Sources

Analysis of how AI search is changing organic traffic and SEO strategies

OpenAI's practical guide to building AI agents

Anthropic's best practices for building AI agents

OpenAI's launch of ChatGPT Search with source citations

McKinsey's analysis of AI agents as the next step in generative AI

Academic study defining GEO and showing 30-40% visibility improvement with optimization techniques

Supports the claim of 25% drop in traditional search volume by 2026

Based on Eight Oh Two study: 37% start searches in AI tools

Study showing only 37% of Google searches lead to clicks on the open web

Google's official documentation on AI Overviews and how websites can be optimized

Microsoft's AI search solution and how it uses websites as sources

Perplexity's program for crediting and driving traffic to sources

Resources on SEO and AI visibility from Conductor (formerly Searchmetrics)

HubSpot's playbook for AI search visibility for marketers

Forrester's research on AI and discovery

Practical guide to optimization for language models

Ahrefs' analysis of AI search and implications for SEO

Anthropic's approach to citations in Claude

Technical overview of agent architectures and tools

Official definition of Core Web Vitals (LCP, INP, CLS) and thresholds

Google's documentation on how page experience and performance affect visibility

Real-user measurement dataset used to verify field performance

Technical guidance for achieving sub-second load times