Originality.ai 2025: Year in Review

As we get back into the work routine and kick off 2026, we would like to take a moment to highlight some of our biggest wins of 2025! 

2025 brought major AI detection model upgrades, new features, exciting conferences, and impactful research, leading to major media attention! 

Our small but mighty team has been hard at work levelling up AI detection — and we’re just getting started. 

2025 Year in Review (In This Article): 

• Major AI detection model upgrades + high accuracy on new AI models
• New & upgraded product features
• Leading AI transparency in 2025: noteworthy studies + media mentions
• The Originality.ai team travels the globe!  

Log in or Sign Up for Originality.ai to see the latest upgrades and new product features!

Originality.ai: The Most Accurate AI Detector in 2025

At Originality.ai, we are proud to have 99% accuracy in detecting AI content. 

Throughout 2025, our Machine Learning team closely aligned with the rapid advancements of top LLMs to continuously improve our accuracy, so that you can hit publish with confidence.

Major AI Detection Model Releases Recap:

May 2025: Multilingual Model 2.0.0: Expanded to support 30 languages

• Extended support to 30 languages 
• 97.8% accuracy
• Reduced false negatives to 1.99% 

This release brought AI detection to 30 languages, further supporting Originality.ai’s mission in providing a complete, global toolkit for content verification. Read the full Multilingual Accuracy Study. 

June 2025: Lite 1.0.1

• 99%+ accuracy across top LLMs
• Robust capabilities in identifying AI Humanizer content
• An exceptionally low 0.5% false positive rate

September 2025: Our Biggest Launch Yet 

In September, we had our largest and most exciting AI detection model launch yet, with the release of Lite 1.0.2, Turbo 3.0.2, and Academic 0.0.5!

Lite 1.0.2:

• 99% accuracy on leading flagship AI models from OpenAI, Anthropic, Gemini, and DeepSeek.
• Continued ultra-low 0.5% false positive rate

Turbo 3.0.2: 

• 99%+ accuracy on leading flagship AI models from OpenAI, Anthropic, Gemini, and DeepSeek.
• Up to 97% accuracy on AI humanizers and bypassers 
• Low 1.5% false positive rate

New in 2025! Academic 0.0.5:

The release of our brand new academic-focused model, built for educators and students:

• 99%+ accuracy
• Designed to detect AI content across STEM-related assignments (+ coding & formulas)
• A less than 1% false positive rate
• Prove your writing is authentically yours with our Free Chrome extension, featuring a character-by-character replay of your writing. 

Learn more about Originality.ai’s accuracy in this video:

Then, read more about Originality.ai’s accuracy from independent 3rd party studies. 

The AI Race Accelerated in 2025: OpenAI, Google, and xAI

As 2025 wrapped up, the AI race heated up, with new models released by OpenAI, Google, and xAI. 

Spoiler alert: Originality.ai is still exceptionally accurate at detecting GPT-5.2, Gemini 3, and Grok 4.1 Fast.

• GPT-5.2 Study: Lite: 97% accuracy, Turbo: 98% accuracy, Academic: 97% accuracy
• Gemini 3 Study: 99%+ accurate across all models (Lite, Turbo, Academic)
• Grok 4.1 Fast Study: 97%+ accuracy across all models (Lite, Turbo, Academic) 

Check out the latest AI Studies and our in-depth AI Detection Accuracy Study. 

2025 New & Upgraded Originality.ai Features Recap

In 2025, Originality.ai changed the game with our breakthrough Deep Scan feature, plagiarism checking upgrades, Predictive SEO, GEO suggestions, Moodle LMS integrations, and more. 

Check out our 2025 new & upgraded feature recap:

Deep Scan: 

• An AI writing tutor to ethically and naturally improve writing to sound human.
• Clearly see which text is being flagged as AI with sentence-level highlighting.
• Peace of mind that writing is identified as human, and won't read like generic AI copy. 

Plagiarism Checking Upgrades:

• Exceptional plagiarism detection accuracy, up to 99.5%!
• Extended Plagiarism detection capabilities for LMS & Institutions: extended detection to academic journals, publication datasets, and a private data repository. Plus, check for matches with past student papers and internal archives.

Moodle LMS Plugin: 

• Seamlessly detect popular AI writing tools in Moodle LMS.
• Multilanguage support (30 languages).
• 99%+ proven AI detection accuracy.
• 99.5% plagiarism detection accuracy, finds paraphrasing & patchwork.

Bulk Scan: 

• Instantly analyze 100’s of URLs for AI content via a .csv file.
• Simplified workflow for agencies, enterprises, content managers, and publishers.

Content Optimizer:

• Predictive SEO that surpasses competitors like Ahrefs, FRASE, and Surfer.
• Genuine content optimization improvements that don’t reward keyword stuffing.
• GEO suggestions to improve LLM visibility.

Fact Checking Upgrades:

• Generate citations in popular styles, including APA, MLA, Chicago (Notes and Bibliography), and IEEE.
• Improved fact-checking accuracy: Originality.ai closely tied GPT-5 for accuracy, with a slight lead (Originality.ai = 86.69% accuracy vs. GPT-5 = 86.67%), while decisively beating GPT-4o.

That’s just a snapshot of some of the breakthrough Originality.ai features we launched in 2025. 

We also released an all-new Originality.ai Interface / UI Experience with a modern, distraction-free layout, a new results panel, and fresh ‘Scan in Progress’ visuals.

Leading AI Transparency in 2025: Noteworthy Studies

In 2025, we researched and launched major studies, uncovering how AI is impacting industries from Amazon herbal remedies books to Zillow reviews, and even Canadian bank reviews.

Check out the viral 2025 studies below!

Originality.ai Studies in the Media

82% of Amazon “Herbal Remedies” Books in 2025 Were Likely AI: Featured by The Guardian

Amazon Herbal Remedy Books Study: We investigated the prevalence of AI in Amazon self-published books in the "herbal remedies" subcategory… and the results were shocking. 

The Guardian Exclusive: one of the world’s leading publications covering the risks and misuse of AI, featured this captivating study exclusively.

Fake AI Zillow Reviews: Featured by the New York Post

Fake AI Zillow Reviews Study: Our study discovered that 23.7% of Zillow agent reviews were Likely AI in 2025. The New York Post covered this study as an exclusive feature.

Man or machine? Multiple Studies Highlighted by The Toronto Star

The Toronto Star featured multiple studies on AI reviews for healthcare clinics and Canadian banking, revealing major concerns about whether consumers can trust the authenticity of the reviews they’re reading. Check out The Toronto Star coverage.

How Originality.ai Could Have Helped Prevent 2025’s AI Scandals:

The AI-Generated Book List Scandal

AI Book List Scandal: When several newspapers published books credited to real and reputable authors, that were AI hallucinations… a quick Originality.ai AI detection and fact-checking scan could have helped catch the AI problems.

The $440k AI Mistake in the Deloitte Report Scandal

Deloitte’s $440k AI Mistake: Newspapers weren’t the only ones facing AI problems in 2025… Deloitte had to partially refund a report that cost $440k due to apparent AI errors. Yet, Originality.ai could have helped quickly flag AI text that required additional quality checks.

Plus…In Last Week Tonight, John Oliver indirectly quoted Originality.ai CEO Jon Gillham! AI Slop is polluting the web. Jon Gillham called it, and now John Oliver has too. Read More.

Read More Viral AI Studies

The Originality.ai Team Travelled Across the Globe

In 2025, the Originality.ai team traveled worldwide! Here’s a quick recap of the conferences we visited: 

• BrightonSEO UK - April 
• Pubcon - Austin, TX - June 
• BrightonSEO San Diego - September 
• ChiangMai SEO - November 

And in 2026, you can look forward to seeing Originality.ai at BrightonSEO UK in April! 

Thank you to the brilliant community of SEOs and marketers we connected with in 2025. It was an incredible honour to attend and speak at these conferences and discuss the effects AI is having on Google and SEO.

Be sure to stay tuned and follow Originality.ai to find out what’s coming in 2026, from new features to investigative AI studies, and get the scoop on what conferences we’re attending.

You can find us on the following socials:

• LinkedIn
• YouTube 
• Facebook
• Instagram
• Twitter/X

Thank you to all of our users, support team, and everyone in between for staying original with us in 2025!

Login or Sign Up to Try 2025’s Top Features at Originality.ai!