GrabMail disposable email for Claude Code

io.grabmail/mcp

Disposable email for agents: create an inbox, wait for the message, read the code. No key needed.

client:Claude Code transport:streamable-http tools:6

Install GrabMail disposable email in Claude Code

run in your project directory

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

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs