Raj Ranjan

What Is LangChain?

AI development has changed dramatically since large language models (LLMs) like GPT-4, GPT-5, Claude, and Llama became mainstream.While these models are extremely powerful, building real applications on top of them…

What is Ollama?

If you’ve been using ChatGPT, Gemini, or any online AI tool, you’ve probably noticed one thing they all need internet. And if you’ve ever wondered what is Ollama and how…