3CX

3CX is a software-based private branch exchange (PBX) phone system that provides enterprise communication capabilities including voice calls, video conferencing, live chat, and messaging. The platform can be deployed on-premise or in the cloud and integrates with popular CRM systems.

Capabilities

• Manage phone system configuration including departments, users, extensions, and call routing
• Initiate, answer, transfer, and terminate calls programmatically via Call Control API
• Automate administrative tasks like creating departments and assigning user roles
• Integrate with CRM systems for click-to-call functionality and call logging
• Access system settings and manage shared parking spaces
• Build outbound campaign scripts and AI-powered voice integrations

Resources

• Configuration API Guide
• Call Control API Guide
• API Endpoint Specifications
• XAPI Tutorial (GitHub)