Integration: Exa
Search the web with Exa's AI-powered search, get content, answers, and conduct deep research
Authors
Exa
Overview
The Exa integration for Haystack provides components to search the web, fetch content, get AI-powered answers, and conduct deep research using Exa’s API.
Installation
pip install exa-haystack
Components
- ExaWebSearch: AI-powered web search (auto, fast, deep modes)
- ExaFindSimilar: Find pages similar to a URL
- ExaContents: Fetch full content for URLs
- ExaAnswer: Get AI-powered answers with citations
- ExaStreamAnswer: Streaming answers with SSE
- ExaResearch: Deep research with automatic source gathering
Usage
Web Search
from haystack_integrations.components.websearch.exa import ExaWebSearch
search = ExaWebSearch(num_results=5)
results = search.run(query="latest AI developments")
Find Similar Pages
from haystack_integrations.components.websearch.exa import ExaFindSimilar
similar = ExaFindSimilar(num_results=5)
results = similar.run(url="https://example.com/article")
Fetch Content from URLs
from haystack_integrations.components.websearch.exa import ExaContents
contents = ExaContents()
results = contents.run(urls=["https://example.com/page1", "https://example.com/page2"])
AI-Powered Answers
from haystack_integrations.components.websearch.exa import ExaAnswer
answer = ExaAnswer()
result = answer.run(query="What is retrieval augmented generation?")
print(result["answer"])
Streaming Answers
from haystack_integrations.components.websearch.exa import ExaStreamAnswer
stream = ExaStreamAnswer()
for chunk in stream.run(query="Explain quantum computing"):
print(chunk, end="", flush=True)
Deep Research
from haystack_integrations.components.websearch.exa import ExaResearch
research = ExaResearch()
result = research.run(query="Impact of AI on healthcare")
print(result["report"])
Authentication
Set your Exa API key as an environment variable:
export EXA_API_KEY="your-api-key"
Or pass it directly:
from haystack.utils import Secret
search = ExaWebSearch(api_key=Secret.from_token("your-api-key"))