What is Hallucination?

When an AI states something false with confidence — a fake quote, a wrong number, a source that does not exist. Always check important facts against the original source.

AI glossary

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