> ## Documentation Index
> Fetch the complete documentation index at: https://docs.gofermata.com/llms.txt
> Use this file to discover all available pages before exploring further.

# Webhooks

> We support the following webhook events

* `negative_balance`: called whenever there is an event for a user that results in a negative balance

* `balance_change`: called anytime a user's balance changes

* `auto_refill`: called whenever a refill is triggered automatically (monthly plan renewal for example)

* `threshold`: called whenever a customizable threshold is hit for a given account

## Create webhooks

Within the settings tab of Fermata control, select Webhooks + Flagbacks from the left hand rail.

<Frame>![Create Webhooks](https://mintlify.s3-us-west-1.amazonaws.com/fermata/images/create-webhooks-1.png)</Frame>

When creating a webhook you can select the specific event topic. For threshold webhooks, you can customize the specific threshold you'd like set.

<Frame>![Create Webhooks](https://mintlify.s3-us-west-1.amazonaws.com/fermata/images/create-webhooks-2.png)</Frame>

You can review specific webhook logs and dig into specific response logs as well.

<Frame>![Create Webhooks](https://mintlify.s3-us-west-1.amazonaws.com/fermata/images/create-webhooks-3.png)</Frame>