HubSpot's AI Search Grader (now AEO Grader) analyzes brand visibility across ChatGPT, Perplexity, and Gemini. Provides overall grade, brand sentiment score, share of voice score, and personalized recommendations.

The free AEO Grader requires only brand name, location, industry, and products to deliver scored breakdowns with plain-language interpretations. No credit card required, no usage limits, no features locked behind paywall. HubSpot also offers premium HubSpot AEO at $50/month ($45 yearly) with prompt tracking and competitor analysis.
Free AI Search Visibility and Answer Engine Optimization Tool
Starting Price
Search Intelligence and AI Visibility Tracking for SEO Teams
Starting Price
Nightwatch monitors keyword rankings across traditional search engines (Google, Bing, YouTube, DuckDuckGo) and AI platforms like ChatGPT and Gemini. Covers 107,000+ locations across 190+ countries.
AI search visibility monitoring and tracking platform
Starting Price
Otterly.ai monitors brand visibility across AI search engines including ChatGPT, Perplexity, Google AI, and Microsoft Copilot. It provides daily tracking, Brand Visibility Index scores, and GEO audits.
AI visibility tracking platform for SEO and brand teams
Founded
Funding
Peec AI is an AI visibility tracking platform that monitors how brands appear across AI search engines. It provides prompt discovery, competitor benchmarking, citation source analysis, and reporting integrations.