 2. Social Media APIs — Configure LinkedIn, Twitter (X), and Facebook credentials 3. PostgreSQL — Create socialposts table to store post history 4. Slack — Add webhook URL for notifications 5. Content Topics — Customize the topic list in the initial node 6. Approval (Optional) — Enable/disable manual review gate 7. Test — Run manually first, then activate for daily automation What It Does: 1. Randomly selects content topics and types for variety 2. Generates engaging posts using OpenAI 3. Optimizes content for each platform (character limits, hashtags, tone) 4. Publishes simultaneously to all three platforms 5. Stores complete records in database 6. Sends confirmation notifications to Slack
How to import this n8n workflow
- 1
Download the workflow JSON file after purchase.
- 2
Open n8n → click the menu → Import from File.
- 3
Select the downloaded JSON and import.
- 4
Set up credentials for each node that requires them.
- 5
Click Execute Workflow to test, then activate.
Setup guide
Setup guide included
Purchase to unlock the full step-by-step guide
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- JSON blueprint — instant download
- Setup guide PDF included
- 5 downloads · valid 30 days
- Works with n8n
Need help setting this up?
Book a 3-hour live setup session with an Agility consultant.
- Configure live on Google Meet / Zoom
- Free follow-up if workflow has defects
- Platform expert assigned to you