Developer API suite (Reader, Embeddings, Reranker) that turns web content into LLM-ready data for search and RAG.
What it does
Jina AI offers foundational search APIs for building AI applications. Its Reader converts any URL into clean Markdown, its Embeddings deliver multimodal multilingual vectors, and its Reranker improves search relevance, all reachable through one API.
How to use: Use Jina AI's tools like Reader to convert URLs to LLM-friendly inputs, or the Deep Search to search, read, and reason until the best answer is found. API keys are available for higher rate limits.
Core features
Reader API converts URLs to Markdown
Multimodal multilingual embedding models
Reranker for stronger search relevance
Web search endpoint returning SERP data
MCP server for use inside LLMs
Native inference inside Elasticsearch
Best for
→Ground LLMs with clean web content
→Build semantic and RAG search
→Rerank retrieved results
→Give AI agents live web access
Toolspool rankingby monthly traffic