[Week of 8/21] LangChain Release Notes

New in Retrieval

There was a lot happening in the retrieval space these past two weeks, so we wanted to highlight these explicitly!

• MultiVector Retriever: a new retrieval algorithm that enables multiple vector embeddings per document, that can be per-chunk, a summary, hypothetical questions, or more
• LangSmith cookbook on evaluating

algorithm by langchain embeddings highlight langchain multiple notes per questions release release notes retrieval space summary vector vector embeddings