The AI search glossary
Every GEO and AI search term, defined the citable way: GEO, AEO, RAG, LLM, crawlers, citations and more.
AEO
AEO (Answer Engine Optimization) focuses on getting your content selected as direct answers in featured snippets and AI responses. Learn how AEO and GEO connect.
AI Agent
An AI agent is an autonomous system that plans, reasons, and uses tools to complete multi-step tasks. Learn how AI agents reshape content strategy and GEO.
AI Bot
An AI bot is a software program powered by artificial intelligence that performs tasks autonomously. Learn about AI crawler bots and their role in GEO strategy.
AI Hallucination
An AI hallucination is when an AI model generates false information confidently. Learn how hallucinations affect brand visibility, sales, and GEO strategy in 2026.
Artificial Intelligence
Artificial intelligence is the field of building systems that perform human-like cognitive tasks. Discover how AI powers modern search, GEO, and marketing.
ChatGPT
ChatGPT is the most cited AI search engine in 2026. Learn how ChatGPT works, why it matters for GEO, and how brands earn citations inside ChatGPT answers.
Citations
Citations in AI search are references that models like ChatGPT and Perplexity attribute to your content. Learn how to earn more AI citations with GEO optimization.
Claude
Claude is Anthropic's conversational AI built on Constitutional AI principles. Discover its features, use cases, and how it compares to ChatGPT and Gemini.
Crawl
A crawl is the automated process by which bots discover and index web pages. Learn why crawling is essential for both SEO rankings and AI citation visibility.
GEO (Generative Engine Optimization)
GEO (Generative Engine Optimization) is the practice of optimizing content to be cited by AI platforms like ChatGPT, Perplexity, and Gemini. Learn how it works.
Gemini
Gemini is Google's multimodal AI powering AI Overviews in Search and Workspace. Learn how it selects content and why it matters for your GEO strategy.
LLM
A LLM is a large language model behind ChatGPT, Claude, Gemini, and Perplexity. Learn how LLMs work, why they matter for GEO, and how to optimize for LLM citations.
LLMs.txt
llms.txt is a standard file that tells AI crawlers how to access and use your content. Learn how llms.txt works, why it matters for GEO, and how to set it up.