platform
Vapi
$0.05/min platform fee, plus model and carrier costs.
$0.0500/minchecked baseline · 2026-08-07
open source ↗See the rate, source, and last check.
A filterable public baseline for 56 pricing assumptions used across Voice OSS. Sources last checked 2026-07-25.
current baseline
A change tracker that does not invent changes
Checked baseline means the rate is in the current dataset. It does not claim the provider changed a price unless a dated repository update records that change.
56 entries shown
platform
Retell AI
$0.055/min voice infrastructure, plus TTS, LLM, and telephony.
$0.0550/minchecked baseline · 2026-08-07
open source ↗platform
Bland Start
$0.14/min including STT, LLM, and TTS; carrier cost is separate.
$0.1400/minchecked baseline · 2026-08-07
open source ↗platform
ElevenAgents
$0.08/min Speech Engine rate, with telephony billed separately.
$0.0800/minchecked baseline · 2026-08-07
open source ↗platform
Workforce Wave
Starter plan is $99/mo with 100 included minutes, then $0.12/min overage.
$0.1200/min after 100 included; $99/mochecked baseline · 2026-08-07
open source ↗platform
Pipecat Cloud
$0.01/min active agent-1x hosting; 1:1 WebRTC voice is included.
$0.0100/minchecked baseline · 2026-08-07
open source ↗platform
LiveKit Cloud
Ship starts at $50/mo with 5,000 agent minutes, then $0.01/min.
$0.0100/min after 5,000 included; $50/mochecked baseline · 2026-08-07
open source ↗platform
Self-hosted baseline
$143/mo infrastructure baseline before observability and engineering time.
$0.0000/min after 0 included; $143/mochecked baseline · 2026-08-07
open source ↗STT
Deepgram Nova-3
$0.29/hour monolingual streaming.
$0.0048/minchecked baseline · 2026-08-07
open source ↗STT
ElevenLabs Scribe v2 Realtime
$0.39/hour realtime transcription.
$0.0065/minchecked baseline · 2026-08-07
open source ↗STT
Soniox STT Real-Time v5
$0.12/hour realtime transcription.
$0.0020/minchecked baseline · 2026-08-07
open source ↗LLM
GPT-5 mini
Conversation estimate based on Retell's published standard rate.
$0.0120/minchecked baseline · 2026-08-07
open source ↗LLM
GPT-4.1 mini
Conversation estimate based on Retell's published standard rate.
$0.0160/minchecked baseline · 2026-08-07
open source ↗LLM
Gemini 2.5 Flash Lite
Conversation estimate based on Retell's published standard rate.
$0.0060/minchecked baseline · 2026-08-07
open source ↗LLM
GPT-5.2
Conversation estimate based on Retell's published standard rate.
$0.0560/minchecked baseline · 2026-08-07
open source ↗TTS
Retell / Cartesia voice
Published integrated voice rate.
$0.0150/minchecked baseline · 2026-08-07
open source ↗TTS
ElevenLabs Flash / Turbo
$0.05 per 1K characters, approximately one minute at provider assumptions.
$0.0500/minchecked baseline · 2026-08-07
open source ↗TTS
ElevenLabs via Retell
Published integrated Retell voice rate.
$0.0400/minchecked baseline · 2026-08-07
open source ↗TTS
Soniox TTS
Approximately $0.70/hour of generated speech.
$0.0110/minchecked baseline · 2026-08-07
open source ↗realtime
GPT-Realtime-2
$32/M input and $64/M output audio tokens. Minute estimate uses 600 input and 1,200 output audio tokens.
$0.0192/min audio in; $0.0768/min audio outchecked baseline · 2026-08-07
open source ↗realtime
GPT-Realtime-2.1 mini
$10/M input and $20/M output audio tokens. Minute estimate uses 600 input and 1,200 output audio tokens.
$0.0060/min audio in; $0.0240/min audio outchecked baseline · 2026-08-07
open source ↗realtime
Gemini 3.1 Flash Live Preview
Google's published effective audio-minute input and output rates.
$0.0050/min audio in; $0.0180/min audio outchecked baseline · 2026-08-07
open source ↗realtime
Gemini 3.5 Live Translate Preview
Google's published speech-to-speech translation audio-minute rates.
$0.0053/min audio in; $0.0315/min audio outchecked baseline · 2026-08-07
open source ↗carrier
Twilio US outbound
US local outbound Programmable Voice.
$0.0140/minchecked baseline · 2026-08-07
open source ↗carrier
Twilio US inbound
US local inbound plus one local number.
$0.0085/min; $1.15/mochecked baseline · 2026-08-07
open source ↗carrier
Daily US PSTN
Integrated PSTN dial-in or dial-out, SIP included.
$0.0180/minchecked baseline · 2026-08-07
open source ↗carrier
Custom SIP / app audio
Carrier charge excluded from this estimate.
$0.0000/minchecked baseline · 2026-08-07
open source ↗country route
Bahrain outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.2267/minchecked baseline · 2026-07-25
open source ↗country route
Kuwait outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.1026/minchecked baseline · 2026-07-25
open source ↗country route
Oman outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.4145/minchecked baseline · 2026-07-25
open source ↗country route
Qatar outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.3013/minchecked baseline · 2026-07-25
open source ↗country route
Saudi Arabia outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.1738/minchecked baseline · 2026-07-25
open source ↗country route
United Arab Emirates outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.3635/minchecked baseline · 2026-07-25
open source ↗country route
Singapore outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.0423/minchecked baseline · 2026-07-25
open source ↗country route
India outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.0699/minchecked baseline · 2026-07-25
open source ↗country route
United States outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.0140/minchecked baseline · 2026-07-25
open source ↗country route
Japan outbound
Twilio published mobile termination. Destination example, not a domestic carrier quote.
$0.1850/minchecked baseline · 2026-07-25
open source ↗country route
United Kingdom outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.0158/minchecked baseline · 2026-07-25
open source ↗country route
Australia outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.0252/minchecked baseline · 2026-07-25
open source ↗country route
Canada outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.0140/minchecked baseline · 2026-07-25
open source ↗country route
Vietnam outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.1947/minchecked baseline · 2026-07-25
open source ↗country route
Malaysia outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.0555/minchecked baseline · 2026-07-25
open source ↗country route
Indonesia outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.1077/minchecked baseline · 2026-07-25
open source ↗country route
Switzerland outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.0419/minchecked baseline · 2026-07-25
open source ↗country route
France outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.0187/minchecked baseline · 2026-07-25
open source ↗country route
Israel outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.0294/minchecked baseline · 2026-07-25
open source ↗country route
Poland outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.1114/minchecked baseline · 2026-07-25
open source ↗country route
Greece outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.0214/minchecked baseline · 2026-07-25
open source ↗country route
Argentina outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.0604/minchecked baseline · 2026-07-25
open source ↗country route
Colombia outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.0700/minchecked baseline · 2026-07-25
open source ↗country route
Finland outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.0440/minchecked baseline · 2026-07-25
open source ↗country route
Morocco outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.5307/minchecked baseline · 2026-07-25
open source ↗country route
Netherlands outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.0179/minchecked baseline · 2026-07-25
open source ↗country route
Rwanda outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.5554/minchecked baseline · 2026-07-25
open source ↗country route
Algeria outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.1161/minchecked baseline · 2026-07-25
open source ↗country route
Denmark outbound
Twilio published local termination. Destination example, not a domestic carrier quote.
$0.0240/minchecked baseline · 2026-07-25
open source ↗history versus healthThe snapshot history records repository changes. This page shows the current baseline. A weekly automated check only reports dead or moved source pages; it does not treat page text as a trustworthy price update.