# GEOHATS > GEOHATS tracks how ChatGPT, Perplexity, Gemini and Google AI Overviews answer your buyers' questions, finds where you're invisible, and helps you publish the pages that win the citation. GEOHATS is a generative engine optimization (GEO) company. We track how AI assistants (ChatGPT, Claude, Perplexity, Gemini, Google AI Overviews, Grok) answer buyers' questions, then help brands win the citation. Two ways to work with us: a done-for-you service, and a self-serve tool you run yourself (track gaps, generate sourced pages, publish to your CMS). ## Main pages - [Home](https://geohats.com): the self-serve GEO tool + MCP server for coding agents - [Done-for-you](https://geohats.com/done-for-you): our managed GEO service + 90-day citation guarantee - [Guides & research](https://geohats.com/geo): sourced, in-depth GEO guides - [News](https://geohats.com/news): reporting on AI search and GEO ## Guides - [AEO vs GEO vs AI SEO: What They Mean & What to Buy](https://geohats.com/geo/aeo-vs-geo-vs-ai-seo.html) - [10 Best GEO Agencies in 2026 (Ranked + Guarantee Test)](https://geohats.com/geo/best-geo-agencies-2026.html) - [7 Best GEO Agencies for B2B SaaS 2026 (+ Claims Test)](https://geohats.com/geo/best-geo-agencies-for-saas-2026.html) - [GEO Agency vs AI Visibility Tool: Dashboard or Outcome?](https://geohats.com/geo/geo-agency-vs-ai-visibility-tool.html) - [GEO Pricing in 2026: What $2K–$15K/Month Buys](https://geohats.com/geo/geo-pricing-guide.html) - [Profound Alternatives 2026: 8 Tools + the Agency Option](https://geohats.com/geo/profound-alternatives-2026.html) ## News - [Proof, Not Vibes: First Randomized Study Shows Google AI Overviews Cut Organic Clicks 39.8%](https://geohats.com/news/ai-overviews-cut-clicks-40-percent-randomized-study) - [Google Starts Selling Ads Inside AI Mode — Healthcare Goes First, Your Vertical Is Next](https://geohats.com/news/google-tests-ads-inside-ai-mode-healthcare-first) - [Reddit Nukes 23 Million Spam Views a Day — But 13 Words Can Still Steer an AI Answer](https://geohats.com/news/reddit-bot-crackdown-ai-search-manipulation)