Category · 3 posts

AI

Building AI products in a SaaS template, RAG pipelines, credit metering, multi-provider chat, and what to wire first.

AIMay 01, 2026

Building a ChatGPT clone with Next.js + Claude

A working chat product in Next.js 16 is three pieces, a streaming Route Handler, a React UI on the Vercel AI SDK, and a thread/messages schema. The hard parts are auth, persistence, and credit metering, not the model call. Written for engineers shipping their first AI product.

7 min read

AIApr 29, 2026

RAG starter kit: a guide to shipping retrieval in Next.js

A production RAG pipeline in Next.js is four steps, upload, chunk, embed, retrieve, backed by Postgres with pgvector. The cost shows up at chunking and retrieval quality. Auth and multi-tenant scoping matter as much as embeddings once you charge money.

7 min read

AIFeb 02, 2026

RAG in a SaaS template: what to wire first

Upload rules, chunking cost, eval loops, and why auth matters as much as embeddings once you charge money.

11 min read