Exa is an AI-first company that has developed novel representation learning techniques and crawling infrastructure to build a modern AI search engine. Their core offerings include a Web Search API for fast, controllable web search, a deep research API for complex information requests, and Websets, a powerful web research agent for finding and enriching data. Exa's technology is specifically designed for LLMs, enabling AI products to intelligently find relevant information, generate answers, and perform detailed research. They emphasize speed, accuracy, and the ability to find niche results that traditional search engines might miss. Exa also provides enterprise-grade features like zero data retention, SOC2 certification, and high rate limits, catering to startups and large enterprises alike.