Pay as you go
Pay per minute. You're only charged for what you use, and nothing more.
Ideal for businesses scaling AI Agents
Pay as you go
Pay only for the minutes you use. The cost varies depending on the direction of the call, the number used, and the destination of the call. You can also implement additional features at an extra cost.
Conversational AI
Base rate for real-time interaction and orchestration between your Voice AI Agent and callers.
Component
Price
Conversational AI
$0.08 / minute
Telephony and Messaging
Connects and routes your Voice AI Agent's calls over Telnyx's enterprise-grade network, built for low latency and high call quality. Add messaging capabilities to reach users through SMS for confirmations, reminders, or follow-ups.
Call Control
Description
API-based call management.
Price
$0.002 / minute
WebRTC
Description
Web calling via browser or SDK.
Price
$0.002 / minute
SMS Messaging
Description
Used for confirmations, reminders, or follow-ups.
Price
From $0.004 / message + carrier fees
Speech-to-Text (STT)
Transcribes caller speech in real time so your Voice AI Agent can understand and respond instantly.
Feature
Price
Speech-to-Text (STT)
FREE
Text-to-Speech (TTS)
Telnyx Voices
Converts your Voice AI Agent's text responses into lifelike audio for natural-sounding conversations.
Telnyx Natural
Description
Standard natural voice generation.
Price
FREE
Telnyx NaturalHD
Description
High-definition voice output for clearer audio.
Price
FREE
Third-party Voices
Amazon Web Services
Description
Neural voice generation baseline.
Price
See provider for latest costs
Azure
Description
Global neural voice model.
Price
See provider for latest costs
ElevenLabs
Description
Expressive natural synthetic voices.
Price
See provider for latest costs
Large Language Models (LLMs)
Telnyx
Give your Voice AI Agent the intelligence to interpret context and generate accurate, human-like responses in real time.
Qwen3-235B-A22B (hosted on Telnyx-owned GPUs)
Input
$0.0006
Cached Input
$0.0004
Output
$0.002
All Input, Cached Input, and Output rates are billed per 1,000 tokens.
OpenAI
GPT-5.1
Input
$0.00125
Cached Input
$0.000125
Output
$0.01
GPT-5
Input
$0.00125
Cached Input
$0.000125
Output
$0.01
GPT-4.1
Input
$0.002
Cached Input
$0.0005
Output
$0.008
GPT-4o
Input
$0.0025
Cached Input
$0.00125
Output
$0.01
All Input, Cached Input, and Output rates are billed per 1,000 tokens. Prices reflect Telnyx-managed model usage. If you bring your own API key (BYOK), costs are billed directly by the model provider and are not included here.
All other providers
Google
Price
See provider for latest costs
Notes
Bring your own key (BYOK)
Anthropic
Price
See provider for latest costs
Notes
Bring your own key (BYOK)
Groq
Price
See provider for latest costs
Notes
Bring your own key (BYOK)
xAI
Price
See provider for latest costs
Notes
Bring your own key (BYOK)
Cloud Storage
Enables your Voice AI Agent to securely access and reference your proprietary knowledge base during conversations.
Service
Price
Cloud Storage
$0.006 / GiB per month
Embedded
$0.6 / GiB per month
Calculator
Telnyx conversational AI pricing
As the full-stack conversational AI platform, Telnyx delivers lower costs and faster performance while giving you complete control over your voice and AI stack.
1,000
5 minutes
Est. Cost Breakdown
Conversational AI base
-$0.00
LLM monthly cost
$125.00($0.025/min)
TTS monthly cost
$0.00
Voice API monthly cost
$300.00($0.060/min)
Total monthly cost*$425.00($0.085/min)
*Telephony charged separately
Additional pricing: SIP Trunking and Voice API
Pricing above includes orchestration, real-time speech-to-text, text-to-speech, and open-source LLMs. Costs for premium models or voice engines are added at the provider rate if selected. Global telephony pricing is added separately. All prices are in USD and subject to change.
*The estimated costs shown here are only an estimate: It will not completely reflect real-world call patterns, model behavior, or production-level traffic.
See how Telnyx stands out
Volume-based pricing
Telnyx offers discounts in exchange for monthly commitments as you scale.
Contract
Get set up on a contract with predictable monthly payments.
Discounted rate
Receive a discounted rate with the more you spend instead of our pay-as-you-go rates.
24/7 support
Free 24/7 support as well as a customer success manager dedicated to helping you.