Asterisk vs Bandwidth
Asterisk is listed under Telephony, Bandwidth under Telephony. Shared focus: sip, telephony. Each name links to the product's own site.
| Category | Telephony | Telephony |
|---|---|---|
| Pricing | Open source | Paid |
| Public code | Yes | No |
| Tags | telephony, pbx, sip, open-source | telephony, carrier, sip, api |
| Website | asterisk.org | bandwidth.com |
What Asterisk does
Asterisk is an open-source PBX and telephony toolkit. It handles call routing, conferencing and voicemail and supports SIP, and its ARI interface lets developers connect external apps such as AI agents.
What Bandwidth does
Bandwidth is a US carrier that sells voice and messaging APIs and phone numbers on its own network. Developers use it for programmable calling and SIP trunking.
Other options
See all Telephony, or alternatives to Asterisk and Bandwidth.