Every server in the official MCP Registry. Ranked by whether they actually work: we connect to each one and publish what happens.
19,596 servers
Dutch addresses, neighbourhoods, crime, flood risk, rent and schools. 5 checks a day free, no key.
Pro athlete tax calculators for MLB, NBA, NFL and NHL. Requires a Jock Taxes API key.
Translate text or a document into about 100 languages. Free, no key.
Core Web Vitals (LCP, INP, CLS) per URL from the Chrome UX Report, with daily checks on Pro.
Free 12-question check of how safely a U.S. law firm uses generative AI, scored out of 100.
Independent owner-side QA for structured-cabling certification closeout evidence.
Fixes the SEO of any public page: each correction with its value, source and exact HTML tag.
Public read-only MCP for strawssoda.com: menu, hours, and order or contact links.
Block an action a signed mandate does not permit: amount, payee, audience, currency, window, intent.
VibeAudit (audit.al157.xyz) site overview: services, pricing, contact, CTA links. Read-only.
Pay-per-call x402 Telegram channels, Mastodon tags, Bluesky, Hacker News, Lobsters data.
Read any public page as markdown, link previews, URL safety, page audits, domain availability and…
Arc for agents: token prices, rug checks (holders, dev pulls), launch exits, free USDC, paid APIs.
Reads AIA G702/G703 pay applications and change orders from PDF to JSON. $0.04/page via x402.
Generate images with the catalogue's image model, returned inline; image price plus $0.01 a call.
Feedpeck: find any site's RSS/Atom/JSON feeds + latest posts. Free, no key.
Mailvett: validate emails. MX, provider, disposable/role/free flags, typo fix, verdict.
PancakeSwap fee tier, V3 range, position and best swap route on BNB Chain, measured, free
Search Angela Kamer's coastal house plans by beds, sq ft, lot width, pilings and elevator.
Cross-border invoices for AI agents: parties screened, VAT ID checked, EN 16931 e-invoice in PDF.
Every L50 data API in one MCP server: UK companies, tenders, property, eBay, YouTube. x402 USDC.
Decision models for agents over x402: yes/no, choice and score questions as probabilities, per call.
Public records for any NYC property by address or BBL: permits, violations, sales, owners.
Combined Server-Surface Census: identity, tool contract + skill digests in one signed snapshot.
SA payroll and labour rules: minimum wage, BCEA overtime, UIF, SDL, public holidays, leave
Pre-sign Solana tx guard for agents: ALLOW/WARN/BLOCK verdict, x402 USDC pay-per-call.
Discover Puerto Rico places and events, with canonical links and clearly disclosed sponsorship.
Swedish crypto tax for agents: K4 guides (Skatteverket rules) + sourced tax tools. Swedish content
Compare TMS clinics, coverage and published costs.
Extractive document summarizer: returns the text's own sentences, so it cannot add facts.