Topic
RAG
3 posts tagged RAG — engineering notes and field reports from the TechKis team.
Posts in RAG
3 posts
- 10 min read·AI EngineeringRAGRetrieval
RAG is not dead — you're just building it wrong
"Just use a bigger context window" doesn't kill RAG. Bad chunking, no reranking, and retrieval you never evaluate kill RAG. Here's what a retrieval pipeline that actually works looks like.
Read post - 9 min read·AI EngineeringMemoryArchitecture
AI memory explained — short-term vs long-term, and why the difference matters
"Memory" in AI apps means two very different mechanisms with different costs and failure modes. Here's what short-term (context) and long-term (retrieval/state) memory actually are, and how to design both.
Read post - 10 min read·RAGVector Searchpgvector
pgvector vs Pinecone vs Qdrant at 10M chunks — what we'd actually run
A practical comparison of pgvector, Pinecone and Qdrant for RAG at the 10-million-chunk threshold — where Postgres still wins, where managed beats self-hosted, and the real cost trade-offs that actually decide it.
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