To properly use this trigger, you must create another Zap that uses a Human in the Loop action, then select this Zap.

List the field names created in the “Additional data” section of your Human in the Loop action step. You can [map](https://help.zapier.com/hc/en-us/articles/8496343026701-Send-data-between-steps-by-mapping-fields) these fields to subsequent steps

Add a message with context or instructions for the reviewer.

Choose the fields you want the reviewer to fill out. You can add more as needed.

Choose how to send the approval request.
Select “Trigger a Zap” to build a custom notification.

**Security Note:** Selecting "Anyone" allows any person with the review link to approve or provide data. Only use this option if you trust that the link will only be shared with intended reviewers. For sensitive data or workflows, always use "Only members of my Zapier account".

Choose what happens if the reviewer doesn’t respond in time. You can skip the step or stop the run after a designated timeout period.

Any timeout value larger than 28 days will be set to 28 days.

Enter a number (decimals allowed). Minimum timeout is one minute.

Choose the time unit: minutes, hours, or days.

Send a one-time reminder if the reviewer has not responded. It goes out after the initial notification at the time you set.

Add context or instructions for the reviewer about the request.

Define the keys of the content to review.

Customize the approve button text (defaults to “Approve”). Max 75 characters.

Customize the decline button text (defaults to “Decline”). Max 75 characters.

Select the action to take if the reviewer declines the request.

**“Yes”** will let reviewers update the content before approving it and continuing the Zap run. **“No”** will only allow them to approve or decline it.

Human in the Loop is a native way complete a manual action during a Zap run.

Human in the Loop

Will attempt to call from this number, falling back to a random number if no longer available or unspecified.

Numbers from T-Mobile are [not supported.](https://help.zapier.com/hc/en-us/articles/24178576809613/)

Will attempt to send from this number, falling back to a random number if no longer available or unspecified.

Messages should not contain any reference to alcohol, illegal drugs, cannabis/CBD, firearms, gambling, prescription medication, tobacco, or adult content, and comply with [Twilio's Messaging Policy](https://www.twilio.com/legal/messaging-policy). Messages exceeding 153 characters will truncate. SMS by Zapier uses a content filter to ensure it meets Carrier guidelines. If your message fails to send, please try rewriting it.

Using our built-in number, you can send a limited number of SMS / text messages. This is great for reminders!

SMS by Zapier

Stay updated on incoming approval requests in the Human in the Loop app by setting up this workflow. When a new approval request arrives, an SMS message is fired off with SMS by Zapier, ensuring you're always in the loop. This automation helps streamline your approval process and keep operations running smoothly.

Human in the Loop + SMS by Zapier

Send sms for new approval requests in Human in the Loop using SMS by Zapier

Supported triggers and actions

New Approval Requested

Request Approval

Collect Data

Send SMS

About Human in the Loop

Related categories

About SMS by Zapier

Related categories