Pgvector - Vtechnews

How to Pick an Embedding Model in 2026: OpenAI text-embedding-3 vs Voyage vs Cohere, Benchmarked on Real Retrieval Accuracy

August 25, 2026 by VTechNews Editorial Team

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Cohere embed-v4, Voyage 3.5, and OpenAI text-embedding-3 compared on MTEB score, price per 1M tokens, and real recall@10 retrieval tests.

Vector Database Pricing Compared: pgvector vs Pinecone vs Weaviate at 1M and 10M Embeddings

August 22, 2026 by VTechNews Editorial Team

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Real 2026 rate-card pricing for pgvector, Pinecone, and Weaviate at 10M and 100M vectors, plus why your embedding model choice doubles your storage bill.

What Is Vectorization? A Working Explainer for Builders Setting Up RAG

August 14, 2026 by VTechNews Editorial Team

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Vectorization turns text into searchable vectors. Real dimension counts, real pricing (OpenAI, Voyage), and the pgvector 2,000-dim limit that breaks RAG builds.

The signal, before the noise.