AsteriskFree, open-source framework for building communications applications
vs
VonageCommunications APIs. Unified Communications. Contact Centers.
Comparison · Contact Center · weekly run Nov 3
Asterisk vs Vonage
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
Vonage is the stronger AI pick in Contact Center: it has a visibility score of 1.3 versus 0 for Asterisk.
Choose Asterisk if…
No clear advantage in the published data.
Choose Vonage if…
- You want the brand AI engines rank higher (1.3 vs 0)
- You need ISO 27001 or PCI-DSS or SOC or HITRUST or CSA STAR coverage
- Flexible CPaaS APIs
- Recognised as a prominent communication-first provider
AI visibility side by side
Latest weekly run · Nov 3
| Metric | Asterisk | Vonage |
|---|---|---|
| Visibility score | 0% | 1.3% |
| Change vs last week | no change0% | up+0.3% |
| Rank in Contact Center | #41 | #31 |
| Share of voice | 0% | 0.7% |
| Mentions this run | 0 | 4 |
| Positive in AI answers | — | 14% |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
Asterisk 0pp · Vonage +0.4pp over 1 weekly runs.
Engine by engine
Vonage leads on 3 of 3 engines
ChatGPT
AI Mode
Perplexity
AsteriskVonage
Head to head in AI answers
0 engine answers name both brands
0Asterisk ranked higher
0Vonage ranked higher
Features, pricing & fit
| Dimension | Asterisk | Vonage |
|---|---|---|
| Deployment | — | Cloud |
| Compliance | — | ISO 27001, PCI-DSS, SOC, HITRUST, CSA STAR |
| Founded | 1999 | 2001 |
| Headquarters | Markham, Ontario (parent company Sangoma) | Holmdel, New Jersey |
| Employees | — | 1,001–5,000 |
| Funding | Series A · $14M raised | Financing |
| Best for | Organizations with trained IT staff that run larger deployments, according to a GetApp reviewer; small organizations without that staff are advised to choose a hosted solution. | — |
Pros and cons
Themes from the AI answers that mention each brand
Asterisk
Profile in progress.
Vonage
- Flexible CPaaS APIs
- Recognised as a prominent communication-first provider
- Intelligent workspace features
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 98.8%·next run
Cite as: SlateIndex, “Asterisk vs Vonage”, https://slateindex.ai/compare/asterisk-vs-vonage, data of Nov 3, 2026. Licence: CC BY 4.0.