> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.mercoa.com/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.mercoa.com/_mcp/server.

Mercoa supports webhooks to notify your application when an event occurs in Mercoa.

Webhooks can be registered in the [Mercoa Developer Portal](https://mercoa.com/dashboard/developers).

![Webhook Portal](https://i.ibb.co/pQqgH5n/webhooks.png)

## Events for Invoices

[Invoices](/accounts-payable/invoices) trigger events when they are created, updated, or deleted. They also trigger events when their status changes.

All events can be found in the [Invoice](/api-reference/webhooks/invoice-created) Webhook section in the API Reference.

## Events for Invoice Comments

Comments on invoices trigger events when they are created or deleted.

All events can be found in the [Invoice Comment](/api-reference/webhooks/invoice-comment-created) Webhook section in the API Reference.

## Events for Entities

[Entity](/common-concepts/entities) events trigger when they are created, updated, or deleted.

All events can be found in the [Entity](/api-reference/webhooks/entity-created) Webhook section in the API Reference.

## Events for Payment Methods

Payment methods trigger events when they are created, updated, or deleted.

All events can be found in the [Payment Method](/api-reference/webhooks/payment-method-created) Webhook section in the API Reference.

## Events for Counterparties

When a counterparty is added or hidden, events are triggered. Events are also triggered when a counterparty completes their onboarding.

All events can be found in the [Counterparty](/api-reference/webhooks/counterparty-added) Webhook section in the API Reference.