Topic
Lcel
Learn Lcel as a connected topic across chapters, concepts, simulations, and interview reasoning.
10 Concepts2 Articles37 min
Overview
Learn Lcel as a connected topic across chapters, concepts, simulations, and interview reasoning.
How this topic helps
Langchain
Llm
Python
Ai Agents
Learning Path in this Topic
Series that contain articles from Lcel. Select a path to filter the article list.
Articles
2 matched articles
Article 1LangChain 101: Chains, Prompts, and LLM IntegrationTLDR: LangChain's LCEL pipe operator (|) wires prompts, models, and output parsers into composable chains — swap OpenAI for Anthropic or Ollama by changing one line without touching the rest of your c19 min
Article 2LangChain Memory: Conversation History and SummarizationTLDR: LLMs are stateless — every API call starts fresh. LangChain memory classes (Buffer, Window, Summary, SummaryBuffer) explicitly inject history into each call, and RunnableWithMessageHistory is th18 min