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OpenAI

Text Embedding 3 Small.

Inexpensive embeddings for search and retrieval.

Vendor
OpenAI
Released
May 2026
Model id
text-embedding-3-small

OpenAI’s small embedding model turns text into vectors for semantic search and retrieval. It’s inexpensive and metered on input tokens only — the workhorse behind a brain finding the right note.

Best for: general-purpose retrieval where cost matters.

Run Text Embedding 3 Small in your brain.

Pick it per brain from the model settings, switch any time. Inference is included in your plan, or bring your own key.