MCP server

Startup Name Check

app.openkrill/names

Checked 25 Oct 2026, 20:29 UTC · Connected to it and listed its tools

Check whether the domain for a startup, product or business name is already registered.

Website Source

At a glance

Type

MCP server

Publisher

openkrill.app (verified by the MCP Registry)

Status

Working at last check

Tools

3

Token cost

About 979 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

25 Oct 2026, 20:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http names https://names.openkrill.app/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.names]
url = "https://names.openkrill.app/mcp"

Gemini CLI

{"mcpServers":{"names":{"httpUrl":"https://names.openkrill.app/mcp"}}}

Cursor

{"mcpServers":{"names":{"url":"https://names.openkrill.app/mcp"}}}

VS Code

{"servers":{"names":{"type":"http","url":"https://names.openkrill.app/mcp"}}}

Antigravity

agy mcp add names https://names.openkrill.app/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"names","server_url":"https://names.openkrill.app/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"names","server_url":"https://names.openkrill.app/mcp"}

Tools

• check_domain_availability ~402 tokens
  Use this when the user asks whether a domain or startup name is available or taken, for example "is acme.com available", "check if this startup name is taken" or "find an available .com for my bakery name". Pass up to 5 names or full domains. Names are checked across .com, .net, .org, .ai, .app and

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