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AI Infrastructure · Top 10

The 10 Best AI Tools for Video Summarization in 2027

By Kory White · Updated Nov 2026 · 5 min read
Monica AI
Direct answer

Monica AI is the best AI tool for video summarization: it gives a one-click summary of any public YouTube video, with basic summarization free and a Pro plan at US$99 a year. NoteGPT is #2 for batch summaries from $9.99 a month, and Glasp is #3 with a free plan of 3 summaries a day.

At a glance

#PickPriceBest for
1Monica AIFree US$0; Pro US$99 a year (listed as US$8.3 a month with annual billing)A one-click YouTube summary with a free starting point
2NoteGPTPro $9.99 a month billed monthly, or $9 a month billed annually ($108 a year)Summarizing several YouTube videos or playlists in one sitting
3Glasp YouTube SummaryFree $0; paid plans from $15 a month or $150 a yearReading a transcript and summary beside every YouTube video you watch
4EightifyNot published on the pages we could read; the Chrome Web Store listing offers a 7-day free trialJumping straight to the part of a long YouTube video you care about
5NottaFree $0; Pro $8.17 a month billed annually ($97.99 a year); a monthly-billing price is not statedSummaries and transcripts for both YouTube links and your own video files
6Vimeo AIStarter $12, Standard $25 and Advanced $75 per seat a month on the pricing pageTeams that already host their videos on Vimeo
7Gemini in Google AI StudioFree of charge in preview; the free tier allows up to 8 hours of YouTube video a dayDevelopers and power users who want custom prompts on a YouTube video
8TwelveLabsFree $0; Plus $29 a month; Pro $99 a monthDevelopers building video summaries, chapters and highlights into an app
9Fireflies.aiFree $0; Pro $18 a month billed monthly, or $10 a month billed annually, per seatSummaries of recorded meetings and uploaded video files
10Otter.aiBasic is free; Pro is $16.99 a month billed monthly, or $8.33 a month billed annually, per userTurning a recorded video file into notes and action items

Pick by what you want

Best overall
Monica AI
Best for batches
NoteGPT
Best transcript beside the video
Glasp YouTube Summary
Best for developers
Gemini in Google AI Studio
Best for video files
Otter.ai

The ranking

1

Monica AI

Monica AI
Answrs VerdictThe simplest free way to summarize a public YouTube video.
Price: Free US$0; Pro US$99 a year (listed as US$8.3 a month with annual billing)Free plan: Basic summarization is free; free users may face limits on video length and summaries per dayHow it works: One-click summary of any public YouTube videoExtras: One-click Mind Map and Chat and Ask Video are shown on the product page

Monica AI adds a one-click summary to any public YouTube video. Basic summarization is free, though free users may face limits on video length and summaries per day. Pro is US$99 a year, listed as US$8.3 a month with annual billing. The product page also shows One-click Mind Map and Chat and Ask Video.

Go ifA one-click YouTube summary with a free starting point
Skip ifYour videos are private files rather than public YouTube links
Why #1 over #2: It starts free and works in one click, while NoteGPT’s Pro plan costs $9.99 a month.
2

NoteGPT

NoteGPT
Answrs VerdictThe best batch summarizer for YouTube.
Price: Pro $9.99 a month billed monthly, or $9 a month billed annually ($108 a year)Batch: Batch summarize up to 20 videos simultaneouslyNo subtitles: Extracts key points from videos up to 150 minutes even if they have no subtitlesPro limits: Pro summarizes 5 YouTube videos at once, with unlimited videos that have subtitles

NoteGPT can batch summarize up to 20 videos simultaneously and extract key points from videos up to 150 minutes even if they have no subtitles. Pro is $9.99 a month billed monthly, or $9 a month billed annually ($108 a year), and summarizes 5 YouTube videos at once, with unlimited videos that have subtitles.

Go ifSummarizing several YouTube videos or playlists in one sitting
Skip ifYou only need the occasional single summary
Why #2 over #3: Its batch summaries save time on playlists, beyond Glasp’s one video at a time.
3

Glasp YouTube Summary

Glasp YouTube Summary
Answrs VerdictThe best transcript-plus-summary extension.
Price: Free $0; paid plans from $15 a month or $150 a yearFree plan: 3 basic YouTube summaries a dayPro: Pro is $12.50 a month billed yearly and includes 1,000 advanced YouTube summaries a monthUsers: 2,000,000+ users

Glasp shows a transcript and summary beside the YouTube video you are watching. The free plan includes 3 basic YouTube summaries a day. Paid plans start from $15 a month or $150 a year; Pro is $12.50 a month billed yearly with 1,000 advanced YouTube summaries a month. It has 2,000,000+ users.

Go ifReading a transcript and summary beside every YouTube video you watch
Skip ifYou want unlimited summaries without a paid plan
Why #3 over #4: Its free plan and transcript view beat Eightify, whose price is not published.
4

Eightify

Eightify
Answrs VerdictThe best timestamped YouTube summaries.
Price: Not published on the pages we could read; the Chrome Web Store listing offers a 7-day free trialSummaries: Timestamped summaries that let you jump to specific topics in a videoLanguages: Summaries and translations in 40+ languagesUsers: 500,000+ users

Eightify creates timestamped summaries so you can jump to specific topics in a video, with summaries and translations in 40+ languages and 500,000+ users. A price is not published on the pages we could read; the Chrome Web Store listing offers a 7-day free trial.

Go ifJumping straight to the part of a long YouTube video you care about
Skip ifYou need a published price before you try it
Why #4 over #5: Its timestamped navigation is made for long videos, while Notta is built around transcripts.
5

Notta

Notta
Answrs VerdictThe best pick for link and file summaries together.
Price: Free $0; Pro $8.17 a month billed annually ($97.99 a year); a monthly-billing price is not statedFree tool: The free summarizer covers one YouTube video per user; an account adds a 3-day trialAI summaries: 10 a month on Free and 100 on ProUploads: Transcribes video files or YouTube links; Pro allows recordings up to 5 hours

Notta’s free YouTube summarizer covers one video per user, and an account adds a 3-day trial. Pro is $8.17 a month billed annually ($97.99 a year); a monthly-billing price is not stated. AI summaries are limited to 10 a month on Free and 100 on Pro, and Pro allows recordings up to 5 hours.

Go ifSummaries and transcripts for both YouTube links and your own video files
Skip ifYou want unlimited free summaries
Why #5 over #6: It handles your own video files as well as links, which Vimeo AI does only after you upload.
6

Vimeo AI

Vimeo AI
Answrs VerdictThe best summaries built into a video host.
Price: Starter $12, Standard $25 and Advanced $75 per seat a month on the pricing pageOutput: Generates a title, description and tags for an uploaded videoChapters: A summary, transcript and chapter markers for an uploaded videoAvailability: Available on all Vimeo plans

Vimeo AI generates a title, description and tags for an uploaded video, and Vimeo says it produces a summary, transcript and chapter markers. It is available on all Vimeo plans, with Starter at $12, Standard at $25 and Advanced at $75 per seat a month on the pricing page.

Go ifTeams that already host their videos on Vimeo
Skip ifYou only want to paste a YouTube link
Why #6 over #7: It lives inside your video host, so no separate tool is needed.
7

Gemini in Google AI Studio

Gemini in Google AI Studio
Answrs VerdictThe most flexible summarizer, with prompts you control.
Price: Free of charge in preview; the free tier allows up to 8 hours of YouTube video a dayHow it works: Paste any public YouTube link into AI Studio, or pass it to the Gemini APILimits: Up to 10 videos at once and up to 3 hours per videoScope: Public videos only; private or unlisted videos must be uploaded as files

Gemini in Google AI Studio takes any public YouTube link and returns summaries and chapter breakdowns from prompts you write. It is free of charge in preview, with up to 8 hours of YouTube video a day on the free tier, up to 10 videos at once and up to 3 hours per video. Private and unlisted videos must be uploaded as files.

Go ifDevelopers and power users who want custom prompts on a YouTube video
Skip ifYou want a ready-made one-click button
Why #7 over #8: You control the prompt, which TwelveLabs offers only through its API.
8

TwelveLabs

TwelveLabs
Answrs VerdictThe best video-understanding API for summaries.
Price: Free $0; Plus $29 a month; Pro $99 a monthOutput: Summaries, chapters and highlights from videoLength: Videos up to 2 hours long, without pre-indexingStorage: Free 3 GB; Plus 50 GB; Pro 200 GB of cumulative storage

TwelveLabs’ Pegasus model generates summaries, chapters and highlights from videos up to 2 hours long without pre-indexing, through its Analyze API. Plans are Free at $0, Plus at $29 a month and Pro at $99 a month, with 3 GB, 50 GB and 200 GB of cumulative storage.

Go ifDevelopers building video summaries, chapters and highlights into an app
Skip ifYou want a ready-made app for viewers
Why #8 over #9: It returns chapters and highlights through an API, which Fireflies does not.
9

Fireflies.ai

Fireflies.ai
Answrs VerdictA strong pick for recorded meetings.
Price: Free $0; Pro $18 a month billed monthly, or $10 a month billed annually, per seatUploads: MP4 and WEBM video up to 150 minutes; 100 MB on Free and 2 GB on paid plansOutput: Transcript, AI summary and action items for each uploaded fileAI summaries: Limited on Free; unlimited on Pro

Fireflies.ai accepts MP4 and WEBM video up to 150 minutes (100 MB on Free, 2 GB on paid plans) and returns a transcript, AI summary and action items. Free has limited AI summaries; Pro is $18 a month billed monthly, or $10 a month billed annually, per seat, with unlimited AI summaries.

Go ifSummaries of recorded meetings and uploaded video files
Skip ifYour source is a YouTube link
Why #9 over #10: Its Pro plan removes the summary cap, while Otter limits Pro to 10 imports a month.
10

Otter.ai

Otter.ai
Answrs VerdictA reliable notes tool for video files.
Price: Basic is free; Pro is $16.99 a month billed monthly, or $8.33 a month billed annually, per userImport: Audio and video files up to 5 GB eachOutput: A transcript, AI-powered summaries, action items and outlinesImport limits: Basic allows 3 lifetime imports; Pro allows 10 a month

Otter.ai imports audio and video files up to 5 GB and generates a transcript, AI-powered summaries, action items and outlines. Basic is free with 3 lifetime imports; Pro is $16.99 a month billed monthly, or $8.33 a month billed annually, per user, with 10 imports a month.

Go ifTurning a recorded video file into notes and action items
Skip ifYou want to summarize a YouTube link directly

How we ranked these

We ranked tools whose own pages say they summarize video with AI today. Tools built to summarize a video from a link came first, then tools that take uploaded files, then developer APIs, using each maker’s published features and prices. Prices are as listed on each maker’s page; where a price is not published we say so. Facts are taken from each maker's own published information; check the official site before you buy.

Questions people ask

What is the best AI tool for video summarization?

Monica AI is our top pick: its basic YouTube summarization is free, with a one-click summary of any public YouTube video and a Pro plan at US$99 a year.

Is there a free AI video summarizer?

Yes. Monica says basic summarization is free, Glasp’s free plan gives 3 basic YouTube summaries a day, and Gemini in Google AI Studio is free of charge in preview.

Can AI summarize a long video?

TwelveLabs says it generates summaries, chapters and highlights from videos up to 2 hours long, and Google’s guide says Gemini supports up to 3 hours per video.

Can AI summarize a video file I own, not a YouTube link?

Yes. Otter imports video files up to 5 GB and Fireflies accepts MP4 and WEBM files up to 150 minutes, and both generate an AI summary.

Monthly price of the cheapest paid plan billed monthly, on each maker’s page at a glance

NoteGPT9.99 USD
Glasp15 USD
Otter.ai16.99 USD
Fireflies.ai18 USD
TwelveLabs29 USD
Monthly price of the cheapest paid plan billed monthly, on each maker’s page, as published by each maker. Picks without a published figure are left off.

Official sites

Sources

Prices, specs and availability change; confirm on the official site before you buy.

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