setup

Unstoppable Domains Setup

Connect to the Unstoppable Domains platform via MCP server, CLI, or API key.

MCP Server

Claude Code:

claude mcp add unstoppable-domains --transport http https://api.unstoppabledomains.com/mcp/v1/

Claude Desktop — add to your config file (~/Library/Application Support/Claude/claude_desktop_config.json on macOS):

{
  "mcpServers": {
    "unstoppable-domains": {
      "url": "https://api.unstoppabledomains.com/mcp/v1/"
    }
  }
}

Verify: claude mcp list

CLI

macOS / Linux:

curl -fsSL https://raw.githubusercontent.com/unstoppabledomains/ud-cli/main/install.sh | sh

npm:

npm install -g @unstoppabledomains/ud-cli

Build from source:

git clone https://github.com/unstoppabledomains/ud-cli.git
cd ud-cli
npm install
npm run build
npm install -g .

Verify: ud --help

Authentication

OAuth 2.0 (recommended) — browser-based with scoped permissions:

ud auth login

API Key — generate at Account Settings > Advanced. Format: ud_mcp_*

ud auth login --key ud_mcp_your_key_here

Headless Signup (no browser needed):

ud auth signup

Check status: ud auth status | Logout: ud auth logout

Credentials stored in system keychain (macOS Keychain, Windows Credential Vault, Linux Secret Service).

OAuth Scopes

Scope	Access
domains:search	Search domains, check availability
portfolio:read	View domains, DNS records, offers
portfolio:write	Manage DNS, create listings, send messages
cart:read	View cart and payment methods
cart:write	Add/remove cart items
checkout	Complete purchases

Session Handoff

For browser actions, use ud_authenticated_url_get to generate a one-time magic link that signs the user in automatically. Valid 60 seconds, single-use.

Resources

• Full docs: https://unstoppabledomains.com/docs/mcp.md
• OpenAPI spec: https://api.unstoppabledomains.com/mcp/v1/openapi.json
• OAuth metadata: https://api.unstoppabledomains.com/.well-known/oauth-authorization-server
• Support: [email protected]