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Comparison

LiveKit vs Vapi

LiveKit and Vapi both land on Depends.

LiveKit versus Vapi
CompareLiveKitVapi
VerdictDependsDepends
Best forTeams building voice AI agentsDeveloper teams building custom voice agents
Who it's not forNon-technical founders wanting a finished voice productNon-technical founders wanting plug-and-play phone bots
PrivacySOC2 certified with a trust center and disclosure program; a few component vulnerabilities disclosed and remediated.10HIPAA and PCI compliance documented with a live Trust Center; one supply-chain incident disclosed June 3, 2026.
Support qualityNo support evidence foundUsers report integrations broken for months
Public sentimentDevelopers praise LiveKit's flexibility and scale, while most friction centers on setup complexity and choosing between similar voice-AI platforms.⁵Developers praise latency and flexibility, but Reddit and Trustpilot skew negative on setup effort, cost, and integration reliability.
Biggest gotchaCloud bills per minute across agent sessions, inference credits, and telephony . costs spike with usage²$0.05/min platform fee excludes model and telephony; real per-call cost is higher

Pick LiveKit when

  • Teams building voice AI agents
  • Video conferencing and livestreaming apps
  • Robotics and physical-AI startups
  • Engineering orgs wanting open-source control

When LiveKit is not a fit

  • Non-technical founders wanting a finished voice product
  • Teams wanting plug-and-play voice bots . Vapi/Retell are managed
  • Small projects where per-minute cloud bills outpace value
  • Buyers needing review depth before committing . G2 shows 1 review

Pick Vapi when

  • Developer teams building custom voice agents
  • High-volume inbound/outbound call products
  • Regulated callers needing HIPAA/PCI
  • Startups with engineering resources

When Vapi is not a fit

  • Non-technical founders wanting plug-and-play phone bots
  • Small teams without engineers to debug integrations
  • Buyers needing reliable out-of-box CRM integrations
  • Cost-sensitive ops without usage monitoring

Sources

  1. LiveKit Raises $100M, Valued at $1Btechcrunch.com
    news
  2. LiveKit Pricinglivekit.com
    official
  3. LiveKit homepagelivekit.com
    official
  4. LiveKit on G2g2.com
    review
  5. LiveKit vs Pipecat (Reddit)reddit.com
    review
  6. Lost between LiveKit Cloud vs Vapi vs Retell (Reddit)reddit.com
    review
  7. LiveKit Agents vs Callspherecallsphere.ai
    review
  8. LiveKit AI Agents 2026 Playbookforasoft.com
    review
  9. WebRTC.ventures LiveKit partnershipwebrtc.ventures
    official
  10. LiveKit server image vulnerabilities (community)community.livekit.io
    security
  11. livekit-client vulnerability AIKIDO-2025-10122intel.aikido.dev
    security
  12. LiveKit Data Processing Addendum (SOC2)livekit.com
    security
  13. Pipecat vs LiveKit lock-in trade-offschannel.tel
    review
  14. What is LiveKit and how does it workgetstream.io
    official
  15. Vapi Pricingvapi.ai
    official
  16. Vapi Trust Centersecurity.vapi.ai
    security