Tag: rag

All the articles with the tag "rag".

• What Actually Gets Stored When You Put a Vector in S3 Vectors

  8 Jul, 2026

  A vector store keeps three things per record — a key, an array of floats, and a bag of metadata. Your document text is stored as metadata, and a 2 KB limit on the filterable part is what quietly breaks ingestion.

• Which Tier Does Your Vector Workload Live On?

  8 Jul, 2026

  Amazon S3 Vectors dropped the entry cost of vector storage on AWS to near zero. The question that matters now is which tier of the cost/latency curve your workload sits on — and why agents belong on the cheap one.

• Build vs. Buy for AI Knowledge Infrastructure: Capability First, Cost Second

  6 May, 2026

  SaaS platforms auto-generate MCP servers. But auto-generated MCP does text search. If your use case requires metadata-filtered retrieval, you're comparing different architectures — not different feature sets. Capability first, cost second.