LLM-ready web data tools

You.com

Composable web, news, and research search APIs for enterprise agents

Jina AI

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

LLMLayer

Model-agnostic web access you add to any LLM in one call

Seltz

Web knowledge API running its own Rust crawler and hybrid index

Valyu

Search API spanning the web plus arXiv, PubMed, and SEC filings

Ceramic

Independent search index behind a single JSON endpoint for agents

DeepSeek Search API

DeepSeek's own search engine, sold as a $0.75-per-1k API

Octen

Fast agent search API with fan-out queries and extraction

Firecrawl

Turns any website into LLM-ready markdown via a single API

Webclaw

Rust page-to-markdown API with raw-HTTP-first browser-fallback engine

Context.dev

URL-to-markdown API with an added brand-data layer for agents

Scrape.do

Unblocking scraper API with markdown output and Google plugins

Crawlbase

Long-running crawling API with markdown mode and an MCP server

Upscrape

Platform data endpoints an agent can search, price, and run over MCP

Steel.dev

Open-source browser API with stealth and session management

Crawl4AI

Open-source crawler shaped for RAG, among the most-starred on GitHub