This AI Posts Viral LinkedIn Carousels for You (No-Code n8n Tutorial)

AI WorkshopAbout 6 min readMay 6, 2025Watch original
THE SUMMARYAI-generated

Key Concepts

  • LinkedIn Carousel Automation: Automating the creation and posting of interactive carousel posts on LinkedIn using AI.
  • AI Agent: Using AI to generate content ideas, captions, and image prompts.
  • No-Code Automation: Utilizing a platform like n8n to build automated workflows without extensive coding.
  • Text-to-Image Generation: Employing AI models to create images from text prompts.
  • Social Media API: Using an API like Blotto to post content to multiple social media platforms.
  • n8n: A low-code/no-code automation platform.
  • Blotto: A social media API used for posting content to multiple platforms.
  • Output Parser: A tool to define the structure of the AI agent's output.
  • HTTP Request Node: A node in n8n used to make HTTP requests to external APIs.
  • Weight Node: A node in n8n used to pause the workflow for a specified duration.

Workflow Overview

The video demonstrates how to automate the creation and posting of LinkedIn carousel posts using AI and a no-code automation platform (n8n). The process involves using an AI agent to generate content ideas, converting those ideas into images using a text-to-image API (Blotto), and then automatically posting the carousel to LinkedIn.

Step-by-Step Process

  1. Setting up n8n:
    • Create an account on n8n (a 14-day free trial is available).
    • Create a new workflow in n8n.
  2. Trigger:
    • Add a "Schedule Trigger" node to define the posting schedule (e.g., daily at midnight, every 6 hours).
  3. AI Agent:
    • Add an "AI Agent" node to generate content ideas.
    • Connect the trigger to the AI Agent.
    • Select a chat model (e.g., GPT-4.1).
    • Define the prompt for the AI agent. Example prompt: "Brainstorm 50 different LinkedIn carousel post ideas related to the theme unlocking productivity growth using no code AI agents".
    • Customize the theme to match your niche (e.g., health and fitness, motivational speaking).
    • Specify the output format (caption and scene) using a structured output parser.
  4. Output Parser:
    • Add a "Structured Output Parser" to define the format of the AI agent's output.
    • Define the desired output format (e.g., caption, scene).
  5. Set Node:
    • Add a "Set Node" to define parameters for the Blotto API.
    • Configure the Set Node with the necessary parameters, including:
      • Blotto API key.
      • Account IDs for different social media platforms (Instagram, YouTube, Facebook, etc.).
      • Template (base slides code card).
      • Caption and scene information from the AI agent's output.
      • Style (e.g., digital illustration, realistic).
      • Text-to-image model (e.g., Recraft AI, Black Forest).
  6. HTTP Request (Blotto):
    • Add an "HTTP Request" node to send a request to the Blotto API.
    • Use the POST method.
    • Set the URL to the Blotto endpoint for video creation (v2/video/creation).
    • Include the Blotto API key in the headers.
    • Send the JSON body with the parameters defined in the Set Node.
  7. Weight Node:
    • Add a "Weight" node to pause the workflow for a specified duration (e.g., 4-5 minutes) to allow the image generation process to complete.
  8. HTTP Request (Get Carousel):
    • Add another "HTTP Request" node to retrieve the generated carousel from the Blotto API.
    • Use the GET method.
    • Set the URL to the Blotto endpoint for getting the carousel.
    • Include the Blotto API key in the headers.
    • Pass the ID of the generated carousel from the previous HTTP Request node.
  9. HTTP Request (Post to LinkedIn):
    • Add another "HTTP Request" node to post the carousel to LinkedIn.
    • Use the POST method.
    • Set the URL to the Blotto endpoint for posting to social media.
    • Include the Blotto API key in the headers.
    • Specify the target platform (LinkedIn).
    • Include the caption and image URLs in the request body.
  10. Duplication for Other Platforms:
    • Duplicate the "HTTP Request (Post to LinkedIn)" node for other social media platforms (Instagram, Facebook, etc.).
    • Update the target platform and account IDs accordingly.

Key Arguments and Perspectives

  • Automation Efficiency: Automating the creation and posting of carousel posts saves significant time and effort compared to manual methods.
  • AI-Powered Content Generation: AI can be used to generate engaging content ideas and image prompts, reducing the need for manual brainstorming.
  • Interactive Content: Carousel posts with visually appealing images and bold headlines are highly interactive and tend to perform well on social media platforms.
  • Customization: The workflow can be customized to fit different niches and industries by adjusting the AI agent's prompt and the text-to-image model settings.

Notable Quotes

  • "What if I told you we can completely automate this process using AI?"
  • "You can set this thing up once and completely forget about it and will automatically post on your behalf to all of the social media platforms of your choosing."
  • "The beauty of this is all of this is done automatically."

Technical Terms and Concepts

  • API (Application Programming Interface): A set of rules and specifications that software programs can follow to communicate with each other.
  • Low-Code/No-Code Platform: A development platform that allows users to create applications with minimal or no coding.
  • AI Agent: A software program that uses artificial intelligence to perform tasks autonomously.
  • Text-to-Image Model: An AI model that generates images from text descriptions.
  • JSON (JavaScript Object Notation): A lightweight data-interchange format.
  • HTTP Request: A request made by a client to a server using the HTTP protocol.
  • Endpoint: A specific URL that an API exposes.
  • Authentication: The process of verifying the identity of a user or application.
  • Headers: Additional information sent with an HTTP request or response.
  • Body: The data sent with an HTTP request.

Logical Connections

  • The schedule trigger initiates the workflow at a specified time.
  • The AI agent generates content ideas based on the defined prompt.
  • The Set Node prepares the data for the Blotto API.
  • The HTTP Request node sends the data to the Blotto API to generate the carousel.
  • The Weight Node pauses the workflow to allow the image generation process to complete.
  • The second HTTP Request node retrieves the generated carousel from the Blotto API.
  • The third HTTP Request node posts the carousel to LinkedIn.

Data, Research Findings, or Statistics

  • Viral LinkedIn carousel design posts are getting thousands of likes, comments, and reposts.
  • LinkedIn pushes interactive posts to new users.

Synthesis/Conclusion

The video provides a detailed guide on automating the creation and posting of LinkedIn carousel posts using AI and no-code tools. By leveraging AI for content generation and APIs for social media posting, users can significantly streamline their social media marketing efforts. The workflow is highly customizable and can be adapted to different niches and industries. The key takeaway is that automation and AI can be powerful tools for enhancing social media engagement and efficiency.

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