"A server for finding academic papers" matching MCP connectors:

Clean YouTube transcripts for agents: single videos, channels, playlists, plus AI caption cleanup.

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.

CatchAll is a web search API built for comprehensive event retrieval — not ranked results, but all matching records.

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.

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.

Pay-per-call web scraping for AI agents via x402 on Base USDC. Six tools, no signup.

Audits websites for cookie consent compliance across major privacy frameworks. Point it at any URL and get a structured PASS/FAIL checklist with regulatory citations and fix recommendations — no browser, no manual inspection required.

Pay-per-call web scraping for AI agents — no signup, no API keys, just USDC micropayments via the x402 protocol on Base. Six tools: scrape webpages, extract structured data, capture screenshots, parse metadata, manage browser sessions, and run workflows. Runs on Cloudflare Workers with Browser Rendering. Free tier: 10 calls per wallet per 30 days.

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

Reliable web access for AI agents: smart HTTP, rotating proxies, and full-browser rendering.

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

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

Freshness-aware AI retrieval with 21 MCP tools for timestamped, decay-ranked live signals.

Visit https://brave.com/search/api/ for a free API key. Search the web, local businesses, images,…

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

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

Scrapingdog MCP — wraps Scrapingdog (scrapingdog.com), a proxy-based web

No-auth discovery endpoint for Apex by LeadShark — governed LinkedIn hands for AI agents.

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

Extract public web pages to clean JSON or Markdown via MCP. No-key demo; failed calls not billed.