
AI Tooling
The AI Tooling Landscape 2026
AI tooling is the stack of software used to build, run, measure, and govern AI systems. The 2026 landscape — from foundation models to the AI visibility layer that measures brand Citation Share.

AI tooling is the stack of software used to build, run, measure, and govern AI systems. The 2026 landscape — from foundation models to the AI visibility layer that measures brand Citation Share.

Stanford's SourceCheckup framework, published in Nature Communications, evaluated 7 LLMs on 58,000 statement-source pairs and found 50 to 90 percent of AI responses are not fully supported by the sources they cite. What this means for brand AI visibility.

RAG — the architecture behind ChatGPT browsing, Claude web search, Perplexity, Google AI Overviews. Why published content is now retrieval inventory, why GEO is the discipline, and what comms teams must operationalize.