Vespa

Vespa is an AI-powered search engine and vector database that allows organizations to leverage AI for their big data analysis online. It offers exceptional performance, scalability, and high availability for search applications of any size. Developed as open-source software, Vespa can be downloaded or used on its cloud service for free.

With Vespa, developers can conveniently co-locate vectors, metadata, and content on the same item and node, perform inference, and effortlessly scale across nodes to handle any volume of data and traffic. The tool caters to a wide range of use cases, including search, recommendations, personalization, conversational AI, and semi-structured navigation.

Vespa provides comprehensive search functionality, supporting vector search, lexical search, and search in structured data. It also offers real-time machine-learned model inference to derive insights from the data. By simplifying application development and taking care of scaling and high availability, Vespa allows developers to focus on building their applications.

Renowned companies such as Spotify, Yahoo, and OkCupid have successfully utilized Vespa. It empowers companies to personalize content in real-time, target ads, and handle a massive user base of nearly a billion users with a staggering rate of 600,000 queries per second. Vespa is designed to efficiently support machine-learning model inference and is compatible with most models from various tools. It automatically manages data distribution across nodes and seamlessly redistributes in the background when changes occur, ensuring unparalleled end-to-end performance.