# Embeddings

> Embeddings are lists of numbers that capture the meaning of a piece of text, so texts with similar meanings can be found even when the words differ.

Canonical: https://heykiko.io/glossary/embeddings
Last updated: 2026-11-05

## What it means

Each passage of your knowledge, and each question, is turned into an embedding. Passages whose numbers are closest to the question's are the most likely to answer it.

This is why “money back” can find a page that only says “refund”.

## Related

- [Vector database](https://heykiko.io/glossary/vector-database)
- [RAG (retrieval-augmented generation)](https://heykiko.io/glossary/rag)
- [Chunking](https://heykiko.io/glossary/chunking)
- [What is RAG?](https://heykiko.io/blog/what-is-rag#parts)
- [Full glossary](https://heykiko.io/glossary)