Kazan SEO AI Detector
Professional-grade AI content detection and semantic SEO analysis at zero cost.

Lightweight, no-registration NLP analysis for identifying machine-generated linguistic patterns.
The AI Content Detector by SEOToolsHive is a utility-focused linguistic analysis engine designed for rapid screening of text assets. Architecturally, it utilizes a combination of perplexity and burstiness metrics to evaluate the probability of AI involvement in text generation. By analyzing the randomness of word choice (perplexity) and the variation in sentence structure (burstiness), the tool provides a 'Human vs. AI' percentage score. In the 2026 market landscape, SEOToolsHive positions itself as a low-friction entry point for SEO professionals and editors who require immediate verification without the overhead of account management or API integration. While it lacks the deep learning depth of premium enterprise detectors, it leverages updated heuristics to identify patterns common in GPT-4o, Claude 3.5, and Gemini-generated content. Its technical infrastructure is optimized for browser-side performance, ensuring low latency even with high-volume text inputs. It serves as a critical first-pass filter in content supply chains, particularly for agencies managing high-velocity guest posting and bulk blog production where cost-per-check must remain zero.
Measures the complexity of the text; AI typically produces text with lower perplexity (more predictable).
Professional-grade AI content detection and semantic SEO analysis at zero cost.
Forensic-level AI content detection and advanced humanization for SEO-proof content.
Transform AI-generated text into undetectable, human-grade content with advanced linguistic humanization.
A non-profit open-source detector for educational integrity and transparent AI verification.
Verified feedback from the global deployment network.
Post queries, share implementation strategies, and help other users.
Examines sentence length and structural variance, which is typically higher in human writing.
Updated signatures for LLMs including Llama 3, GPT-4, and Gemini.
Text is processed for analysis and not stored in a permanent user-accessible database.
Lightweight JavaScript implementation works across all modern browser engines.
Graphical representation of the AI-to-Human ratio for quick visualization.
Optimized text buffer allows for scanning long-form articles in a single pass.
Ensuring freelance writers are not using raw AI output which might be penalized by search engines.
Registry Updated:2/7/2026
Quick screening of student submissions for potential AI assistance.
Preventing low-quality AI spam from being published on high-authority domains.