[Week of 4/29] LangChain Release Notes

🦜🛠️ New in LangSmith

• 😍 Improved Regression Testing Experience: When making changes to your LLM application, it’s important to understand whether or not behavior has regressed compared to your prior test cases. Changes to the prompt, retrieval strategy, or model choice can have big implications on

application behavior big cases experience langchain langsmith llm making notes prior prompt regression release release notes retrieval strategy test testing the prompt