Exa 3.0 is the biggest search quality update to Exa’s search API for AI agents. It adds a larger embedding model, billions of new documents including 1.27B ecommerce listings and 211M+ local businesses, and Dynamic Highlights, which use 95% fewer tokens than full page text. A new Exa Lite tier costs $4 per 1,000 requests, and Exa Auto costs $7. Available now through the API.