What is LLM (large language model)?

An AI model trained on huge amounts of text to predict the next word. That simple skill lets it answer questions, write, summarize, translate and write code. ChatGPT, Claude and Gemini are built on LLMs.

AI glossary

Token Context window Prompt Fine-tuning RAG (retrieval-augmented generation)Embedding Parameters (7B, 70B…)Quantization Open weights Hallucination Multimodal Diffusion model AI agent Inference Benchmark