#rag_

Writing

• Is grep replacing vector search? When to use embeddings, agentic search or long context in 2026Claude Code and Codex search code with grep, while Cursor and Copilot index it with embeddings. We checked the papers, benchmarks and October 2026 prices to show when embeddings still earn their place, what to use instead, and what a vector store actually costs.2026-10-10