Automatically generate short AI avatar videos based on trending news, then post them across social media platforms—full…
Automatically generate short AI avatar videos based on trending news, then post them across social media platforms—fully automated using n8n, HeyGen, ChatGPT, and Blotato. Tools & Services Used: n8n (Self-hosted required due to Community Nodes) HeyGen (for creating AI avatar videos) OpenAI (for script and caption generation) Blotato (for social media distribution) Hacker News (for sourcing trending articles) Workflow Overview: This automation performs the following steps: Fetches trending news from Hacker News Generates a short script using ChatGPT Creates an AI avatar video with HeyGen Generates platform-specific captions Posts the content across social media with Blotato Prerequisites: Make sure you have active accounts and API keys for: HeyGen OpenAI Blotato How to Use This Template Step 1: Import the Template Open your self-hosted n8n instance Go to "Workflows" > "Create Workflow" Click the three dots (…) > "Import from File" Upload the downloaded JSON file Step 2: Configure API Keys Only two nodes need customization: Setup HeyGen: Add your HeyGen API key, avatar ID, and voice ID Prepare for Publish: Add your Blotato API key, account IDs, and page IDs Optional platforms like Pinterest and Bluesky are already disabled by default. Finding Your HeyGen Avatar & Voice IDs To customize the AI avatar video: Log into your HeyGen Dashboard Navigate to "Avatars" → choose or create an avatar → copy the Avatar ID Navigate to "Voices" → select a preferred voice → copy the Voice ID You can upload a custom avatar or voice if you have access to those features in your plan This allows you to align the video style with your brand’s tone and personality. Initial Test Run For your first run: Shorten the AI script in the prompt to 5 seconds Enable only one social media platform Adjust the wait time to 2 minutes to speed up testing Verify that the video is created and successfully posted Once successful, enable more platforms and scale your automation. Workflow Diagram: Use Cases Business owners automating daily content Creators scaling short-form video production Freelancers offering automation as a service Anyone building an AI-driven media workflow Disclaimer This workflow uses Community Nodes, which only function on self-hosted n8n instances. This workflow may not work on n8n Cloud without some modifications. An n8n automation workflow template by Sam Yassine.
Sam Yassine
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