Compare 11 options for tasks you use AI Detector for. Their feature coverage differs; check the summaries and plan details. Detect AI-generated text with semantic analysis
| Tool | Pricing | Score | API | Ongoing free tier | Self-hosting |
|---|---|---|---|---|---|
| AI Detectorthis one Detect AI-generated text with semantic analysis | Freemium | 6 | Unknown | Yes | No |
| DetectGPT Identify AI-written text while browsing the web | Free | 11 | Unknown | Unknown | No |
| Winston AI Detect AI-written content with 99.98% accuracy | Freemium | 4 | Yes | Yes | No |
| GPTZero Detect AI-generated content in seconds | Freemium | 6 | Yes | Yes | No |
| AI Text Watermark Remover Detect and remove traces from AI-generated text | Freemium | 0 | Unknown | Yes | No |
| StealthGPT Transform AI text to appear human-written and evade detection | Paid | 1 | Yes | Unknown | No |
| ZeroGPT Detect AI-generated text with sentence-level accuracy | Freemium | 1 | Yes | Yes | No |
| GrackerAI Monitor your brand presence in AI-powered search engines | Freemium | 0 | Unknown | Unknown | No |
| GPTKit Detect AI-generated text using 6 detection methods | Freemium | 9 | No | Yes | No |
| AI Text Cleaner Remove invisible characters and formatting from AI text | Freemium | 0 | Unknown | Yes | No |
| Undetectable AI Detect and humanize AI-generated text | Freemium | 7 | Unknown | Unknown | No |
| AI Voice Detector Identifies synthetic vs authentic audio with forensic accuracy | Freemium | 2 | Unknown | Unknown | No |
DetectGPT is a browser extension that analyzes web content to identify text generated by AI models like ChatGPT and GPT-3. Right-click on any passage to scan for AI authorship with a single click, or enable automatic page scanning. Essential for content creators, educators, and researchers who need to verify whether online material was written by humans or machines.
Winston AI detects whether text was written by humans or AI systems like ChatGPT, Claude, and Gemini. It combines plagiarism checking, grammar analysis, and essay grading to verify content authenticity. The platform supports 14+ languages with sentence-level detection showing exactly which parts trigger AI signals.
GPTZero analyzes text to identify content created by ChatGPT, Claude, Gemini, and other language models. It highlights AI-generated passages with detailed sentence-level reports and offers plagiarism, grammar, and citation checks. Widely used by educators, recruiters, and writers to verify authenticity.
This tool identifies and removes hidden markers and artifacts embedded in AI-generated text from Claude, ChatGPT, Gemini, and other models. Free browser tools handle invisible Unicode characters and Markdown cleanup, while premium features include watermark removal through meaning-preserving rewrites and tone adjustment. Built for publishers, SEO teams, and agencies sanitizing AI drafts before publication.
StealthGPT rewrites content from ChatGPT, Claude, Gemini and other models to bypass AI detection tools. The platform includes a reverse AI detector, automated essay writer with citations, and integrations for Chrome, WordPress, and n8n to streamline workflows.
ZeroGPT identifies whether text was written by humans or generated by AI systems. It provides sentence-by-sentence analysis with color-coded highlighting and readability scoring. The tool supports multiple AI models (GPT, Claude, Gemini) and languages, making it valuable for educators, marketers, and content creators who need to verify content authenticity.
GrackerAI tracks how your brand appears across generative AI search engines like ChatGPT, Perplexity, Claude, and Gemini. The platform automatically generates optimized content designed to be cited in AI-generated answers, helping you capture visibility as more customers research with AI instead of Google. Built for B2B companies fighting for prominence in AI search.
GPTKit analyzes text to identify whether it was written by humans or generated by AI models. The platform employs six different detection techniques to achieve approximately 93% accuracy and produces detailed authenticity reports. Free accounts can analyze up to 2048 characters per submission, with higher limits available for registered users.
Strips hidden Unicode characters, Markdown syntax, and formatting artifacts from ChatGPT, Claude, Gemini, and other AI model outputs. Free browser-based tools process locally without uploading data, while the Pro plan adds AI-powered text refinement and watermark removal for content creators and publishing teams.
Undetectable AI identifies sentences that may be flagged as AI-written and rewrites them with natural variation and tone adjustments. It combines text detection and humanization in one platform, using AI to make generated content sound more human. Built for students verifying authenticity before submission, writers ensuring originality, and professionals reviewing team work.
AI Voice Detector analyzes audio files to determine whether they were generated by AI synthesis tools or recorded naturally. It recognizes over 24 different voice synthesis models and provides instant verdicts with permanent, citable results. Designed for journalists, investigators, and anyone verifying audio authenticity in an era of deepfakes.