YouTube Description Generator (AI)
Write a complete, SEO-optimized YouTube description with timestamps, links and CTA in one click.
The YouTube Description Generator writes a complete, SEO-optimized description for your video in seconds. It includes a hook-driven opening, a short body, an optional TIMESTAMPS section, your call to action, a 'Links mentioned' block and a closing line of hashtags — all under YouTube's 5,000-character limit.
Why use this tool
Full description, not a snippet
Hook, body, timestamps, CTA, links and hashtags — written end-to-end.
Toggleable chapters
Add a TIMESTAMPS section with placeholder chapters in one click.
Drops in your links
Paste your social or referenced links and they appear in the description.
How to use it
Describe your video
Tell the AI what your video is about — context drives quality.
Add links and CTA
Optionally include the links and call-to-action you want included.
Copy and paste
Copy the finished description straight into YouTube Studio.
Frequently asked questions
Does it stay under YouTube's character limit?+
Yes. Descriptions are capped at around 4,500 characters, comfortably under YouTube's 5,000-character maximum.
Will the timestamps work?+
The AI generates placeholder chapters in the correct 00:00 Chapter name format. Replace the placeholders with your actual times before publishing.
Is the description SEO-optimized?+
Yes. The first paragraph leads with your main keyword and the closing line includes relevant hashtags.
Is this free?+
Yes. There is a small daily rate limit per IP since each call uses AI compute.