Skip to main content

Documentation Index

Fetch the complete documentation index at: https://langchain.idochub.dev/llms.txt

Use this file to discover all available pages before exploring further.

Exa is a knowledge API for AI and developers.

​
Installation and Setup

Exa integration exists in its own partner package. You can install it with: 
%pip install -qU langchain-exa
In order to use the package, you will also need to set the EXA_API_KEY environment variable to your Exa API key.

​
Retriever

You can use the ExaSearchRetriever in a standard retrieval pipeline. You can import it as follows. See a usage example. 
from langchain_exa import ExaSearchRetriever

​
Tools

You can use Exa as an agent tool as described in the Exa tool calling docs. See a usage example.

​
ExaFindSimilarResults

A tool that queries the Metaphor Search API and gets back JSON. 
from langchain_exa.tools import ExaFindSimilarResults

​
ExaSearchResults

Exa Search tool. 
from langchain_exa.tools import ExaSearchResults