Pinecone

Pinecone is a vector database with broad functionality.

Installation and Setup

Install the Python SDK:

pip install langchain-pinecone

Vector store

There exists a wrapper around Pinecone indexes, allowing you to use it as a vectorstore, whether for semantic search or example selection.

from langchain_pinecone import PineconeVectorStore

API Reference:PineconeVectorStore

For a more detailed walkthrough of the Pinecone vectorstore, see this notebook

Retrievers

Pinecone Hybrid Search

pip install pinecone pinecone-text

from langchain_community.retrievers import (
    PineconeHybridSearchRetriever,
)

API Reference:PineconeHybridSearchRetriever

For more detailed information, see this notebook.

Self Query retriever

Pinecone vector store can be used as a retriever for self-querying.

For more detailed information, see this notebook.