Compare Lab
LiveKit vs Vapi
LiveKit is positioned as realtime agent infrastructure for teams that own the application and model stack. Vapi is positioned as a developer-oriented orchestration platform for phone and web agents with configurable providers. Sta
LiveKit is positioned as realtime agent infrastructure for teams that own the application and model stack. Vapi is positioned as a developer-oriented orchestration platform for phone and web agents with configurable providers. Start by deciding who owns the missing layers, then inspect the documented differences below.
Developer Frameworks and Full Platforms are different product categories. An underlying engine or framework is not a complete substitute for a deployed agent workflow.
23 jointly documented catalog fields. This measures evidence coverage, not equivalent quality or an overall winner.
Test opening hours, booking conflicts and an unanswered transfer.
Start where the records differ.
Values and evidence states are compared together. Shared facts follow the differences; Unknown never means No.
| Decision point | LiveKit | Vapi |
|---|---|---|
| Billing modelDifferent records | component-stack | platform-plus-pass-through |
| Billing unitDifferent records | Plan/month + agent minutes + telephony minutes + inference tokens/characters/audio + observability entries | minute |
| Bring your telephonyDifferent records | Yes | Yes |
| Warm transferDifferent records | Yes | Yes |
| HIPAA pathDifferent records | Yes | Yes |
| WebhooksDifferent records | YesUnknown | YesAPI / webhook |
Your requirements & next steps
Your requirements
Ready-made / AI receptionist · Strict evidence mode
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Plan plus session, telephony, inference, observability and other usage; example calculator minute total is not fixed price.
Reviewed current public offer; retain original billing scope and units.
Agent session component only; not complete call cost.
Reviewed current public offer; retain original billing scope and units.
No universal conversion of model inference to minute rate.
Reviewed current public offer; retain original billing scope and units.
Usage overages and model inference additional.
Reviewed current public offer; retain original billing scope and units.
Separate allowance buckets; no implied complete free call quantity.
Reviewed current public offer; retain original billing scope and units.
Build allowances are hard caps; paid usage beyond allowances is incremental, not a complete price/minute.
Reviewed current public offer; retain original billing scope and units.
Usage mix and selected providers required.
Reviewed current public offer; retain original billing scope and units.
Not yet researched against this buyer-critical field standard.
Reviewed current public offer; retain original billing scope and units.
The calculator example $0.0479/min is assumption-specific; no maximum complete bill from minutes alone.
Provider choices, tokens, carrier and optional support/compliance fees are not fixed by minutes alone.
The calculator example $0.0479/min is assumption-specific; no maximum complete bill from minutes alone.
Research conclusion about cost completeness, not a vendor capability.
Anyone with this link can view the encoded decision criteria.
Vendor documentation establishes a claim. Public model benchmarks are separate context, not measurements of these platforms.
Open saved comparison ↗What to verify together.
LiveKit
Agent-session pricing excludes a complete inference and telephony stack.
Paid Cloud agent sessions $0.01/min beyond allowance · V3.3 evidence review · Cloud Ship starting subscription; session overage, inference, transport and artifacts extra
Excluded / confirm: Complete cost cannot be established from this reference. The calculator example $0.0479/min is assumption-specific; no maximum complete bill from minutes alone. · Inference, phone number/transport, recording and observability, outbound carrier, bandwidth and optional private links
Plan plus session, telephony, inference, observability and other usage; example calculator minute total is not fixed price.
Vapi
The $0.05 hosting charge is only one component of the call bill.
$0.05/min Vapi hosting · V3.3 evidence review · Hosting only; model, speech, carrier and compliance/support add-ons extra
Excluded / confirm: Complete cost cannot be established from this reference. Provider choices, tokens, carrier and optional support/compliance fees are not fixed by minutes alone. · LLM, transcriber, voice and carrier charges; HIPAA add-on $2,000/month
Reviewed current public offer; retain original billing scope and units.
The evidence overlap.
Both records have documented values for Product type, Technical setup, Pricing model, Published numeric pricing, Telnyx, Call recording, Bring your TTS, ElevenLabs TTS, Realtime / streaming audio, Deepgram STT, OpenAI models, Anthropic models and additional fields shown in Compare. Matching availability does not measure behavior under your call conditions.
Run the same booking, tool failure and unsuccessful human-transfer cases. Record both outcomes and billable units before signing a deployment agreement.
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