Plain-English Definition
A pattern where a model retrieves documents at query-time and generates an answer grounded in those sources.
Category
LLM Retrieval, RAG, and Answer Systems
How AI systems fetch, rank, and compress information—useful for designing pages that survive retrieval and summarization.
Explore categoryRelated concepts
Other terms in this category that are worth understanding alongside this one.
Selecting candidate documents or passages likely to contain the answer.
A numeric representation of text used to measure semantic similarity for retrieval.
A store optimized for similarity search over embeddings.
Splitting content into smaller passages for retrieval and context packing.
The length of each passage; too small loses context, too large wastes limited context space.
Repeated text between chunks to preserve continuity across boundaries.
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