Best search as a service AI tools

Algolia is an AI-powered search and discovery platform that provides developers with APIs to build fast, relevant, and personalized search experiences. It enhances user engagement and conversions for e-commerce, SaaS, and media websites through features like semantic search, dynamic re-ranking, personalization, and powerful analytics.

vecrank is an advanced AI-powered search and ranking platform for developers. It leverages vector embeddings to deliver highly relevant, semantic search results, moving beyond simple keyword matching. Ideal for building next-generation search experiences, recommendation engines, and RAG systems.

Trieve is a free, open-source AI search infrastructure for developers. Acquired by Mintlify and now under an MIT license, it empowers the creation of advanced discovery experiences, including conversational AI, state-of-the-art semantic search, and RAG applications, with a focus on self-hosting and customization.