AI Sales Index

Cartesia

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vs

LiveKit

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ANALYSIS VERDICT

LiveKit leads on autonomy (72 vs 70), while Cartesia starts at $0/mo. Select Cartesia for unmatched sub-100ms audio generation speed; consider LiveKit if you prioritize industry standard for ultra-low latency multimodal streaming.

Metric / Feature
Cartesia Visit cartesia.ai ↗
LiveKit Visit livekit.io ↗
Autonomy Score (AES)
70/100
Core 80 · -10 setup
72/100
Core 87 · -15 setup
Value-to-Cost Ratio5.017.52
Starting Price$0/mo$0/mo
Pricing Modelfreemiumfreemium
Primary Strengths
  • Unmatched sub-100ms audio generation speed
  • Native integration with LiveKit and Daily WebRTC stacks
  • Cost-effective per-character pricing
  • Industry standard for ultra-low latency multimodal streaming
  • Open-source core with managed cloud option
  • Native telephony SIP dispatch and room orchestration
Tradeoffs
  • Developer infrastructure requiring custom client implementation
  • No hosted telephony portal
  • Pure developer platform requiring software engineers
  • Requires building your own agent state logic and prompts
Common Integrations

No direct shared integrations recorded.

Unique Integrations

WebSockets, LiveKit, Daily, API

SIP, Deepgram, OpenAI, Cartesia, Twilio

Pricing tier comparison

Cartesia tiers

Free
$0 /month
  • 20K credits / month
  • $1 prepaid agents / month (~33 agent minutes)
  • Text to Speech (Sonic-3.6, ~27 min)
  • Speech to Text (Ink-2, ~1h 51m)
  • 2 concurrent TTS requests, 8 concurrent STT requests
Pro
$5 /month
  • 100K credits / month
  • $5 prepaid agents / month (~2h 47m)
  • Commercial use license
  • Instant voice cloning
  • 3 concurrent TTS requests, 12 concurrent STT requests
Startup
$49 /month
  • 1.25M credits / month
  • $49 prepaid agents / month (~27h 13m)
  • Pro voice cloning (2 slots)
  • Organizations support
  • 5 concurrent TTS requests, 20 concurrent STT requests
Scale
$299 /month
  • 8M credits / month
  • $299 prepaid agents / month (~166h 7m)
  • Priority support
  • High concurrency limits (15 TTS, 60 STT)
  • Pro voice cloning (4 slots)
Enterprise
Custom /custom
  • Custom credits & agent usage
  • Volume pricing
  • Custom concurrency limits
  • DPAs and BAAs for compliance
  • Shared Slack channel & SSO

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

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