Integrate LangChain with OpenAI

The complete guide to connecting LangChain and OpenAI in Next.js 15.

THE PRODUCTION PATH Architecting on Demand

LangChain + OpenAI
Custom Integration Build

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Skip 6+ hours of manual integration. Get a vetted, secure, and styled foundation in 2 minutes.

Pre-configured LangChain & OpenAI SDKs.

Secure Webhook & API Handlers (with error logging).

Responsive UI Components styled with Tailwind (Dark).

Optimized for Next.js 15 & TypeScript.

1-Click Deployment to Vercel/Netlify.

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Technical Proof & Alternatives

Verified open-source examples and architecture guides for this stack.

ai-pdf-chatbot-langchain

AI PDF chatbot agent built with LangChain & LangGraph

16370 starsMIT

ai-chatbot-framework

A python chatbot framework with Natural Language Understanding and Artificial Intelligence.

2149 starsMIT

agentkit

Starter-kit to build constrained agents with Nextjs, FastAPI and Langchain

1946 starsMIT

Flock is a workflow-based low-code platform for rapidly building chatbots, RAG, and coordinating multi-agent teams, powered by LangGraph, Langchain, FastAPI, and NextJS.（Flock 是一个基于workflow工作流的低代码平台，用于快速构建聊天机器人、RAG、Agent和Muti-Agent应用，采用 LangGraph、Langchain、FastAPI 和 NextJS 构建。）

1075 starsApache-2.0

doc-chatbot

Document chatbot — multiple files, topics, chat windows and chat history. Powered by GPT.

859 starsOther

semantic-search-nextjs-pinecone-langchain-chatgpt

Embeds text files into vectors, stores them on Pinecone, and enables semantic search using GPT3 and Langchain in a Next.js UI

762 starsOther

langchain-supabase-website-chatbot

Build a chatgpt chatbot for your website using LangChain, Supabase, Typescript, Openai, and Next.js.

703 starsOther

chatpdf-gpt

ChatPDF-GPT is an innovative chat interface application powered by LangChain and OpenAI, allowing users to upload and chat with PDF documents, stored in Pinecone vector database and Supabase storage.

182 starsMIT

waggle-dance

Knowledge work automation with AI agents

170 starsMIT

tickup

Supper clone Clickup 3.0, Follow Clean Architecture + DDD with latest Nextjs

129 starsOther

Production Boilerplate

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