Hybrid Search: BM25 + Vectors Beats Either Alone
You've chunked your documents well. You've embedded them with a frontier model. You've stored them in pgvector with a clean HNSW index. Your eval set passes. And then a user searches for ERR_BILL_4042 — your company's specific billing error code — an...
ai-zero-to-hero.hashnode.dev11 min read