Retrieve from vector stores directly
Improve document indexing with HyDE
Structure answers with OpenAI functions
QA using Activeloop’s DeepLake
Analysis of Twitter the-algorithm source code with LangChain, GPT4 and Activeloop’s Deep Lake
Use LangChain, GPT and Activeloop’s Deep Lake to work with code base
SalesGPT - Your Context-Aware AI Sales Assistant With Knowledge Base
Split by tokens 
How to add memory to a Multi-Input Chain
Combine agents and vector stores
Loading from LangChainHub
Retrieval QA using OpenAI functions
Vector store-augmented text generation
Hypothetical Document Embeddings