Generate a temporary inbox in one click. No sign-up, no password, no personal details — just receive mail and move on.
john123@…, if the name is available.A disposable inbox you can use instantly without signing up. It receives real emails while keeping your personal inbox private and spam-free — ideal for one-off signups and account verifications.
Yes — 100% free. No sign-up, no subscription, no credits, no limits on normal usage.
Yes. Switch to the Custom tab and enter your desired local part (letters, numbers, dots). If it's available, you'll get yourname@domain.com.
Yes. Disposable inboxes are temporary and messages auto-expire on the upstream service. Copy anything you need — verification codes, links — before closing the session.
Yes. Use the Existing tab to load the inbox for any address you already know. Useful when you've reused an address across devices or sessions.
CK MR is a free disposable email service by KAMRAN CK MR — part of a 16-tool free API platform.
No account required. We don't store your active address or messages beyond what's needed to serve the inbox.
For personal use. Do not use disposable inboxes for fraud, abuse, or illegal activity. Fair-use limits apply.
/api/mail
create
Create a disposable inbox. Returns a fresh random address, or a custom one if name is available.
| Param | Type | Description | |
|---|---|---|---|
| action | string | required | Must be create |
| name | string | optional | Custom local part (letters, numbers, dots) |
/api/mail
inbox
List all messages in an inbox.
| Param | Type | Description | |
|---|---|---|---|
| action | string | required | Must be inbox |
| string | required | Disposable address |
action=create./api/mail
read
Read one message as HTML.
| Param | Type | Description | |
|---|---|---|---|
| action | string | required | Must be read |
| string | required | Address | |
| id | string | required | Message ID from inbox listing |
/api/mail
delete
Delete one message from the inbox.
| Param | Type | Description | |
|---|---|---|---|
| action | string | required | Must be delete |
| string | required | Address | |
| id | string | required | Message ID |
KAMRAN CK MR — free temporary email service.