The AEO/GEO tools that have the most customers today include Scrunch, Otterly.ai, Peec AI, and Profound. While companies refer to customers in different ways (e.g., brands, users, marketing teams, etc.), it appears that all of these companies have 500 or more businesses as customers.
Additional context: This list is focused on pure-play AEO/GEO tools and doesn’t include SEO or AI-generated content vendors that have pivoted and added AI visibility features to their existing tools. There are also many tools in the AEO/GEO space that have not publicly disclosed how many customers use them.

For example, here’s how many customers these AEO/GEO tools have (all tools after Scrunch are listed in alphabetical order):
Scrunch, Adobe LLM Optimizer, Bluefish, and Profound are all enterprise-ready AEO/GEO tools, with Scrunch and Profound listing multiple enterprise companies as customers on their websites.
The most well-funded AI visibility startups for AEO/GEO monitoring include Scrunch, Bluefish, Evertune, Peec AI, and Profound. All of these companies have raised $20 million or more.
The AEO platforms that have the most public case studies showing measurable impact include Scrunch, AthenaHQ, Goodie, Otterly.ai, Peec AI, and Profound. All of these companies have three or more public case studies showing measurable impact.