# Act — CRM API: guides

> Canonical URL: https://developers.apideck.com/apis/crm/act/guides

- **url:** https://apimta.act.com/act.web.api/
- **source:** Act!
- **title:** Act! Web API documentation
- **source:** Act!
- **url:** https://help.act.com/s/article/What-is-the-Act-Web-API-prem
- **title:** What is the Act! Web API

[API reference](https://developers.apideck.com/apis/crm/reference.md) · [Coverage matrix](https://developers.apideck.com/apis/crm/coverage)