summarize

Extract and summarize text from URLs, local files, and YouTube links.

Updated May 26, 2026

Search Tags:#summarization #text analysis #knowledge curation #information extraction #video summarization

Ready to run

npx skills add https://github.com/Geralt-byte/countAgent --skill summarize-geralt-byte

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: summarize
Source: https://github.com/Geralt-byte/countAgent/tree/main/countagent/resources/skills/summarize
Command: npx skills add https://github.com/Geralt-byte/countAgent --skill summarize-geralt-byte

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill requires summarize, and includes scripts (resource) and assets (resource) components.

What problem does it solve?

This Skill simplifies accessing the key points of long texts or videos, making information consumption faster and more efficient.

Core Features & Use Cases

Text Summarization: Quickly summarize content from URLs, local files, and YouTube links.
Video Transcript: Extract text transcripts from YouTube videos.
Use Case: For someone seeking a quick overview of a lengthy article, research paper, or educational video, this Skill provides a concise summary, saving time and effort.

Quick Start

Run 'summarize "https://example.com" --model google/gemini-3-flash-preview'.

Frequently Asked Questions about summarize

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I summarize a YouTube video transcript quickly?▼

To summarize a YouTube video transcript, you provide the video link to the summarize Skill, which extracts the text and generates a concise summary. This process facilitates efficient content consumption directly from the URL.

Can I control the output length when I summarize text from a local file?▼

Yes, you can control the output length when you summarize text from a local file. The summarize Skill offers specific options to adjust the summary length, allowing you to tailor the information extraction to your needs.

What is the best way to extract key points from a URL for academic research?▼

The best way to extract key points from a URL for academic research is using a summarization tool that processes web links directly. This Skill extracts and summarizes text from URLs, providing concise overviews of lengthy articles or research papers.

Does text summarization work with specific models like google/gemini-3-flash-preview?▼

Yes, text summarization works with specific models like google/gemini-3-flash-preview. You can specify the model directly in the command line when running the summarize Skill to process your URLs or local files.

How do I get a concise news briefing from a lengthy online article?▼

You get a concise news briefing from a lengthy online article by inputting the article URL into the summarize Skill. It extracts the core text and generates a brief summary, saving time and effort for quick overviews.

Are there limitations when extracting text transcripts from YouTube videos?▼

While the Skill extracts text transcripts from YouTube videos for summarization, it requires a valid video link to function. It is designed for academic research and educational video summaries, so heavily restricted or non-text-based content may limit extraction.