Reinventors
HomeUse Cases

Tech

AgentsCaspion8n
BlogStand with UkraineContact
← Blog
Approvals,one click
Our WorkAICaspioAutomation

One-Click Time-Off Approvals in Slack for Your Caspio App

Employees ask for time off in a Caspio app. Managers approve it in Slack with one click, and the AI checks the team calendar for conflicts first. Here is how we built it with n8n.

By Andrii Kucherenko4 min read

Prefer to watch? Rei covers this post in a short video.

You have a Caspio app. Employees submit time-off requests there. So far so good.

Then a manager has to log in (maybe today, maybe next week), open the request, open another page to see who else is out at the same time, and approve or deny. Nothing terrible. Just tedious. And dead boring.

What we built

Now the manager gets a Slack message the moment a request comes in. It contains a short conflict analysis and two buttons: Approve and Deny.

One click, and the record in the Caspio app updates in about three seconds. No login. No second page. And the decision is not buried in chat, because the full history stays in the app.

Rei walks through the whole flow in the video above, also available on YouTube.

The demo, including a conflict

The first request is easy. No conflicts, so the manager clicks Approve. We go back to the Caspio app, refresh the page, and it is approved. That took about three seconds.

The second one is more interesting. Chuck asks for a one-week vacation in April. This time the agent finds a conflict: Hanson is on unpaid leave until May 31. The manager sees that right in Slack and can make an informed decision. Sorry, Chuck.

How it is built

The whole flow runs on n8n, an integration platform that Caspio supports out of the box. Step by step:

  1. An employee submits a time-off request in the Caspio app. A new record appears.
  2. Caspio sends a webhook to n8n.
  3. n8n pulls the team's absences and asks the AI to check for conflicts and write a short summary.
  4. n8n turns that into a Slack message with Approve and Deny buttons.
  5. The manager clicks a button. Slack tells n8n.
  6. n8n updates the record in Caspio through the REST API. Done.

Best of both worlds: one-click approvals in Slack, and clean, complete records in Caspio.

Not just time off

The same pattern works for any approval: expenses, discounts, document sign-offs, purchase requests. If your process has a pending record and a yes-or-no decision, it fits.

Your company lives in Microsoft Teams instead of Slack? It works there too.

Want this in your app?

This demo is part of our use case catalog: Approve Time-off via Slack/Teams. And if you are still choosing an approach, read Three Ways to Add AI to Your Caspio App.

Want one-click approvals for your team? Let's talk.