🔍SlopCheck

AI Slop Detector

Is your content AI slop? Check any text for low-quality AI-generated filler, generic phrases, and lack of substance. Free, instant, no signup.

100% Client-SideNo Data StoredInstant ResultsFree Forever
0 words

What is AI Slop?

AI slop is a term that emerged in late 2024 to describe low-quality, generic content mass-produced by AI language models. Unlike thoughtful AI-assisted writing, slop is characterized by:

  • Generic filler phraseslike "in today's ever-evolving landscape" or "it's no secret that"
  • Buzzword overuse— "game-changer," "cutting-edge," "revolutionary," "seamless"
  • No specific data — lacks numbers, quotes, research citations, or concrete examples
  • Formulaic structure — predictable intro → body → conclusion pattern with uniform sentence lengths
  • Vague conclusions— "the possibilities are endless" or "the future is bright"

Why Google Penalizes AI Slop

Google's February 2026 core update specifically targeted AI slop content. Sites that published large volumes of generic AI-generated content saw significant ranking drops. Google's position is clear: content must demonstrate E-E-A-T (Experience, Expertise, Authoritativeness, Trustworthiness) regardless of how it was created.

Search engine Kagi even launched "SlopStop", a community feature that lets users flag AI slop in search results — showing the growing demand for content quality tools.

AI Slop vs. Quality AI Content

Not all AI-generated content is slop. The difference is in the value added:

AI Slop

  • Generic, could apply to anything
  • No specific data or examples
  • Filler phrases everywhere
  • Says nothing new or useful
  • Could be generated in 5 seconds

Quality AI Content

  • Specific to the topic
  • Includes data, quotes, examples
  • Clear, direct language
  • Provides genuine insight
  • Edited and fact-checked by a human

How Our Slop Detector Works

1

Phrase Analysis

Scans for 100+ known AI slop phrases, generic openers, filler words, and empty conclusions.

2

Structure Analysis

Measures sentence length variance, repetitive patterns, and vocabulary diversity to detect formulaic writing.

3

Specificity Check

Looks for concrete signals: numbers, quotes, named entities, and references that indicate real substance.

All analysis runs client-side in your browser. Your text is never sent to any server.

Frequently Asked Questions

Is this really free?
Yes, completely free. The analysis runs entirely in your browser — we don't even have a server to charge you for.
Is my text stored or sent anywhere?
No. All analysis happens client-side in your browser using JavaScript. Your text never leaves your device.
What's a good slop score?
A score of 0-15 is 'Clean' — well-written content with substance. 16-35 is 'Mild Slop' — some generic phrasing but generally okay. Above 55 is concerning and suggests the content needs significant revision.
Can AI content score low (clean)?
Absolutely. AI-assisted content that's been edited, includes specific data, and avoids generic filler will score low. The issue isn't AI usage — it's lazy, unedited AI output.
Why should I care about AI slop?
Google's February 2026 core update specifically targets AI slop. High-slop content is more likely to be deranked. For content creators, editors, and SEO professionals, checking for slop is now part of quality assurance.
How accurate is this detector?
Our heuristic engine catches the most common AI slop patterns with high precision. However, no automated tool is 100% accurate. Use the results as a guide alongside your own editorial judgment.