TLDMath

Connect it to your AI

Claude Code

claude mcp add --transport http tldmath https://www.tldmath.com/mcp

Claude, ChatGPT, Cursor and other apps

Add it as a custom connector with this URL (Streamable HTTP):

https://www.tldmath.com/mcp

Cursor, VS Code and other apps (mcp.json)

{
  "mcpServers": {
    "tldmath": {
      "url": "https://www.tldmath.com/mcp"
    }
  }
}

Tools it offers

15 tools, as the server itself reported during our check on Oct 31, 2026.

• check_domainLive availability and price comparison for one exact domain (e.g. "acme.io") across registrars. Returns per-registrar registration, renewal and transfer prices, premium status, and a recommendation based on 2-year total
• check_name_across_tldsCheck one name (e.g. "acme") across several TLDs at once and return availability plus the best 2-year price for each. Defaults to .com, .net, .io, .ai, .dev, .app. Max 8 TLDs per call.
• compare_tld_pricesStandard (non-premium) prices for one TLD across registrars, refreshed daily, sorted by 2-year cost. Use for general questions like "how much is a .io domain"; use check_domain for a specific name.
• recommend_namesGiven a short project description, recommend 3-5 TLDs (best fit first, with reasons) and 10 brandable names, each screened for availability on the top 3 TLDs (or up to 3 the user picks) with the cheapest standard 2-year
• brand_checkCheck whether a name is free as a handle on GitHub, npm, PyPI, crates.io and YouTube, with links to check X, Instagram and TikTok by hand, plus links to the USPTO and WIPO trademark databases. Not legal advice.
• check_renewalsFor domains the user already owns (up to 20): current registrar, expiry date, renewal price, and the cheapest registrar to transfer to, with the two-year saving. Registrar and expiry come from the public registry (RDAP);
• taken_domain_optionsFor a domain someone else owns: its registrar and expiry, where it is in the expiry-to-release cycle (active, expiring soon, expired, redemption, pending delete) with an estimated drop window, whether it is parked at a m
• compare_email_hostingCustom-domain email providers ranked by two-year cost for a number of mailboxes: free forwarding (Cloudflare, ImprovMX), cheap mailboxes (Purelymail, Zoho, Migadu, iCloud+, Namecheap, Hostinger), office suites (Google Wo
• tld_price_changesAnnounced registry (wholesale) price increases, upcoming and from the past year, plus changes to registrar standard prices seen in TLDMath’s daily checks. Use for "is .com going up?" or "should I renew early?". Optionall
• plan_dns_setupThe DNS records a domain needs for a website host or AI app builder (Lovable, Bolt, v0, Replit, Base44, Framer, Webflow, Bubble), an inbox provider, and/or the service an app sends email through (SPF, DKIM, DMARC), each
• plan_launch_stepsThe DNS plan for a domain (website host or AI app builder, inbox, app-email service) as ordered, repeat-safe steps with commands the user’s own tools can run: Vercel CLI, Cloudflare’s API with a token from the CLOUDFLARE
• ownership_cardWhich companies a domain depends on, from public records only: registrar with expiry and renewal price (registry RDAP), DNS host (nameservers), website host (A/CNAME and builder verification records), inbox (MX), and ser
• plan_app_moveAn ordered, repeat-safe plan for moving an app built in an AI app builder (Lovable, Bolt, Replit, Base44…) to the user’s own host (Vercel, Netlify, Cloudflare Pages, GitHub Pages) on their domain: export the code, keep t
• compare_app_emailServices an app sends email through (sign-in links, password resets, receipts) ranked by two-year cost at a monthly volume, with free-tier daily and monthly caps and overage prices. Prices are curated from each provider’
• list_supported_tldsTLDs with daily price tables, and the registrars TLDMath queries live.

Questions