YouTube Summary Blog

Behind the scenes of YouTube Summary

Product updates, summarization tips, and practical notes from the team building YouTube Summary.

Re-summarizing a video is now instant

Re-summarizing a video is now instant

Re-summarizing a video is now instant. If you paste a link we have already processed, the page shows up in a couple of milliseconds instead of going through the full pipeline again.

Valerian
Valerian

June 21, 2026 · 4 min read

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Why YouTube Summary is being rebuilt with Svelte

Why YouTube Summary is being rebuilt with Svelte

We are rebuilding YouTube Summary with SvelteKit to make the site faster, improve SEO, support secure accounts, and prepare the return of Pro features while keeping summaries free.

Valerian
Valerian

June 17, 2026 · 6 min read

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Upgrading to GPT-5.4-nano for stronger long-video summaries

Upgrading to GPT-5.4-nano for stronger long-video summaries

We moved from GPT-5-mini to GPT-5.4-nano to improve insight quality, factual precision, and consistency on long YouTube transcripts.

Valerian
Valerian

April 23, 2026 · 2 min read

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Free YouTube Transcript Extractor: Copy or Download in Seconds

Free YouTube Transcript Extractor: Copy or Download in Seconds

We launched a free YouTube transcript extractor: paste a video URL, get the full transcript instantly, then copy it or download it as a .txt file.

Grégoire
Grégoire

March 08, 2026 · 3 min read

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Reprocess a Summary When It Misses the Mark

Reprocess a Summary When It Misses the Mark

A new Reprocess button lets you rerun a summary from the result page when quality feels off, so you get a cleaner output without starting over.

Grégoire
Grégoire

February 22, 2026 · 2 min read

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30,000 summaries later: what we learned

30,000 summaries later: what we learned

We crossed 30,000 summaries and pulled a few fun stats on volume, categories, traffic, and costs. A quick behind-the-scenes look at what keeps this free project running.

Valérian
Valérian

February 02, 2026 · 3 min read

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Upgrading to GPT‑5.1‑mini for clearer summaries

Upgrading to GPT‑5.1‑mini for clearer summaries

We upgraded YouTubeSummary from 4.1‑mini to GPT‑5.1‑mini for sharper structure, fewer omissions, and more reliable key points.

Valérian
Valérian

January 31, 2026 · 2 min read

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We Broke Up with Amazon Affiliate (It Wasn’t Us, It Was the Revenue)

We Broke Up with Amazon Affiliate (It Wasn’t Us, It Was the Revenue)

Amazon affiliate links inside YouTube summaries sounded smart, but the revenue graph was flatter than week-old soda, so we pulled the plug and are hunting friendlier ways to sustain YouTube Summary.

Valérian
Valérian

November 19, 2025 · 4 min read

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How YouTube Summary Classifies Videos in 2025

How YouTube Summary Classifies Videos in 2025

Inside our 2025 pipeline: how YouTube Summary classifies videos, podcasts, and Shorts and why category-specific prompts improve accuracy.

Valérian
Valérian

October 15, 2025 · 7 min read

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We split ‘Business and Finance’ into two categories

We split ‘Business and Finance’ into two categories

To make summaries clearer and more relevant, we’ve separated the former ‘Business and Finance’ category into two: ‘Business’ and ‘Finance’.

Valérian
Valérian

October 14, 2025 · 1 min read

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New ‘Cooking’ Video Category: Better AI Summaries for Recipes and Tutorials

New ‘Cooking’ Video Category: Better AI Summaries for Recipes and Tutorials

We’ve added a ‘Cooking’ category so recipe videos get clearer, more accurate AI summaries—think ingredients, timing, and techniques at a glance.

Valérian
Valérian

October 13, 2025 · 3 min read

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YouTube Summary Is Now Free for Everyone

YouTube Summary Is Now Free for Everyone

No more accounts or premium: the service is now free for everyone, sustained with light ads and Amazon affiliate links.

Valérian
Valérian

October 08, 2025 · 2 min read

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Upgrading to ChatGPT‑4.1‑mini for better video summaries

Upgrading to ChatGPT‑4.1‑mini for better video summaries

We upgraded YouTubeSummary to ChatGPT‑4.1‑mini for sharper context, better technical accuracy, and faster, more reliable summaries.

Valérian
Valérian

April 16, 2025 · 4 min read

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Prompting ChatGPT is Hard: What Actually Works

Prompting ChatGPT is Hard: What Actually Works

Prompting ChatGPT sounds simple until accuracy breaks. Here’s how we engineer reliable outputs for YouTube summaries and quotes.

Grégoire
Grégoire

February 26, 2025 · 7 min read

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Why YouTube Summary Needs Subtitles

Why YouTube Summary Needs Subtitles

We summarize videos when YouTube provides captions. Transcribing audio ourselves is slower, costlier, and less reliable at scale.

Grégoire
Grégoire

January 30, 2025 · 5 min read

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Get YouTube Lecture Insights in 30 Seconds

Get YouTube Lecture Insights in 30 Seconds

Turn hour-long YouTube lectures into 30‑second takeaways you can act on, without sign‑ups or paywalls.

Valérian
Valérian

October 16, 2024 · 4 min read

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Summarize Sports Videos in Minutes with YouTube Summary

Summarize Sports Videos in Minutes with YouTube Summary

YouTube Summary now has a dedicated Sport mode that turns game transcripts into clear, timestamped recaps with key plays, results, and context.

Grégoire
Grégoire

July 28, 2024 · 4 min read

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Amazon Links in YouTube Summaries

Amazon Links in YouTube Summaries

We now add relevant Amazon product links inside YouTube summaries using transcript analysis and affiliate best practices.

Grégoire
Grégoire

July 21, 2024 · 4 min read

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Summarize YouTube Product Reviews, Faster

Summarize YouTube Product Reviews, Faster

YouTube Summary now recognizes product reviews and delivers clear pros, cons, and verdicts so you can decide in minutes, not hours.

Grégoire
Grégoire

July 01, 2024 · 4 min read

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Can AI Summarize YouTube Videos?

Can AI Summarize YouTube Videos?

Yes: with transcripts and modern LLMs you can get solid video summaries. Here’s what works, what fails, and a practical workflow.

Grégoire
Grégoire

May 26, 2024 · 6 min read

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How YouTube Summary Extracts Accurate Key Points

How YouTube Summary Extracts Accurate Key Points

Inside the pipeline: from transcript retrieval to category-specific prompts that turn videos and podcasts into reliable, scannable key points.

Grégoire
Grégoire

March 28, 2024 · 5 min read

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Get Key Insights From YouTube Interviews Fast

Get Key Insights From YouTube Interviews Fast

Paste a YouTube link into Youtube Summary, wait ~30 seconds, and scan a clear summary to decide if the full interview is worth your time.

Grégoire
Grégoire

March 15, 2024 · 4 min read

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Stay informed with YouTubeSummary

Stay informed with YouTubeSummary

Drown out the noise, keep the signal. YouTubeSummary turns hours of video into minutes of clarity with a simple workflow.

Valérian
Valérian

February 23, 2024 · 5 min read

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Extract insights from a 1‑hour video in 30–60 seconds with YoutubeSummary

Extract insights from a 1‑hour video in 30–60 seconds with YoutubeSummary

Paste a link into YoutubeSummary and get decision‑grade insights in 30–60 seconds. Skip the 10‑minute DIY pipeline and low‑quality output.

Valérian
Valérian

February 16, 2024 · 4 min read

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Our authors:

Valérian de Thézan de Gaussan
Valérian de Thézan de Gaussan

I am a Software Architect who helps process-heavy organizations automate digital operations.

Read more about Valérian
Grégoire de Thézan de Gaussan
Grégoire de Thézan de Gaussan

I am a Software Engineer focused on producing tools and applications that are useful to users.

Read more about Grégoire