Vapi vs Voiceflow

Detailed side-by-side comparison to help you choose the right tool

Vapi

🔴Developer

Voice AI agents

Vapi is a voice ai agents tool for AI receptionists, sales qualification calls.

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Starting Price

$0.05/minute + provider costs

Voiceflow

🟡Low Code

Conversational AI

Voiceflow — a collaborative platform for designing, prototyping, deploying, and managing AI agents and customer-service chat/voice experiences.

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Starting Price

Free

Feature Comparison

Scroll horizontally to compare details.

FeatureVapiVoiceflow
CategoryVoice AI agentsConversational AI
Pricing Plans11 tiers8 tiers
Starting Price$0.05/minute + provider costsFree
Key Features
  • Modular STT/LLM/TTS component selection
  • Real-time conversation orchestration with endpointing
  • Function calling via server-side webhooks during calls

    Vapi - Pros & Cons

    Pros

    • Strong fit for AI receptionists
    • Vapi is different because it is built for developers shipping production phone agents, not just recording calls or generating voice clips.
    • Has adjacent ecosystem alternatives for comparison: Bland AI, Retell AI, ElevenLabs

    Cons

    • Pricing and limits should be rechecked before annual commitment
    • Value depends on clean workflow design and clear ownership
    • May be overkill for rare, low-volume, or highly bespoke tasks

    Voiceflow - Pros & Cons

    Pros

    • Good collaboration model for designers, CX teams, and engineers working together
    • Public customer examples include Turo multilingual support in two months and Trilogy automating about 60% of support interactions across 90 products in 12 weeks
    • Avoids a black-box bot feel by exposing workflows, business logic, integrations, and model choice

    Cons

    • Current pricing is sales-led for business use, so budgeting requires a quote
    • Less suitable for teams that want to own every orchestration primitive in code
    • No first-party MCP support was visible in fetched pages

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    🔒 Security & Compliance Comparison

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    Security FeatureVapiVoiceflow
    SOC2✅ Yes
    GDPR✅ Yes
    HIPAA✅ Yes
    SSO🏢 Enterprise
    Self-Hosted❌ No
    On-Prem❌ No
    RBAC🏢 Enterprise
    Audit Log✅ Yes
    Open Source❌ No
    API Key Auth✅ Yes
    Encryption at Rest✅ Yes
    Encryption in Transit✅ Yes
    Data Residency
    Data Retentionconfigurable
    🦞

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