Exa

What is Exa?

Exa is a cutting-edge AI search engine and web crawling API built to empower AI applications with accurate, real-time web data. Founded in 2021 by William Bryk and Jeffrey Wang, Exa aims to organize the world’s knowledge by enabling large language models (LLMs) to retrieve relevant, up-to-date information. Unlike traditional search engines optimized for ads, Exa uses neural networks and embeddings to deliver semantic search results, avoiding SEO spam and low-quality content. Its mission is to provide AI developers with tools to filter and extract web content efficiently, supporting applications like chatbots, research, and data curation. The platform serves thousands of developers, including major clients like Databricks, and is backed by significant funding from Lightspeed, Nvidia, and Y Combinator. Exa’s infrastructure is designed to scale, offering low-latency, high-reliability solutions for complex queries.

Exa's Core Features

• Semantic search enables AI to retrieve web content based on meaning, not just keywords, ensuring more relevant results.

• Real-time web crawling updates data every minute, providing AI systems with the most current information available.

• Content scraping extracts clean, parsed HTML from specific URLs, ideal for detailed data retrieval.

• Similarity search finds contextually similar webpages based on a given link, enhancing research depth.

• Deep research API automates in-depth web research, delivering structured JSON results with citations for complex queries.

• LinkedIn search allows AI to find professional profiles and company data, supporting business research and lead generation.

• Customizable filters let users refine searches by date, category, or domain, offering precise control over results.

• Answer API provides direct, cited answers to questions, improving AI chatbot accuracy and user experience.

• Scalable architecture supports high-rate limits and low-latency performance for enterprise-level applications.

• Multi-language support processes content in various languages, broadening global data analysis capabilities.