WispInbox Temp Mail

Free disposable email for signups, QA, and OTP verification — inside VS Code and Cursor.

Create a temp address, paste it into any signup form, then wait for the verification code without leaving your editor.

Website: https://wispinbox.com/
API docs: https://wispinbox.com/api-docs/
Marketplace: https://marketplace.visualstudio.com/items?itemName=wispinbox.wispinbox
LinkedIn: https://www.linkedin.com/company/wispinbox/
Source: https://github.com/MeetChavda/wispinbox

Features

Open the Command Palette (Ctrl+Shift+P / Cmd+Shift+P)
Run WispInbox: New temp address — address is created and copied
Paste the address into your signup / test form
Run WispInbox: Wait for OTP — when the code arrives, it is copied automatically

Command	What it does
WispInbox: New temp address	Creates a disposable inbox and copies the address
WispInbox: Copy current address	Copies the current temp address (creates one if needed)
WispInbox: Wait for OTP	Long-polls for a 6-digit code (up to ~90s), then copies it

Setting	Default	Description
`wispinbox.baseUrl`	`https://wispinbox.com`	API base URL

	Free	Pro
Temp addresses	Yes	Yes
OTP API calls	3 / day per mailbox	Unlimited
Longer retention / shared mailboxes	—	On wispinbox.com

Upgrade Pro on the site when you need unlimited OTP waits for QA / automation.

Prefer HTTP directly? Use the public API (Playwright / Cypress friendly):

This extension wraps those endpoints for interactive use in the editor.

The extension only contacts wispinbox.com
No third-party analytics in the extension
Addresses and tokens are stored in VS Code / Cursor global state on your machine
Mailboxes expire automatically on the server

Publisher: WispInbox (wispinbox)