"How to send queries to an Elasticsearch cluster" matching MCP connectors:

Connect AI to millions of laws and court cases with the Lawstronaut MCP.

An MCP server that gives any LLM or agent clean YouTube transcripts on demand: a single video, a whole channel, or a playlist, plus AI cleanup of auto-generated captions. API-key auth, credit-based, same backend as the public v1 API. Get a free API key with 25 free credits at youtubetranscriptdownload.com/account.

Docs: https://docs.keenable.ai/mcp-server Keenable is a free, remote MCP server that gives agents access to the web index. Search the web with ranked results and date/site filters, then fetch any indexed page as clean markdown. Works out of the box with no account or API key.

Product search and price comparison for AI agents. Search 100M+ products across thousands of retailers by text or image, compare live offers and prices, and turn any merchant URL into structured product data. No API key required to start; add one for unlimited use and affiliate commission.

Track prices & price history on any online shop, with alerts and an API

Convert files, URLs, and documents to clean, AI-ready Markdown via MCP.

Render HTML, Markdown, or URLs to images, PDF, or branded artifacts; extract and watch pages.

rss2json: convert any RSS/Atom feed to JSON. Keyless basic, optional API key for count.

Read a URL as clean markdown, screenshot a website, url to PDF. Web access for agents, no signup.

Match shopper intent to a merchant's products and fetch live price, stock and product Q&A.

URL to clean article markdown/text + metadata and links. Deterministic. $0.001/call via x402.

Web page or HTML to clean LLM-ready Markdown or JSON. x402 pay-per-call, $0.005, no API key.

Validate whether an IP address belongs to SeznamBot. Remote MCP server exposing a validate_ip tool.

x402 MCP web parser: URLs to Markdown for agents. USDC on Base, Polygon, Arbitrum, Ethereum.

Convert any public webpage to a PDF. Single narrow tool, not a bloated PDF toolkit.

Free technical-SEO audit MCP: crawl a site, run checks, return an LLM-ready shareable report.

Web scraping to clean Markdown with JS rendering, multi-page crawl, structured extract, sitemaps.

Hosted Chromium in mainland China: scripted actions, URL screenshots, print-to-PDF.

Adds powerful web scraping and search to Cursor, Claude and any other LLM clients.

URL to clean markdown for LLMs: a polite, robots.txt-respecting web reader. Free, no API key