This New Embedding Model Cuts Vector DB Costs by ~200x!
Last Updated on November 6, 2025 by Editorial Team
Author(s): Avi Chawla
Originally published on Towards AI.
It also outperforms OpenAI and Cohere models.
RAG is 80% retrieval and 20% generation.

This article discusses the challenges and solutions related to Retrieval-Augmented Generation (RAG) setups, particularly focusing on the new voyage-context-3 embedding model by MongoDB, which addresses retrieval issues through contextualized chunk embeddings, allowing for improved performance in various domains, ultimately showcasing its capabilities and practical applications in projects involving audio data processing.
Read the full blog for free on Medium.
Join thousands of data leaders on the AI newsletter. Join over 80,000 subscribers and keep up to date with the latest developments in AI. From research to projects and ideas. If you are building an AI startup, an AI-related product, or a service, we invite you to consider becoming a sponsor.
Published via Towards AI
Towards AI Academy
We Build Enterprise-Grade AI. We'll Teach You to Master It Too.
15 engineers. 100,000+ students. Towards AI Academy teaches what actually survives production.
Start free — no commitment:
→ 6-Day Agentic AI Engineering Email Guide — one practical lesson per day
→ Agents Architecture Cheatsheet — 3 years of architecture decisions in 6 pages
Our courses:
→ AI Engineering Certification — 90+ lessons from project selection to deployed product. The most comprehensive practical LLM course out there.
→ Agent Engineering Course — Hands on with production agent architectures, memory, routing, and eval frameworks — built from real enterprise engagements.
→ AI for Work — Understand, evaluate, and apply AI for complex work tasks.
Note: Article content contains the views of the contributing authors and not Towards AI.