We have built Legalyze.ai, a tool for lawyers to query thousands of files at once. We are using Langchain in coordination with GPT-4 and Pinecone to query massive sets of data at once.
Lawyers can also generate procedural documents like motions and requests using their case as context.
Contact chris@legalyze.ai for a trial and check out our open source project - https://github.com/Haste171/langchain-chatbot