# AI Detector > Paste any text and see which sentences read as AI. Paste any text and see which sentences read as AI. Free AI checker for ChatGPT, GPT-6, Claude and Gemini with sentence-level highlighting and a shareable report. ## Facts - Website: https://www.aidetectors.io - Pricing: free - Categories: AI & Machine Learning, Writing & Content, Education - LotsDirectory page: https://lots.directory/products/ai-detector - Listing state: Unclaimed. We listed this product from its public website, and its owner has not claimed it yet. ## Detailed info ## What is AI Detector? AI Detector scans pasted text and returns a sentence-level map of what reads as AI, a confidence score, and a shareable report. The home page says the April 2026 benchmark scored 95.2% accuracy with 3.1% false positives on 500 texts. ## What AI Detector does Paste any text and get a sentence-level map, a confidence score, and a shareable report. Every AI-generated sentence is highlighted with a confidence score, paired with an overall AI probability gauge. The toolkit on every plan includes AI Detector, AI Humanizer, Paraphraser, Summarizer, Citation Verify, and Watermark Remover. Detection also sits with citation verification, a plagiarism check, and grammar. The home page says text is never stored or used to train models, and results stay on the device. If you share a report, only the score and a short preview are saved. ## Who AI Detector is for Students, teachers, writers, publishers, and editorial teams, plus work projects, blog and content checks, and research papers. ## How AI Detector works Paste an essay, article, or application and every sentence gets scored. The home page says red means AI and green means human, with an overall verdict you can share as a report. Every reference gets checked against real databases, and invented ones get flagged. The detector is trained and benchmarked on English writing. Other languages return a score but are not covered by the benchmark. The home page says the workflow runs in the browser, with no install. ## Key features - Sentence-level highlighting gives every AI-generated sentence a confidence score and an overall AI probability gauge. - The home page names ChatGPT, GPT-6, Claude 5, Gemini 3, Llama 4, Grok 4, and DeepSeek V4. - Signals on the home page are perplexity, burstiness, n-gram patterns, and a stylometric fingerprint. - Citation verification checks every reference against real databases and flags invented ones. - Every plan includes AI Detector, AI Humanizer, Paraphraser, Summarizer, Citation Verify, and Watermark Remover. - The home page says text is never stored or used to train models, and results stay on the device. ## Pricing As listed on aidetectors.io, checked 13 October 2026. Prices can change; see the site for current terms. - Free is $0/month forever: 3 bonus credits at signup, 10,000 words per month, 1 free credit every day, 500 words per use, a basic AI Detector, no Ultra mode, and no tone customization. - The Pro price line shows $9.99 and $8.33/mo, billed $100/year, with 2 months free and 17% off monthly. The side by side list also shows Pro at $8.33/month. - Pro adds 500,000 words per month, unlimited credits per day, 25,000 words per AI Detector scan, an advanced AI Detector, Ultra mode, and tone customization. - Humanizer words per use are 500 on Free and 5,000 on Pro. The pricing page names a 7-day refund window on the first payment. ## Facts from aidetectors.io, checked 13 October 2026 - The about page says AI Detector was founded by AI researchers and engineers. - The support page says a person on the team reads every message, usually within one business day. - Free detector words per scan are 500, and Pro detector words per scan are 25,000. Monthly word allowance is 10,000 on Free and 500,000 on Pro. Written from AI Detector's own website ([Homepage](https://www.aidetectors.io/), [Pricing](https://www.aidetectors.io/pricing), [Features](https://www.aidetectors.io/about), [Docs](https://www.aidetectors.io/support)). The maker can claim this listing to edit it. ## FAQ ### What did the April 2026 benchmark report? The page says 95.2% accuracy and 3.1% false positives on 500 texts in the April 2026 benchmark. The detector is trained and benchmarked on English writing. Other languages return a score but are not covered by that benchmark. ### Is scanned text stored or used to train models? The home page says text is never stored or used to train models, and results stay on the device. If you share a report, only the score and a short preview are saved. ### What is the refund rule? You may request a refund of an initial subscription payment within 7 calendar days of the transaction, and a refund of a recurring subscription payment within 3 calendar days, only if you have not reached the trial threshold of 3 uses of text generation since payment. Cancelling stops future charges and keeps access until the period ends. ### Which tools are included on every plan? Every plan includes AI Detector, AI Humanizer, Paraphraser, Summarizer, Citation Verify, and Watermark Remover. Free is a basic detector with no Ultra mode and no tone customization. Pro adds the advanced detector, Ultra mode, and tone customization. --- Source: https://lots.directory/products/ai-detector ยท Machine-readable context by LotsDirectory.