IndexFlow
Free AI Article Summarizer

Summarize Any Article in Seconds

Paste text or drop a URL. Get a TL;DR, bullets, or detailed paragraphs — instantly.

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5 free / hour No signup URL or text

What You Get

Summarize From URL

Paste any article URL — we fetch it, extract the main content, and summarize it.

Or Paste Text Directly

Drop in text from anywhere — research papers, blog posts, transcripts, emails.

4 Length Modes

TL;DR (1–2 sentences), 5 bullets, 3 paragraphs, or full 5-paragraph briefing.

Instant Output

Powered by GPT-4o-mini — most articles summarize in 5–10 seconds.

Word Count + Reading Time

See exactly how much shorter the summary is, and how long it takes to read.

Free Forever

5 free generations per hour. No signup. No credit card. Just paste and go.

When to Use a Summarizer

Summarizers save the most time when you're evaluating whether something is worth reading in full — research papers, long competitor blog posts, lengthy industry reports, or news articles you skim during the day.

For SEO and content work specifically, summarizing competitor articles before writing your own is one of the highest-leverage uses. Drop in 3–5 top-ranking URLs for your target keyword, get TL;DRs, and you'll quickly see what angles are saturated and where there's a gap.

Once you've published your own piece, make sure Google actually indexes it. Use IndexFlow's Bulk Index Checker to verify your URLs are discoverable.

Frequently Asked Questions

How does the URL summarizer work?

When you paste a URL, our backend fetches the page, strips out navigation/footers/ads, and extracts the main article content (using <article>, <main>, .content, then body fallbacks). The clean text is then sent to the AI for summarization.

Which length should I pick?

TL;DR is best when you need a 1–2 sentence elevator pitch. 5 bullets work great for meeting notes and quick scanning. 3 paragraphs gives a full overview. Detailed (5 paragraphs) is closest to a proper executive briefing.

Does it work on paywalled articles?

If the page requires a login or has anti-scraping protection, fetching may fail. In that case, copy the article text and use the 'Paste text' mode instead.

How accurate are the summaries?

AI summarization is generally good at capturing main points, but it can miss nuance or occasionally invent details (hallucinate). Always verify any summary you plan to act on or quote.

Is my text stored?

We send the text to the AI provider for processing. We don't log or store your input on our servers. Don't paste sensitive or confidential content.

What's the max length I can summarize?

Roughly 12,000 words of input. Longer articles get truncated to fit the model context window, with priority given to the opening paragraphs.

Get Your Content Indexed by Google

Summarizing helps you research faster. Indexing makes sure your work actually shows up.

Free forever. No credit card required.