Understanding LangChain Expression Language (LCEL): A Comprehensive Guide
Introduction The LangChain Expression Language (LCEL) is an innovative framework designed for developers working within the LangChain ecosystem. It simplifies the creation of complex chains of operations, allowing for both synchronous and asynchronous execution while supporting advanced features like streaming, retries, and fallbacks. LCEL’s minimalistic, declarative syntax and powerful capabilities have positioned it as a…