Model Context Protocol (MCP), Api Integration, Distributed Systems, Python, LangChain, CrewAI, LLMs, LLaMA, knowledge graphs, A2A Agent-to-Agent messaging, vector databases, Anthropic, Pinecone, LangGraph, AutoGen, Mistral, Milvus, cloud-native architectures, OpenAI, RAG pipelines, observability and monitoring for AI systems, Weaviate