What is the best modern stack for building scalable AI applications in 2026?
Discuss:
LLMs (GPT, Claude, Gemini, Llama)
Frameworks (LangChain, LangGraph, LlamaIndex)
RAG pipelines & vector databases
AI agents and workflow orchestration
Backend/frontend architecture
Deployment, monitoring, and scaling
Share your tech stack, architecture, tools, and production experiences for AI chatbot, RAG, and agent-based applications.