April 12, 2024, 1:40 p.m. | Tiago Souto

DEV Community dev.to

Previously, we created our first chatbot integrated with OpenAI and our first RAG chat using LangChain and NextJS.


As mentioned in a previous post, LangChain was originally built in Python and then a JavaScript version was created. For working with AI and ML the most commonly used programming language is Python due to its versatility, frameworks, scalability, and learning curve. So, it’s not a surprise that not only LangChain does better support for Python, but also there are more features …

ai ai and ml chat chatbot javascript langchain language next.js openai part programming programming language python rag series

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