The Trimble Connect API consist of set of APIs. Read more about the available APIs and architecture of Trimble Connect APIs here.
Trimble Connect Core APIs
The Core API Reference can be found from here: https://app.connect.trimble.com/tc/static/apidoc.html.
Trimble Connect Workflow tools API
For more information on the Workflow tools (status sharing) API, see https://europe.tcstatus.tekla.com/swagger.
Trimble Connect for Browser API
You can find the documentation here: Trimble Connect 3D Viewer - Workspace API.
Trimble Connect for Desktop API
You can find the API documentation as a part of the installation.
After installation, the Microsoft Compiled HTML Help documentation called Trimble.Connect.Desktop.API.chm can be found in the installation folder.
C:\Program Files\Trimble\Trimble Connect\API Documentation\Trimble.Connect.Desktop.API.chm