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ANALYSIS VERDICT

Both LiveKit and Retell AI tie on autonomy score (72/100). Select LiveKit for industry standard for ultra-low latency multimodal streaming; consider Retell AI if you prioritize state-of-the-art conversational turn-taking.

Metric / Feature
Autonomy Score (AES)
72/100
Core 87 · -15 setup
72/100
Value-to-Cost Ratio7.525.40
Starting Price$0/mo$0/mo
Pricing Modelfreemiumfreemium
Primary Strengths
  • Industry standard for ultra-low latency multimodal streaming
  • Open-source core with managed cloud option
  • Native telephony SIP dispatch and room orchestration
  • State-of-the-art conversational turn-taking
  • Zero audio stuttering
  • Direct Cal.com appointment booking
Tradeoffs
  • Pure developer platform requiring software engineers
  • Requires building your own agent state logic and prompts
  • Primarily developer-facing
  • Limited out-of-the-box pre-built templates
Common Integrations

OpenAI, Twilio

Unique Integrations

SIP, Deepgram, Cartesia

Cal.com, Webhooks

Pricing tier comparison

LiveKit tiers

Build
$0 /month
  • 1,000 agent session minutes included
  • 5,000 WebRTC minutes included
  • 1 free US local phone number (50 inbound mins included)
  • Agent deployment, observability, and simulations
  • Global edge network & community support
Ship
$50 /month
  • 5,000 agent session minutes included (then $0.01/min)
  • 150,000 WebRTC minutes included (then $0.0005/min)
  • Team collaboration
  • Custom voices
  • Instant rollback to a previous agent deployment
  • Email support
Scale
$500 /month
  • 50,000 agent session minutes included (then $0.01/min)
  • 1.5M WebRTC minutes included (then $0.0004/min)
  • Role-based access
  • Metrics export APIs & region pinning
  • Private links
  • Security reports (SOC 2 Type II) & HIPAA compliance
  • Inference discounts
Enterprise
Custom /custom
  • Volume pricing, including inference
  • Shared Slack channel
  • SSO
  • Support SLA

Retell AI tiers

Pricing tiers unlisted.

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