Ai-driven Instagram reels creation and publishing with GPT, Creatomate and Slack
Automate your Instagram growth strategy by generating and posting viral Reels using AI and Creatomate. This workflow plans content topics based on trends, generates video assets, and handles the approval and posting process—all without manual video editing. How it works 1. Schedule Trigger: Runs every day at 9:00 AM. 2. Topic Planning: Checks past topics from Google Sheets to avoid duplicates, then uses OpenAI (GPT-4o) to generate a new quiz-style content plan. 3. Video Generation
At a glance
Ai-driven Instagram reels creation and publishing with GPT, Creatomate and Slack is a ready-made n8n workflow you import as a workflow JSON file — no build required. It connects Slack, Google Sheets, OpenAI, Instagram. It's free to download. Follow the 5-step import below to go live in minutes.
- Platform
- n8n
- Connects
- Slack, Google Sheets, OpenAI, Instagram, Facebook
- Modules
- 14
- Price
- Free
- Version
- v1.0

About this workflow
Automate your Instagram growth strategy by generating and posting viral Reels using AI and Creatomate. This workflow plans content topics based on trends, generates video assets, and handles the approval and posting process—all without manual video editing. How it works 1. Schedule Trigger: Runs every day at 9:00 AM. 2. Topic Planning: Checks past topics from Google Sheets to avoid duplicates, then uses OpenAI (GPT-4o) to generate a new quiz-style content plan. 3. Video Generation: Uses Creatomate to generate a video based on a template, dynamically inserting the AI-generated text and images. 4. Approval Loop: Sends the generated video to Slack for human review. 5. Posting: Once approved in Slack, the workflow automatically uploads the Reel to Instagram. 6. Logging: Saves the new topic to Google Sheets and notifies Slack upon successful publication. Setup steps 1. Configure Credentials: - OpenAI: For generating content plans. - Creatomate: For video rendering. - Google Sheets: For tracking past topics. - Slack: For approval notifications. - Facebook Graph API: For Instagram publishing. 2. Google Sheets Setup: - Create a Google Sheet with columns: Question, Answer, Title, Date. - Update the Get Past Topics and Save New Topic nodes with your Sheet ID. 3. Creatomate Setup: - Create a template in Creatomate or use an existing one. - Update the Generate Video node with your templateid in the JSON body. 4. Slack Setup: - Create a channel for approvals. - Update the Slack Approval Request and Slack Notification nodes with your Channel ID. 5. Activate: - Turn on the workflow to start automating your content pipeline!
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
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- Configure live on Google Meet / Zoom
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