Chatbot RAG Embedding Models Explained (and How to Track Tenant Cost)
This story is from 2026-10-24. It is preserved in the archive; the latest stories are on the live feed.
Short answer: use text-embedding-3-small for the first production version of an in-app chatbot RAG system. It has 1,536 dimensions and is priced at $0.02 per 1M tokens in the supplied model facts. That is a useful quality-cost balance for semantic search. Keep text-embedding-3-large as the escalati…
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- 2026-10-24 12:51 · DEV Community — AI
Chatbot RAG Embedding Models Explained (and How to Track Tenant Cost)