R
RVapi vs Vonage
Pricing, features, platforms and who each one suits — side by side.
V
Choose Vapi if…
- you want a free plan to start with
- you're in its core audience: developers, startups building voice products
V
Choose Vonage if…
- you want to trial it before paying
- you work on iOS, Android
- you're in its core audience: software developers, saas product teams
Side by side
Feature Vapi Vonage
Pricing modelFreemiumFree trial
Starting price$29/mo—
Free plan
Free trial
API
Open source
PlatformsWeb, APIWeb, API, iOS, Android
CategoryAI voice agents & IVRCPaaS & OTP APIs
CompanyVapi, Inc.Vonage
Full feature lists
V Vapi
- Configurable voice, conversation flow and telephony
- Choice of transcriber, LLM and voice providers
- Model costs passed through without markup
- Call testing and simulation before going live
- Real-time call monitoring and observability
- Conversation guardrails to reduce hallucinations
- Built-in Vapi telephony, SIP, WebSockets and WebRTC
- SOC 2, HIPAA and PCI compliance
V Vonage
- Voice API with IVR, WebSockets and speech-to-text
- Text-to-speech in over 50 languages
- Video API and low-code Meetings API
- Messages API for SMS, RCS and WhatsApp
- Verify API with Silent Authentication
- SIP trunking and in-app voice SDKs
- AI Studio drag-and-drop conversational flow builder
- CAMARA-based network APIs for identity and location
Their home pages
What each vendor shows first: the pitch, the plans and the sign-up.
Vapi · vapi.ai
Vonage · vonage.comWhat you'd pay
The cheapest plan that fits, per month, billed yearly where the plan offers it.
Vapi
No Success Package$0 to start, $0.05/min hosting
Core$29
Pro10% of hosting fee, $999/mo minimum
PremierCustom
Vonage
Free trial. Plan details aren't published.
Strengths and limitations
Vapi
- $5 free credits and no minimum minutes
- Model provider costs passed through without markup
- Unlimited agents on every plan
- SOC 2, HIPAA and PCI compliance
- Total per-minute cost stacks hosting, model, voice and transport fees
- HIPAA add-on costs $2,000/month
- Pro package has a $999/month minimum
- Free tier is limited to 4 concurrent calls
Vonage
- Covers voice, video, messaging and verification in one platform
- Client and server SDKs for web and mobile
- Migration guides from Twilio
- Low-code AI Studio for conversational flows
- Usage-based API pricing makes costs harder to predict
- 10DLC registration needed for US SMS
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SS
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Facts from each vendor's public pages, prices checked Nov 14, 2026. Editorial policy