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.
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| Service | Description | Price |
|---|---|---|
| Call Control | API-based call management. | $0.002 / minute |
| WebRTC | Web calling via browser or SDK. | $0.002 / minute |
| Inbound Telephony | Calls received by your AI Agent. | SIP Trunking fee |
| Outbound Telephony | Calls placed by your AI Agent. | SIP Trunking fee |
| SMS Messaging | Used for confirmations, reminders, or follow-ups. | From $0.01 / 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)
Converts your Voice AI Agent’s text responses into lifelike audio for natural-sounding conversations.
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Telnyx Voices
| Voice Type | Description | Price |
|---|---|---|
| Telnyx Natural | Standard natural voice generation. | FREE |
| Telnyx NaturalHD | High-definition voice output for clearer audio. | FREE |
Third-party Voices
| Provider | Description | Price |
|---|---|---|
| Amazon Web Services | Neural voice generation baseline. | See provider for latest costs |
| Azure | Global neural voice model. | See provider for latest costs |
| ElevenLabs | Expressive natural synthetic voices. | See provider for latest costs |
Large Language Models (LLMs)
Give your Voice AI Agent the intelligence to interpret context and generate accurate, human-like responses in real time.
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Telnyx
| Model | Input | Cached Input | Output |
|---|---|---|---|
| Qwen3-235B-A22B (hosted on Telnyx-owned GPUs) | $0.0006 | $0.0004 | $0.002 |
All Input, Cached Input, and Output rates are billed per 1,000 tokens.
OpenAI
| Model | Input | Cached Input | Output |
|---|---|---|---|
| GPT-5.1 | $0.00125 | $0.000125 | $0.01 |
| GPT-5 | $0.00125 | $0.000125 | $0.01 |
| GPT-4.1 | $0.002 | $0.0005 | $0.008 |
| GPT-4o | $0.0025 | $0.00125 | $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
| Provider | Price | Notes |
|---|---|---|
| See provider for latest costs | Bring your own key (BYOK) | |
| Anthropic | See provider for latest costs | Bring your own key (BYOK) |
| Groq | See provider for latest costs | Bring your own key (BYOK) |
| xAI | See provider for latest costs | 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 |
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.