Explore telephony integrations with Bolna voice AI

What telephony providers does Bolna support?

Bolna Voice AI integrates with leading telephony providers to enable both inbound and outbound voice calls for your AI agents.

You can create your agents on Bolna and use them to initiate calls for a variety of use-cases:

We have the following telephony integrations available for initiating both outbound and inbound calls:

Provider	Supported Countries	Inbound	Outbound	Bring Your Own Account
Plivo	India	✅ Yes	✅ Yes	✅ Yes
Exotel	India	✅ Yes	✅ Yes	✅ Yes
Vobiz	India	✅ Yes	✅ Yes	✅ Yes
Twilio	United States, United Kingdom, Singapore, Australia, etc.	✅ Yes	✅ Yes	✅ Yes
Your Own SIP Trunk	Any (depends on your SIP carrier)	✅ Yes	✅ Yes	✅ Yes

In the API, an agent on a SIP trunk uses the telephony provider trunk. sip-trunk is the provider for Legacy SIP trunks (deprecated).

All above telephony providers support inbound and outbound calls with Bolna agents. Choose based on your requirements:

Twilio: if you’re making or receiving calls outside India
Plivo: if you’re making or receiving calls within India
Vobiz: if you’re making or receiving calls within India
Exotel: if you’re making or receiving calls within India
Your Own SIP Trunk (BYOT): if you want to use your existing SIP carrier, phone numbers, and rates with Bolna. Plivo, Telnyx, Twilio, Exotel, Vobiz, Vonage and any standards-based SIP carrier work.

Ready to set up telephony? Connect your Twilio account or set up Plivo integration. Already have a SIP carrier? Connect it over a SIP trunk to use your existing numbers. Need phone numbers? Learn how to purchase dedicated phone numbers directly from Bolna or make your first outbound call.