Embeddings-based web search tools

Represent pages and queries as vectors so similarity is a distance, not a string match. The retrieval primitive under most RAG and semantic-search stacks.

3 tools

Exa

Embeddings-based neural search that finds semantically related pages

FreemiumMar 2026AI-Native Search APIs

Jina AI

Reader API that turns any URL into clean markdown, now part of Elastic

FreemiumMar 2026AI-Native Search APIs

Octen

Fast agent search API with fan-out queries and extraction

FreemiumOct 2026AI-Native Search APIs