Best search api AI tools

A powerful two-in-one API for AI systems, providing real-time web search and deep crawling. It delivers structured, AI-ready data (JSON, Markdown) from any website, bypassing anti-bot measures while ensuring privacy with a strict zero-data-retention policy. Designed for RAG pipelines, LLMs, and automation workflows.

Serpex is a fast, affordable, and reliable search API designed for AI and data projects. It provides real-time, structured web search results from multiple major search engines, overcoming common challenges like CAPTCHAs and geo-blocks.

Exa is an AI-native search engine and API designed for LLMs. It provides high-quality, real-time web data through semantic search, content crawling, and agentic research capabilities to power AI applications, reduce hallucinations, and uncover insights traditional search engines miss.

Linkup is an advanced AI-powered search API designed to provide AI applications, agents, and LLMs with accurate, verifiable, and real-time data from trusted web sources. It enhances AI factuality and performance for various business and research use cases.

Tavily is a specialized search API designed for Large Language Models (LLMs) and AI agents. It provides real-time, accurate, and reliable web search results to enhance Retrieval-Augmented Generation (RAG) systems. By delivering factual, cited information optimized for AI consumption, Tavily helps developers reduce model hallucinations and build more powerful, knowledgeable, and trustworthy AI applications.