GrabMail disposable email

Connect it to your AI

Claude Code

claude mcp add --transport http grabmail https://grabmail.io/mcp

Claude, ChatGPT, Cursor and other apps

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

https://grabmail.io/mcp

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

{
  "mcpServers": {
    "grabmail": {
      "url": "https://grabmail.io/mcp"
    }
  }
}

Tools it offers

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

• create_inboxInvent a fresh, unused disposable email address you can give out immediately. Nothing is created or reserved server-side — an address exists as soon as mail arrives at it — so this never fails and needs no account. Publi
• list_domainsThe public domains anyone may use. A domain of your own needs no account or key either — just an MX record pointing here. These public domains are on disposable-mail blocklists; if a form rejects them, see the premium po
• list_messagesEverything waiting at an address, newest first. Returns immediately, including when the mailbox is empty — use wait_for_message if you are expecting something that has not arrived yet.
• read_messageThe full message: sender, subject, plain text, HTML and any attachments. This is where a confirmation code or a sign-in link will be. Read `text`: when the sender shipped HTML only, as most transactional mail does, it ho
• wait_for_messageBlocks until a new message arrives at the address, then returns it in full — the tool to use after submitting a sign-up form. Waits at most 25 seconds and then returns with timed_out set to true; call it again to keep wa
• delete_messageRemove a message now rather than waiting for it to expire. Idempotent.

Questions