Build a RAG App with Next.js and Pinecone
Learn how to build a retrieval-augmented generation app that answers questions from your own documents using Next.js, Pinecone, and the OpenAI API.
May 8, 20264 min read
All Recipes
6 tutorials and counting.
How to Stream OpenAI Responses in Next.js (App Router)
A complete guide to streaming LLM responses to the browser using Next.js App Router, the Vercel AI SDK, and the OpenAI API — with real working code.
April 8, 20263 min read
OpenAI API vs Anthropic API: Which Should You Use?
A practical comparison of the OpenAI and Anthropic APIs for developers — covering pricing, context windows, strengths, and when to pick each one.
April 15, 20263 min read
Vercel AI SDK vs LangChain: Which Should You Use?
A practical comparison of the Vercel AI SDK and LangChain for building AI-powered apps in Next.js — when each makes sense and when to avoid them.
June 5, 20244 min read
How to Reduce LLM API Costs in Production
Practical strategies for cutting your OpenAI and Anthropic API bills without sacrificing quality — caching, model routing, prompt compression, and more.
May 29, 20245 min read
OpenAI Function Calling: A Practical Guide with Examples
Learn how to use OpenAI function calling to let your LLM trigger real actions in your app — with working TypeScript examples.
May 22, 20244 min read