MCP server

Username Inspector Official

com.usernameinspector/username-inspector

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Look up username availability on 12 resale platforms (links where blocked); compare seller fees.

Website Source

At a glance

Type

MCP server

Publisher

usernameinspector.com (verified by the MCP Registry)

Status

Working at last check

Tools

2

Token cost

About 417 tokens per request

Sets up in

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

Last checked

26 Oct 2026, 08:29 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 username-inspector https://usernameinspector.com/api/mcp

Claude Desktop

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

Codex (config.toml)

[mcp_servers.username-inspector]
url = "https://usernameinspector.com/api/mcp"

Gemini CLI

{"mcpServers":{"username-inspector":{"httpUrl":"https://usernameinspector.com/api/mcp"}}}

Cursor

{"mcpServers":{"username-inspector":{"url":"https://usernameinspector.com/api/mcp"}}}

VS Code

{"servers":{"username-inspector":{"type":"http","url":"https://usernameinspector.com/api/mcp"}}}

Antigravity

agy mcp add username-inspector https://usernameinspector.com/api/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":"username-inspector","server_url":"https://usernameinspector.com/api/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"username-inspector","server_url":"https://usernameinspector.com/api/mcp"}

Tools

• check_username ~190 tokens
  Check if ONE username is free on 12 resale platforms. Example: username='vintage_finds' returns available, taken, or unverified per platform.
• compare_fees ~227 tokens
  Compare what a US sale keeps after fees on 7 platforms. Example: price=45, item_cost=12 ranks platforms by profit.

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Badge for your README

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