StableDomains MCP Server

About StableDomains

Hosted 37-tool MCP server (official MCP Registry: net.stabledomains/registrar). Search availability, register domains, manage DNS, and browse expiring domains (Drop Radar). Payment in USDC or USDT on 7 chains; x402 API also available.

StableDomains tools (37)

Read from the live server on Oct 30, 2026. These are the tools your AI assistant can call once connected.

search_domains

Check availability and USD price for a name across TLDs. Each result has premium (boolean; premium = registry price + 12%) and renewal_price (USD/yr). If the name is taken, suggestions[] lists close AVAILABLE alternatives (live-checked, che

search_aftermarket

For a taken name: affiliate links to Atom.com, an OUTSIDE aftermarket (not StableDomains), to find premium alternatives for the keyword. Exact-name listing on Atom is not verified (no public API). Atom handles payment/transfer.

agent_signup

Instant signup: returns an API key immediately (no form, no email). Guest tier (30 req/min) until claimed by email or wallet. Rate limited per IP (3/hour). Store the key; it is shown once.

quote_domain

Live price quote for one domain. Returns premium (boolean) and renewal_price (USD/yr). Premium orders are refused if they exceed what we can currently fund.

create_order

Create a registration order (a price-locked quote). Returns quote{price_usd, locked_until}, payment requirements (exact amount, address, x402 accepts) and checkout_url: a prefilled /order/{id} page a human can pay from. Policy: check availa

buy_with_balance

Register a domain and pay from prepaid balance in one call.

check_order

Get order status and next actions.

pay_order

Submit payment: tx_hash (EVM hash or Solana signature) of your transfer, or x_payment (base64 x402 EIP-3009 payload, gasless).

get_balance

Get your prepaid USD balance and its ledger of top-ups and spends.

topup_balance

Create a top-up order (USD 5–5000); pay it like any order.

find_dropping_domains

Find expiring, pending-delete and just-dropped domains ranked by a verified quality score (0-100) built from sampled Wayback snapshots (real site vs parked/for-sale), Common Crawl presence, dictionary/brandability and spam heuristics; Majes

drop_radar

Domain Drop Radar: expiring, pending-delete and just-dropped domains filtered by TLD(s), length, keywords, value, quality and drop date, with presets (short-brandable, ai-names, dictionary-com, real-history, cheap-good, dropping-this-week).

radar_alert

Save a Drop Radar search and get a signed webhook (event radar.match, header X-StableDomains-Signature = sha256 HMAC of the body with the returned secret) and/or email (double opt-in) when new names match or a pending-delete name drops. Fre

suggest_domains

Free. Pass domain (e.g. a taken name like agent.com) to get close AVAILABLE alternatives (other extensions, get/try/hq/app variants), live-checked and ranked by price. Or pass idea to generate brandable names for a product idea. Returns onl

estimate_domain_value

Heuristic USD value estimate for any domain (length, TLD, dictionary words, brandability, Wayback age, backlinks) with factor breakdown and availability.

whois_lookup

RDAP (modern WHOIS) lookup for any domain: registrar, created/expires dates, status codes, nameservers, DNSSEC.

dns_email_check

DNS + email security audit via DNS-over-HTTPS: A/AAAA/MX/NS/CAA, SPF, DKIM (common or given selectors), DMARC policy, grade A-F and concrete fixes.

is_domain_dropping

Is an expired domain about to become available? Returns lifecycle (grace, redemption, pending delete, available, registered), estimated drop date and backlink data if in our drop feed.

watch_domain

Get notified when an expiring domain changes status or drops (becomes registrable). Pass webhook_url (active immediately, POSTs JSON events domain.status_changed / domain.available with a ready order_api body) and/or email (double opt-in).

set_url_forward

FREE 301 URL forwarding for a domain you registered with us: forward the whole domain (subdomain '@', also covers www) or a subdomain to any https URL. Points DNS at our redirect service. preserve_path keeps /path?query.

list_url_forwards

URL forwards configured on a domain you own.

apply_dns_template

FREE one-call DNS setup for a domain you own. template: vercel | netlify (params.site) | github-pages (params.user) | google-workspace | microsoft-365 | zoho-mail (params.region: com|eu|in|com.au). Replaces only the conflicting web or MX/SP

get_dns

Nameservers and DNS records (A/AAAA/CNAME/MX/TXT) of a domain you own.

set_dns

Set DNS records and/or nameservers of a domain you own. records: [{type: A|AAAA|CNAME|MX|TXT, name: '@'|sub, value, ttl?, priority? (MX)}]. mode 'replace' (default) replaces the FULL record set; mode 'merge' adds/updates the given records,

renew_domain

Renew a domain you own. Returns USDC payment requirements (402), or pay_with=balance to renew instantly from prepaid balance.

set_notification_webhook

Account webhook for lifecycle events: domain.expiring (30/7/1 days before), domain.renewed, domain.transfer_completed. null to remove.

transfer_domain

Transfer a domain in from another registrar using its auth/EPP code; paid in USDC (adds 1 year). Unlock it at the current registrar first. Completes in ~5-7 days.

create_cart

Register up to 20 available domains with ONE payment (exact total in the 402). Returns a price-locked quote, checkout_url for a human to pay, and is idempotent via idempotency_key. After payment each is registered; any failure is refunded t

get_referral_link

Your referral code and shareable link (?ref=<code>, 30-day attribution). Referrers earn 10% of our margin on paid orders by people/agents they refer; agents pass ref=<code> on create_order, create_cart or transfer_domain.

get_referral_stats

Referral dashboard: clicks, referred users, sales, earned / unpaid / pending / paid USD, recent sales and payouts. Payouts are USDC on Base, batched weekly (min $5, capped, admin-approved) to your payout address.

set_payout_address

Set the Base USDC address that receives your weekly referral payouts (null to clear).

set_auto_renew

Turn auto-renew on/off for a domain you own and/or fund its renewal balance (vault). deposit_usd moves USDC from your prepaid balance (topup_balance) into the domain's vault; withdraw_usd moves it back. The daily job renews 1 year when ≤30

get_renewal_balance

Auto-renew vault for a domain: renewal balance, 1-year renewal price, whether it is covered, shortfall, days to expiry and ledger. Omit domain to list all your domains' renewal balances.

search_agents

Search the StableDomains.net agent directory (approved AI agents and MCP servers) by keyword or capability. Returns name, description, url, endpoint_url, mcp_url, capabilities, payment_methods and profile_url.

get_agent

Get one agent directory profile by slug.

list_my_agent

Agent profiles you submitted (any status: pending, approved, rejected) with review notes. Submit a new one with POST /api/v1/agents (auth required, moderated).

list_domains

List the domains owned by the caller, with expiry dates and status.

How to connect StableDomains to Claude, Cursor or VS Code

StableDomains runs as a hosted remote MCP server at https://stabledomains.net/api/mcp. Add that URL to your MCP client's config (Claude Code, Cursor, Windsurf or VS Code) and the tools appear immediately, no install required.

{
  "mcpServers": {
    "stabledomains": {
      "url": "https://stabledomains.net/api/mcp"
    }
  }
}

Claude Code: claude mcp add --transport http stabledomains https://stabledomains.net/api/mcp. Servers that require OAuth or an API key will prompt on first use.