Automate YouTube video SEO tagging with GPT and Slack notifications

AI-Powered YouTube Auto-Tagging Workflow (SEO Automation) Watch the demo video below: [](https://www.youtube.com/watch?v=fnzhEJb9R4w) > Supercharge your YouTube SEO with this AI-powered workflow that automatically generates and applies smart, SEO friendly tags to your new videos every week. No more manual tagging, just better discoverability, improved reach, and consistent optimization. Plus, get instant Slack notifications so your team stays updated on every video’s SEO boost. Who’s it for - YouTube creators, channel admins, and marketing teams who publish regularly and want consistent, SEO-friendly tags without manual effort. - Agencies managing multiple channels who need an auditable, automated tagging process with Slack notifications.

How it works / What it does 1. Weekly Schedule Trigger Runs the workflow once per week.

2. Get all videos uploaded last week Queries YouTube for videos uploaded by the channel in the past 7 days.

3. Get video detail Retrieves each video’s title, description, and ID.

4. YouTube Video Auto Tagging Agent (LLM) - Inputs: video.title, video.description, channelName. - Uses a SEO-specialist system prompt to generate 15–20 relevant, comma-separated tags.

5. Update video with AI-generated tags Writes the tags back to the video via YouTube Data API.

6. Inform via Slack message Posts a confirmation message (video title + ID + tags) to a chosen Slack channel for visibility.

How to set up 1. YouTube connection - Create a Google Cloud project and enable YouTube Data API v3. - Configure OAuth client (Web app / Desktop as required). - Authorize with the Google account that manages the channel. - In your automation platform, add the YouTube credential and grant scopes (see Requirements).