# Overview

> [!NOTE]
> These guides are a draft. Endpoint details can change before general availability.

The Avallone Integration API connects other systems to Avallone. HR systems, ERP systems, CRM systems and integration buses use it to send companies, officers and documents to Avallone, and to keep them in sync.

## Base URL

```
https://api.avallone.io/api/v1
```

## Where to start

1. [Authentication](/authentication): get a token and send it with each request.
2. [API design guidelines](/api-design-guidelines): the rules every endpoint follows, such as paths, identifiers, status codes and errors.
3. [Changelog](/changelog): what changed, and what will change.

## Endpoints

- [Activity log](/activities): what happened in your tenant, who did it, and which records it touched.
- [Access logs](/access-logs): the HTTP requests your tenant made to Avallone, one file per day.
- [Related companies](/related-companies): the ownership relations between companies, and their company roles.

The interactive API reference (Swagger UI) at `https://api.avallone.io/docs/api` describes every endpoint, including those without a guide here yet.

## Connectors

- [Computershare GEMS](/connectors/gems): import companies, people, shareholdings and appointments from GEMS.
- [HighQ Collaborate](/connectors/highq): import documents from HighQ sites and folders.
- [Microsoft](/connectors/microsoft): sign in to Microsoft services, such as Azure OpenAI, with your organization's credentials.