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GEO / AI Search
Definition
Emerging manifest file at the site root that declares an AI agent contract: supported tasks, content endpoints, authentication, MCP server location, license. The agentic-web companion to robots.txt and llms.txt.
Related terms
MCP
MCPModel Context Protocol. An open standard for connecting AI assistants to external data sources and tools through a structured server interface. Lets a website publish endpoints that AI agents can query without browser scraping.
llms.txt
A plain-text file at the root of a domain (/llms.txt) that describes the site's purpose, key pages, and entity definitions for AI crawlers. The AI equivalent of robots.txt, early adoption signals organizational maturity to crawlers.
Agentic Browsing
Browsing performed by an AI agent on behalf of a user. Differs from traditional crawling in that the agent reasons about task completion (booking a call, comparing options) and may execute multi-step interactions. Lighthouse now scores sites on agentic-browsing readiness.
Same category
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