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Comparison LabCompare 27 voice AI platforms and components across seven buying contexts, with sourced capabilities, current price captures and visible unknowns.Voice AI Price Index: prices, evidence and historyUnderstand the complete voice-agent cost stack: models, voice, transcription, telephony, subscriptions, capacity and add-ons.Know the cost before the first callEstimate monthly voice-agent costs, AI minutes, setup expenses and volume scenarios using your own transparent assumptions.AI voice agents for dentalAppointments, rescheduling and after-hours calls—with a person ready for clinical questions. Explore call flows, safe automation, integrations, tests and cost considerations.

Compare Lab

LiveKit vs Telnyx

LiveKit is positioned as realtime agent infrastructure for teams that own the application and model stack. Telnyx is positioned as voice-agent infrastructure combining a carrier network with hosted speech and model services. Start

The decision in context

LiveKit is positioned as realtime agent infrastructure for teams that own the application and model stack. Telnyx is positioned as voice-agent infrastructure combining a carrier network with hosted speech and model services. 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.

21 jointly documented catalog fields. This measures evidence coverage, not equivalent quality or an overall winner.

Compare for the job

Test opening hours, booking conflicts and an unanswered transfer.

2 of 4 slots
LiveKitTelnyx
Decision signals / differences first

Start where the records differ.

5 of 8 priority fields differ

Values and evidence states are compared together. Shared facts follow the differences; Unknown never means No.

Selected platforms: buyer-critical differences before detailed dimensions
Decision pointLiveKitTelnyx
Billing unitDifferent records
Plan/month + agent minutes + telephony minutes + inference tokens/characters/audio + observability entriesVerified Yes · 2026-09-28
minuteVerified Yes · 2026-09-28Documented product/configuration only; see research notes · PAYG
Bring your telephonyDifferent records
YesConditional · 2026-09-28
UnknownUnknown after research · 2026-09-28Documented product/configuration only; see research notes
Bring your modelDifferent records
YesVerified Yes · 2026-09-28
UnknownUnknown after research · 2026-09-28Documented product/configuration only; see research notes
HIPAA pathDifferent records
YesConditional · 2026-09-28Covered Cloud services · Scale / Enterprise
YesVendor claim · 2026-09-28Eligible services and Telnyx-hosted AI path · BAA-covered account
WebhooksDifferent records
YesConditional · 2026-09-28Unknown
YesVerified Yes · 2026-09-28API / webhookDocumented product/configuration only; see research notes
Billing modelShared state
component-stackVerified Yes · 2026-09-28
component-stackVerified Yes · 2026-09-28Documented product/configuration only; see research notes · PAYG
Your requirements & next steps
Carried from your shortlist

Your requirements

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Ready-made / AI receptionist · Strict evidence mode

No personal requirements yet. Add criteria in Advanced Filter to prioritize this comparison.

Unknown ≠ No
Evidence, side by sideNo benchmark scores
LiveKitDeveloper Frameworks
TelnyxFull Platforms
Pricing model
LiveKit
component-stackVerified Yes · 2026-09-28

Plan plus session, telephony, inference, observability and other usage; example calculator minute total is not fixed price.

Telnyx
component-stackVerified Yes · 2026-09-28

Reviewed current public offer; retain original billing scope and units.

Documented product/configuration only; see research notes · PAYG
Headline / base price
LiveKit
Paid Cloud agent sessions $0.01/min beyond allowanceVerified Yes · 2026-09-28

Agent session component only; not complete call cost.

Telnyx
$0.05/min Voice AI engineVerified Yes · 2026-09-28

Reviewed current public offer; retain original billing scope and units.

Documented product/configuration only; see research notes · PAYG
Billing unit
LiveKit
Plan/month + agent minutes + telephony minutes + inference tokens/characters/audio + observability entriesVerified Yes · 2026-09-28

No universal conversion of model inference to minute rate.

Telnyx
minuteVerified Yes · 2026-09-28

Reviewed current public offer; retain original billing scope and units.

Documented product/configuration only; see research notes · PAYG
Platform fee
LiveKit
Build $0; Ship from $50; Scale from $500Verified Yes · 2026-09-28

Usage overages and model inference additional.

Telnyx
PAYG $0 monthly fee; Committed $500 monthly minimum; Enterprise $5,000 minimumVerified Yes · 2026-09-28

Reviewed current public offer; retain original billing scope and units.

Documented product/configuration only; see research notes · PAYG
Included usage
LiveKit
Build: 1,000 agent minutes, $2.50 inference credits, 50 US local inbound minutes, one US local numberVerified Yes · 2026-09-28

Separate allowance buckets; no implied complete free call quantity.

Telnyx
Engine includes standard STT/TTS; not LLM and carrierVerified Yes · 2026-09-28

Reviewed current public offer; retain original billing scope and units.

Documented product/configuration only; see research notes · PAYG
Overage
LiveKit
Paid hosted-agent sessions $0.01/min beyond plan allowance; other resources follow separate schedulesVerified Yes · 2026-09-28

Build allowances are hard caps; paid usage beyond allowances is incremental, not a complete price/minute.

Telnyx
Engine rounds each call to 60 seconds; recording $0.002/min; US local number $1/monthVerified Yes · 2026-09-28

Reviewed current public offer; retain original billing scope and units.

Documented product/configuration only; see research notes · PAYG
Pass-through costs
LiveKit
Inference, phone number/transport, recording and observability, outbound carrier, bandwidth and optional private linksVerified Yes · 2026-09-28

Usage mix and selected providers required.

Telnyx
LLM token usage, carrier from $0.0032/min, recording/storage and number chargesVerified Yes · 2026-09-28

Reviewed current public offer; retain original billing scope and units.

Documented product/configuration only; see research notes · PAYG
Free offer
LiveKit
UnknownNot researched

Not yet researched against this buyer-critical field standard.

Telnyx
UnknownUnknown after research · 2026-09-28

60-second call rounding, token usage and carrier destinations require more than aggregate minutes.

PAYG
Complete cost ceiling
LiveKit
UnknownUnknown after research · 2026-09-28

The calculator example $0.0479/min is assumption-specific; no maximum complete bill from minutes alone.

Telnyx
UnknownUnknown after research · 2026-09-28

60-second call rounding, token usage and carrier destinations require more than aggregate minutes.

Documented product/configuration only; see research notes · PAYG
What remains unresolved
LiveKit
UnknownUnknown after research · 2026-09-28

The calculator example $0.0479/min is assumption-specific; no maximum complete bill from minutes alone.

Telnyx
60-second call rounding, token usage and carrier destinations require more than aggregate minutes.Verified Yes · 2026-09-28

Research conclusion about cost completeness, not a vendor capability.

Documented product/configuration only; see research notes · PAYG

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

component-stackVerified Yes · 2026-09-28

Plan plus session, telephony, inference, observability and other usage; example calculator minute total is not fixed price.

Read the complete profile →

Telnyx

The $0.05 voice engine is not a complete phone-call price.

$0.05/min Voice AI engine · V3.3 evidence review · Voice AI engine component; token, carrier, recording and number costs separate

Excluded / confirm: Complete cost cannot be established from this reference. 60-second call rounding, token usage and carrier destinations require more than aggregate minutes. · LLM token usage, carrier from $0.0032/min, recording/storage and number charges

component-stackVerified Yes · 2026-09-28

Reviewed current public offer; retain original billing scope and units.

Documented product/configuration only; see research notes · PAYG
Read the complete profile →

The evidence overlap.

Both records have documented values for Product type, Technical setup, Pricing model, Published numeric pricing, Telnyx, Call recording, ElevenLabs TTS, Realtime / streaming audio, Deepgram STT, AssemblyAI 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.

Build a buyer-operated pilot →

Editorial index gate: noindex-cross-category. Different product layers. This pair is useful for architecture inspection, not a like-for-like purchase ranking.