The leading distributed search and analytics engine. Elasticsearch powers full-text search, log aggregation (ELK stack), and complex analytics queries at scale. Powerful but operationally complex to self-host.
Exa is an AI-native web search API built for LLMs. Unlike keyword-based search, Exa uses neural embeddings to find semantically relevant pages — returning clean, structured results ready to feed into a RAG pipeline or AI agent without scraping.