8x8Contact Center
vs
FreePBXFree open-source PBX built on Asterisk
Comparison · Contact Center · weekly run Nov 3
8x8 vs FreePBX
Which one do AI engines recommend, and how do they differ on price, fit and features?
The short answer
8x8 is the stronger AI pick in Contact Center: it has a visibility score of 3.6 versus 0 for FreePBX.
Choose 8x8 if…
- You want the brand AI engines rank higher (3.6 vs 0)
- You need ISO 27001 or ISO 27017 or ISO 27018 or SOC 2 Type 2 or SOC 3 or HIPAA (with Business Associate Agreements) or Cyber Essentials Plus or CSA Cyber Trust (Advocate level) coverage
- integrated platform combining voice, video, chat, and contact center tools
- feature-rich cloud business communications
Choose FreePBX if…
No clear advantage in the published data.
AI visibility side by side
Latest weekly run · Nov 3
| Metric | 8x8 | FreePBX |
|---|---|---|
| Visibility score | 3.6% | 0% |
| Change vs last week | up+0.8% | no change0% |
| Rank in Contact Center | #24 | #42 |
| Share of voice | 1.4% | 0% |
| Mentions this run | 9 | 0 |
| Positive in AI answers | 12% | — |
The stronger value in each row is marked with a ✓.
Visibility score trend
Weekly runs over the last 60 days
8x8 +0.8000000000000003pp · FreePBX 0pp over 1 weekly runs.
Engine by engine
8x8 leads on 3 of 3 engines
ChatGPT
AI Mode
Perplexity
8x8FreePBX
Head to head in AI answers
0 engine answers name both brands
08x8 ranked higher
0FreePBX ranked higher
Features, pricing & fit
| Dimension | 8x8 | FreePBX |
|---|---|---|
| Deployment | Cloud-based SaaS | Self-hosted software, cloud images, and Sangoma-certified appliances |
| Compliance | ISO 27001, ISO 27017, ISO 27018, SOC 2 Type 2, SOC 3, HIPAA (with Business Associate Agreements), Cyber Essentials Plus, CSA Cyber Trust (Advocate level) | — |
| Support | — | Community forum |
| Founded | 1987 | 2004 |
| Headquarters | Campbell, California | 100 Renfrew Dr, Markham, Ontario, Canada |
| Employees | 1,001–5,000 | — |
| Funding | Post-IPO equity raise | — |
| Best for | — | Cloud PBX providers, VoIP providers, and contact center software vendors, based on G2 review data |
Pros and cons
Themes from the AI answers that mention each brand
8x8
- integrated platform combining voice, video, chat, and contact center tools
- feature-rich cloud business communications
- strong for global calling
- suited to UCaaS consolidation
FreePBX
Profile in progress.
Data collected ·ChatGPT, Perplexity, Google AI Mode·coverage 98.8%·next run
Cite as: SlateIndex, “8x8 vs FreePBX”, https://slateindex.ai/compare/8x8-vs-freepbx, data of Nov 3, 2026. Licence: CC BY 4.0.