AI visibility report
Vonage ranks #4 in Communications APIs AI search.
Outside the top three on 16 of the 25 prompts buyers actually ask.
Knock is cited on 7 of those losses.
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Track Vonage across these prompts daily.
Start free trial#4 among 12 vendors · still absent from 89.3% of tracked prompt responses
Top-3 citations across 150 prompt × platform pairs
Peer Ranking
Key Metrics
Platform Breakdown
Grok
Google AI Mode
Gemini Search
ChatGPT
Perplexity
Bing CopilotVisible, but narrative can improve. Vonage ranks #4 on presence but #7 on sentiment. The brand appears relatively often, but competitors may be getting more favorable language when they appear.
Where Vonage is losing
Prompts where competitors are visible and Vonage is not.
These prompt-level losses are the first prompts to track and repair.
Where Vonage is winning4
Which SMS API providers make it easiest to migrate sending infrastructure without breaking existing 2FA flows for users?
Avg # 1.0 · 1 platform
Which communications API platforms are least opinionated about the user data model and easiest to integrate with an existing user table?
Avg # 2.0 · 1 platform
Which communications API platforms have native workplace chat notification channel support for internal alerting alongside customer-facing messages?
Avg # 2.0 · 2 platforms
Which communications API providers queue and retry in-flight notifications during outages rather than dropping messages?
Avg # 2.0 · 1 platform
Where Vonage is losing5
Which unified communications APIs handle both programmatic email sending and visual template editing for non-technical teams?
Competitors on 5 platforms
Track this promptWhat transactional email APIs handle very high-volume bulk sends alongside triggered one-to-one emails without separate infrastructure?
Competitors on 3 platforms
Track this promptWhich notification infrastructure platforms handle user preference management best so recipients can control what they receive and on which channel?
Competitors on 3 platforms
Track this promptWhich notification infrastructure platforms integrate with CDPs to drive personalized cross-channel messaging automatically?
Competitors on 3 platforms
Track this promptWhich voice API platforms handle IVR flows and programmable call routing well for building a basic customer support phone system?
Competitors on 2 platforms
Track this prompt
Track Vonage daily before the next report refresh.
Track these gapsResearch dossierCapabilities, use cases, sources, reviews, pricing, and FAQ
Overview
Vonage is a cloud communications platform-as-a-service (CPaaS) provider headquartered in Holmdel, New Jersey, founded in 2001 and acquired by Ericsson for $6.2 billion in July 2022. Operating as a subsidiary within Ericsson's Business Area Global Communications Platform, Vonage offers programmable Communications APIs—formerly branded as Nexmo—covering voice, SMS, MMS, RCS, WhatsApp, video, and two-factor authentication. It also provides Unified Communications as a Service (UCaaS) and Contact Center as a Service (CCaaS). The platform connects to 1,600+ telecom networks globally, serves over 120,000 business customers, and hosts more than 1 million registered developers. Vonage has expanded into 5G/4G Network APIs using CAMARA standards, positioning itself as a bridge between the developer community and carrier networks. It was named a Visionary in the 2025 Gartner Magic Quadrant for CPaaS.
Vonage provides a comprehensive cloud communications platform encompassing programmable APIs (CPaaS), unified communications (UCaaS), and contact center (CCaaS) solutions. Its Communications APIs—formerly Nexmo and TokBox—allow developers to embed voice calls, SMS/MMS, RCS, WhatsApp, video, and user verification/authentication into web and mobile applications with minimal infrastructure overhead. Backed by Ericsson's global telecom network, Vonage also offers emerging Network APIs that expose 5G/4G capabilities such as silent authentication and SIM swap detection to application developers via CAMARA-standard interfaces.
Key Facts
- Founded
- 2001
- HQ
- Holmdel, New Jersey, USA
- Founders
- Jeff Pulver, Jeffrey A. Citron, Carlos Bhola
- Employees
- 2200+
- Funding
- ~$600M (pre-IPO); IPO raised $531M (2006
- ARR
- ~$1.4B revenue (12 months to March 2022)
- Customers
- 120,000+ businesses; 1M+ registered deve
- Valuation
- $6.2B (Ericsson acquisition, 2022)
- Status
- Subsidiary of Ericsson (NASDAQ: ERIC)
Target users
Key Capabilities10
- Programmable Voice API with per-second billing across 200+ countries
- SMS/MMS API supporting two-way messaging globally
- Messages API unifying RCS, WhatsApp, Facebook Messenger, Viber, and SMS in a single interface
- WebRTC-based Video API with HIPAA and SOC2 compliance for telehealth and enterprise use
- Verify API for two-factor authentication via SMS, voice, WhatsApp, RCS, email, and silent authentication
- Network APIs (CAMARA-based): silent authentication, SIM swap detection, number verification, leveraging 4G/5G network capabilities
- Vonage AI Studio with conversational AI, voice AI, and AI-driven analytics
- Conversational Commerce platform (formerly Jumper.ai) for WhatsApp and social channel sales automation
- Contact Center as a Service (CCaaS) with deep Salesforce integration, omnichannel routing, and reporting
- Fraud Defender and Protection Suite for anti-fraud and identity security
Key Use Cases8
- Embedding two-factor authentication and silent authentication into web and mobile apps
- Telehealth video consultation platforms requiring HIPAA-compliant scalable video
- Omnichannel customer engagement across WhatsApp, RCS, SMS, and social channels
- Automated appointment reminders, notifications, and transactional alerts
- Conversational commerce and AI-powered sales via messaging channels
- Enterprise contact center operations with CRM (Salesforce) integration
- Fraud detection and account security for financial services applications
- Developer-embedded voice and video features in SaaS products and mobile applications
Vonage customer outcomes
600,000+ doctor-to-patient video sessions and over 11 million video minutes in a single day; provider base scaled from 8
Telehealth platform doxy.me used Vonage Video, Voice, and SMS APIs to scale rapidly during COVID-19, handling an unprecedented surge in demand with a lean engineering team. Vonage's reliability and proactive support enabled doxy.me to focus on patient and provider experience rath
HotelBeds migrated its global contact center telephony infrastructure to Vonage Contact Center with Salesforce integration, enabling a seamless transition to remote work during COVID-19. The migration resulted in improved call answer rates, reduced costs, and enhanced call stabil
Call abandonment rate reduced to under 4%; 90% of calls answered within 30 seconds; average contacts per caller dropped
UK online voucher platform Wowcher implemented Vonage Contact Center with Salesforce integration, reducing call abandonment rates and meeting service-level targets for speed of answer.
Recent Trend
How AI describes Vonage3
vonage.com/resources/articles/unified-messaging-platform/](https://www.vonage.com/resources/articles/unified-messaging-platform/)  alongside customer records—include Twilio , MessageBird (Bird) , Vonage , and SendGrid . These APIs are frequently used within CRM ecosystems like Salesforce and HubSpot to sync activity...
Which communications API platforms have native workplace chat notification channel support for internal alerting alongside customer-facing messages?
AI Integration: For a modern touch, some providers, like Retell AI or Vonage , offer conversational IVR that understands natural speech rather than just keypad presses.
What are the best tools for testing SMS and email sending locally without hitting real phone numbers or sending actual messages?
Most cited sources8
- V5
Multichannel Notifications System for Unified Ecommerce Messaging - Vonage
vonage.com·Article
- V4
Unified Messaging Platform API To Connect All Your Channels
vonage.com·Article
- A3
How long does Vonage retry inbound messages for the SMS and Messages API? – Vonage API Support
api.support.vonage.com·Documentation
- V2
A Messaging API For Meaningful CX - Vonage
vonage.com·Product Page
- V2
Programmable Voice API | Vonage
vonage.com·Product Page
- V2
Email Marketing API - Vonage
vonage.com·Product Page
Alternatives in Communications APIs6
Vonage positions itself as a full-stack cloud communications platform spanning CPaaS, UCaaS, and CCaaS—differentiating from pure-play API providers like Twilio by offering an integrated suite from developer APIs to enterprise contact center.
- Since the 2022 Ericsson acquisition, Vonage leans into network-powered differentiation: 5G/4G Network APIs (CAMARA-based), silent authentication, and SIM swap detection give it a telecom infrastructure edge competitors lack.
- Gartner named Vonage a Visionary in its 2025 Magic Quadrant for CPaaS and a Customers' Choice in Gartner Peer Insights Voice of the Customer (93% Willingness to Recommend).
- Its Tier 1 network connecting to 1,600+ telecom networks globally and 1M+ registered developers underpin a scale and reliability story aimed at mid-market and enterprise buyers.
Reviews
Praised
- Ease of API integration and clear documentation
- Multi-channel breadth (voice, SMS, WhatsApp, video in one platform)
- Reliable global network performance and uptime
- High voice and video call quality with low latency
- Responsive dedicated account management
- Fast time-to-value with free trial credits
- Scalability for high-volume enterprise workloads
- Strong SDK support across multiple programming languages
Criticized
- Complex and opaque pricing; real costs often exceed advertised rates
- Unintuitive dashboard with poor navigation
- Slow support response times for technical incidents
- Advanced configurations require significant developer expertise
- Edge-case error handling gaps in documentation
- Performance inconsistencies in parts of Asia
- Strategic uncertainty following Ericsson acquisition
- Some advanced features require paid add-ons not included in base plans
Vonage Communications APIs receive broadly positive reviews for API quality, documentation clarity, multi-channel breadth, and global reliability. G2 users praise ease of API integration, voice/video quality, and scalability. Gartner Peer Insights reviewers highlight responsive account management and reliable uptime in a 24/7 context, awarding a 93% Willingness to Recommend score. Criticism centers on pricing complexity and cost escalation at scale, an unintuitive dashboard, inconsistent support responsiveness, and occasional uptime or deliverability issues. Some reviewers note that advanced configurations have a steep learning curve and that edge-case error handling in documentation is insufficient.
Pricing
Vonage Communications APIs use a consumption-based model: Voice API is billed at approximately $0.00798/minute (US domestic outbound) with per-second billing; SMS API starts at approximately $0.00809/message; Video API is approximately $0.0041/participant-minute; Messages API (WhatsApp, RCS, etc.) uses per-message platform fees starting as low as $0.00015/message plus channel-specific carrier fees. Verify API charges per successful verification. The Reports API is available as a monthly subscription at €450/$500/month including 5 million CDRs. Free trial credits are available at signup. Vonage Business Communications (UCaaS) tiers start at $19.99/user/month (Mobile), $29.99 (Premium), and $39.99 (Advanced), billed annually with up to 30% volume discounts. Add-ons such as call recording ($49.99/month) and CRM integrations (Salesforce, $4.99/month extra) are priced separately. Volume API discounts require direct sales negotiation and are not publicly listed.
Limitations
- Advanced features require developer resources and coding expertise, making the platform less accessible to non-technical teams.
- Pricing complexity and hidden fees have been a recurring concern—Vonage reached a $100M FTC settlement in 2022 over deceptive pricing practices, and real-world costs often run 50–100% above advertised base rates once regulatory fees and add-ons are included.
- The dashboard UI is frequently cited as unintuitive with poor navigation.
- Support response times are inconsistent, with some users reporting slow resolution of uptime incidents.
- Performance in parts of Asia has been noted as suboptimal.
- Post-Ericsson acquisition, some users have raised concerns about strategic direction and whether the legacy CPaaS business remains a priority.
- Volume pricing requires direct sales engagement and is not publicly disclosed.
Frequently asked questions
Topic coverageCoverage by buyer topic
Topic Coverage
Prompt-Level Results
| Prompt | ChatGPT | Bing Copilot | Gemini Search | Google AI Mode | Perplexity | Grok |
|---|---|---|---|---|---|---|
Capability4/5 cited (80%) | ||||||
Which voice API platforms handle IVR flows and programmable call routing well for building a basic customer support phone system? | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited | Your brand and a competitor were cited |
Which communications APIs support building real-time in-app chat with message threading, reactions, and file attachments, not just simple notifications? | Neither your brand nor a competitor was cited | A competitor was cited | A competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Your brand and a competitor were cited |
What transactional email APIs handle very high-volume bulk sends alongside triggered one-to-one emails without separate infrastructure? | A competitor was cited | A competitor was cited | A competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited |
Which unified communications APIs handle both programmatic email sending and visual template editing for non-technical teams? | A competitor was cited | A competitor was cited | Your brand and a competitor were cited | A competitor was cited | Your brand and a competitor were cited | Your brand and a competitor were cited |
Which multi-channel notification platforms support fallback logic — like falling back to SMS if a push notification isn't opened within an hour? | A competitor was cited | A competitor was cited | Your brand and a competitor were cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Your brand and a competitor were cited |
Developer Experience2/5 cited (40%) | ||||||
Which communications API platforms give product teams control over notification templates without engineering involvement day-to-day? | A competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited | A competitor was cited |
Which communications API platforms are least opinionated about the user data model and easiest to integrate with an existing user table? | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Your brand was cited | A competitor was cited | A competitor was cited |
Which notification infrastructure platforms handle user preference management best so recipients can control what they receive and on which channel? | A competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited | A competitor was cited | A competitor was cited | A competitor was cited |
What are the best tools for testing SMS and email sending locally without hitting real phone numbers or sending actual messages? | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited | A competitor was cited |
Which communications API providers give the best visibility into delivery failures, retries, and notification debugging? | A competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Your brand and a competitor were cited |
Integrations & Ecosystem3/5 cited (60%) | ||||||
What are the best tools for piping delivery and open events from a communications API back into a product analytics pipeline via webhooks? | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited |
Which communications APIs integrate best with CRMs and marketing automation tools so sales teams can see notification history alongside customer records? | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited | Neither your brand nor a competitor was cited | Your brand and a competitor were cited |
Which communications API platforms are designed with portability in mind — making it easy to swap providers for routing and template logic without a full rewrite? | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited | Your brand was cited | Neither your brand nor a competitor was cited | Your brand and a competitor were cited |
Which communications API platforms have native workplace chat notification channel support for internal alerting alongside customer-facing messages? | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Your brand was cited | Neither your brand nor a competitor was cited | Your brand and a competitor were cited |
Which notification infrastructure platforms integrate with CDPs to drive personalized cross-channel messaging automatically? | Neither your brand nor a competitor was cited | A competitor was cited | A competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited |
Performance & Reliability1/5 cited (20%) | ||||||
Which transactional email API providers deliver the best inbox placement rates and give you the most control over deliverability factors? | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited |
Which SMS API providers handle carrier routing and failover best for high delivery rates across different countries? | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited | A competitor was cited |
Which real-time in-app messaging APIs maintain low latency at 10,000 concurrent connected users? | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited | A competitor was cited |
What tools help load test a notification system to ensure it handles a burst of 1 million emails without queue buildup? | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited |
Which communications API providers queue and retry in-flight notifications during outages rather than dropping messages? | Your brand and a competitor were cited | Neither your brand nor a competitor was cited | A competitor was cited | A competitor was cited | A competitor was cited | A competitor was cited |
Setup & First Run1/5 cited (20%) | ||||||
Which notification infrastructure platforms support both push and email channels from a single API for mobile apps? | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited | A competitor was cited | A competitor was cited | A competitor was cited |
Which email API providers make switching SPF, DKIM, and DMARC records easiest without disrupting deliverability? | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited |
Which SMS API providers make it easiest to migrate sending infrastructure without breaking existing 2FA flows for users? | A competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Your brand and a competitor were cited | A competitor was cited | A competitor was cited |
I'm evaluating multi-channel notification platforms to architect from the start — which ones scale well as the product grows? | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited |
What's the fastest transactional email API to set up for a new SaaS app so that signup and password reset emails reliably hit the inbox? | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | Neither your brand nor a competitor was cited | A competitor was cited |
Turn this matrix into daily prompt monitoring.
Track prompt changesVertical Ranking
| # | Brand | PresencePres. | Share of VoiceSoV | DocsDocs | BlogBlog | MentionsMent. | Avg PosPos | Sentiment |
|---|---|---|---|---|---|---|---|---|
| 1 | Knock | 22.7% | 17.7% | 5.3% | 16.0% | 30.0% | #24.0 | +0.29 |
| 2 | Twilio | 19.3% | 22.5% | 10.7% | 0.0% | 60.0% | #35.1 | +0.38 |
| 3 | Resend | 11.3% | 6.2% | 0.0% | 10.7% | 14.7% | #17.3 | +0.25 |
| 4 | Vonage | 10.7% | 9.3% | 1.3% | 0.7% | 31.3% | #32.5 | +0.26 |
| 5 | Novu | 9.3% | 12.1% | 5.3% | 0.0% | 28.0% | #46.7 | +0.29 |
| 6 | Stream | 6.0% | 6.5% | 0.0% | 4.7% | 15.3% | #26.1 | +0.37 |
| 7 | Postmark | 6.0% | 8.4% | 1.3% | 4.0% | 24.0% | #37.1 | +0.19 |
| 8 | Mailgun | 6.0% | 7.6% | 0.0% | 3.3% | 0.0% | #40.8 | +0.21 |
| 9 | Plivo | 4.0% | 5.6% | 2.0% | 3.3% | 15.3% | #51.4 | +0.13 |
| 10 | Sinch | 2.7% | 2.5% | 0.0% | 0.7% | 0.0% | #29.3 | +0.24 |
| 11 | Nylas | 1.3% | 0.8% | 0.0% | 0.0% | 0.7% | #4.7 | +0.35 |
| 12 | Bird | 1.3% | 0.8% | 0.7% | 0.0% | 0.0% | #9.3 | +0.72 |
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