YouTube Users Use Gemini AI to Generate Custom Timestamps for Long Videos

YouTube viewers are discovering a practical way to navigate long-form content by using the platform's 'Ask Videos' AI tool to generate rough timestamps. This workaround allows users to create a topical index for videos that lack creator-added chapters, eliminating the need to manually scrub through hours of footage.

Integrated into the YouTube interface via Google's Gemini AI, the tool is accessible by tapping the Gemini icon in the action bar, positioned alongside the Like, Dislike, and Share buttons. By prompting the AI to "Generate rough timestamps for this video," users receive a breakdown of the main topics discussed. These timestamps are tappable, allowing for instant navigation to specific segments of the video. Tech journalist Sanuj Bhatia highlighted the utility of the feature, stating, "Instead of manually searching, I ask Gemini to generate rough timestamps for the video."

The Navigation Gap

Google has been aggressively integrating Gemini AI across its ecosystem to improve user efficiency. While YouTube already offers both automatic and manual chaptering systems, the effectiveness of these tools depends heavily on the content creator. Many uploaders do not utilize manual indexing, and automatic chapters can be inconsistent. This leaves viewers—particularly students watching long educational videos, according to Android Police—to manually search for specific information within a video's timeline.

A Shift in AI Utility

This application of Gemini represents a shift in how users interact with generative AI on the platform. Rather than using the tool for simple summarization—which provides a high-level overview but no direct access to the source material—users are now employing it as a functional navigation tool. By transforming a linear video into a searchable, indexed document, the AI solves a specific user pain point: the "scrubbing" problem. This allows the viewer to extract value from long-form content without requiring the original creator to have manually indexed the video.

What to Watch

As Google continues to refine the 'Ask Videos' integration, it remains to be seen if this functionality will be formalized into a dedicated "Generate Chapters" button for viewers. For now, the feature remains a discovery-based utility for those who know how to prompt the Gemini interface. Whether this will lead to a decrease in the use of traditional chapters or encourage creators to be more diligent with their own indexing is currently unconfirmed.