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Credit-backed
Publishes a 99.999% uptime SLA backed by service credits, but the exact credit schedule isn't publicly documented.
Source: official SLA ↗ · checked Jun 2026 · View as JSON
99.999%
Uptime
—
Max credit
—
Claim window
Credit
Remedy
Enterprise
Min plan
How to claim
Submission
Support · vonage.com/communications-apis/services/support/
Deadline
30 days of incident
Review timeline
15 business days
Credit applied
Applied to next invoice
Required evidence: Account ID, Affected services, Incident timestamps, Impact description
Common exclusions
Scheduled maintenance
Force majeure events
Customer misconfigurations
Free tier services
Beta features
Support tiers complementary, not the SLA
Standard
SLA-eligible
Included · Business hours
Enterprise
SLA-eligible
Custom · 24/7
Per-service SLAs · 5
Most platforms commit to SLAs per service, not one blanket number.Service
Category
Uptime
SLA
Vonage Business Communications
Unified communications
UCaaS
Uptime —
SLA covered
Vonage Contact Center
Contact center platform
CCaaS
Uptime —
SLA covered
Vonage SMS API
SMS messaging APIs
CPaaS
Uptime —
SLA covered
Vonage Video API
Video APIs
CPaaS
Uptime —
SLA covered
Vonage Voice API
Voice APIs
CPaaS
Uptime —
SLA covered
Notes — Vonage is a Communication & Collaboration provider. See the official SLA at https://www.vonage.com/legal/sla/.
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