Definition
Embedding
An embedding is a numeric representation of text, image, audio, or other data that places similar items near each other in a vector space. Embeddings help AI systems search by meaning, cluster documents, deduplicate content, and retrieve context for generation.
Last updated: 25 June 2026
Why it matters
Embeddings are the quiet infrastructure behind semantic search and many enterprise RAG systems.
Signals to watch
- Content is converted into vectors
- Similarity search is used
- Meaning matters more than exact keywords