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AI GlossaryCore AI

Core AI · Franchise AI term

Large Language Model (LLM)

The engine behind chat AI

What is Large Language Model (LLM)?

An AI model trained on vast text that predicts and generates language — the technology behind chatbots, drafting tools, and answer engines like ChatGPT, Claude, and Perplexity.

Where Large Language Model (LLM) shows up in our reporting

In the Franchise AI Index · Wyndham

In May 2026 Wyndham launched a native ChatGPT app for browsing and booking its ~8,400 hotels via natural-language search; it says this follows going live on Anthropic's Claude in 2025, its first major LLM integration.

Related terms — Core AI

Agentic AI

AI that acts, not just answers

RAG (Retrieval-Augmented Generation)

AI that cites your own documents

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