SIP Telephony
Telephony
Connect SIP trunks, receive calls, and preserve context through warm transfers.
Product / Integrations
Integrations for the systems around every call.
Connect voice, messaging, knowledge, and operational events to the systems your team already uses. Use the Custom API for everything else.
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Twilio
Telephony
Route Twilio phone numbers into governed ZeroHold call operations.
iMessage
Messaging
Continue supported customer conversations through Apple messaging surfaces.
SMS & RCS
Messaging
Send confirmations, service updates, and supported conversational replies.
Notion
Workspace
Bring approved workspace content into an employee's operational knowledge.
Slack
Workspace
Deliver call outcomes, operational alerts, and weekly review summaries.
Custom API
Developer
Connect internal systems through typed actions, REST APIs, and signed webhooks.
Custom connection
Don't see your system?
Connect internal tools through typed actions, REST APIs, and signed webhooks while keeping every result traceable.