Featured free tools
AI Answer Diff
Compare how ChatGPT, Perplexity, and Gemini answer the same prompt side-by-side — see mention gaps and citation overlap instantly.
AI Crawler Access Checker
Check your robots.txt against the full 2026 AI bot matrix — see exactly which AI answers you're blocked from and get a recommended policy.
GEO Content Grader
Grade any page against the research-proven levers (citations, statistics, quotations, answer-first structure) that lift AI-answer visibility 28–41%.
llms.txt Generator
Generate an LLM-readable site guide for AI crawlers and answer engines in seconds.
All tools
Free and premium tools to measure AI visibility, audit crawlers, and track citations across answer engines.
AI Visibility Checker
AI visibility tools
ChatGPT Visibility Checker (Free)
ChatGPT visibility
Perplexity Visibility Checker
Perplexity visibility
Gemini Visibility Checker
Gemini and Google AI
AI Crawler Audit
AI crawler and technical
Robots.txt AI Crawler Checker
AI crawler and technical
llms.txt Checker
AI crawler and technical
AI Citation Tracker
AI visibility tools
AI Share of Voice Tool
AI visibility tools
AI Search Monitoring Tool
AI visibility tools
LLM Optimization Score
LLM optimization
LLM Citation Tracking
LLM optimization
GEO Audit Tool
GEO
Generative Engine Optimization Tool
GEO
AEO Audit Tool
AEO
Answer Engine Optimization Tool
AEO
JSON-LD Schema Validator
AI crawler and technical
AI Readable Website Checker
AI crawler and technical
llms.txt Audit
AI crawler and technical
llms.txt Generator
AI crawler and technical
GPTBot Checker
AI crawler and technical
PerplexityBot Checker
AI crawler and technical
OAI-SearchBot Checker
AI crawler and technical
AI Crawler Checker — robots.txt for GPTBot & More
AI crawler and technical
AI Robots.txt Checker
AI crawler and technical
AI Search Visibility Checker
AI visibility tools
AI Brand Visibility Tool
AI visibility tools
AI Visibility Tool
AI visibility tools
ChatGPT Rank Tracker
ChatGPT visibility
ChatGPT Citation Tracking
ChatGPT visibility
Perplexity Citation Tracker
Perplexity visibility
Perplexity Bot Checker
Perplexity visibility
Google AI Overview Tracker
Gemini and Google AI
AI Overview Tracking Tool
Gemini and Google AI
AI Overview Rank Tracker
Gemini and Google AI
AEO Tool
AEO
GEO Tool
GEO
LLMO Audit
LLM optimization
LLMO Tool
LLM optimization
Free AI Visibility Report
AI visibility tools
ChatGPT Visibility Checker (US)
ICP geo — tools
ChatGPT Visibility Checker (UK)
ICP geo — tools
ChatGPT Visibility Checker (Australian)
ICP geo — tools
ChatGPT Visibility Checker (Canadian)
ICP geo — tools
Ai Search Rank Tracker
AI visibility tools
Ai Answer Engine Tracker
AI visibility tools
Ai Brand Monitoring Tool
AI visibility tools
Chatgpt Brand Monitoring
ChatGPT visibility
Perplexity Brand Monitoring
Perplexity visibility
Chatgpt User Agent Checker
AI crawler and technical