> ## Documentation Index
> Fetch the complete documentation index at: https://docs.convocore.app/llms.txt
> Use this file to discover all available pages before exploring further.

# Provider Pricing Estimates

> Per-minute Speech-to-Text, Text-to-Speech, realtime STS, and telephony rates used on Convocore (platform USD/min).

<Tip>
  These rates match the Voice section on [convocore.ai/pricing](https://www.convocore.ai/pricing). Every call also adds the **platform fee of \$0.020/min (20 credits)**.
</Tip>

***

## Overview

Voice is billed per minute. **Total ≈ platform fee + provider rate(s)**.

* **1 credit = $0.001** · **1,000 credits = $1**
* Platform fee: **20 credits / min (\$0.020)**
* Provider rates below are platform USD/min (same catalog as the public pricing page)

Voice / phone unlocks on **Business+** (or the Voice add-on). See [Voice pricing](../voice/pricing).

***

## Speech-to-text (STT)

| Provider                | \$ / min | Credits / min | + platform      |
| ----------------------- | -------- | ------------- | --------------- |
| **Speechmatics**        | \$0.0040 | 4             | \$0.024 (24 cr) |
| **Google Cloud Speech** | \$0.0060 | 6             | \$0.026 (26 cr) |
| **AssemblyAI**          | \$0.0080 | 8             | \$0.028 (28 cr) |
| **Deepgram**            | \$0.010  | 10            | \$0.030 (30 cr) |
| **Gladia**              | \$0.013  | 13            | \$0.033 (33 cr) |

***

## Text-to-speech (TTS)

| Provider             | \$ / min | Credits / min | + platform      |
| -------------------- | -------- | ------------- | --------------- |
| **Google Cloud TTS** | \$0.010  | 10            | \$0.030 (30 cr) |
| **Rime AI**          | \$0.015  | 15            | \$0.035 (35 cr) |
| **MiniMax TTS**      | \$0.015  | 15            | \$0.035 (35 cr) |
| **OpenAI TTS**       | \$0.016  | 16            | \$0.036 (36 cr) |
| **Azure Speech**     | \$0.019  | 19            | \$0.039 (39 cr) |
| **Cartesia**         | \$0.022  | 22            | \$0.042 (42 cr) |
| **ElevenLabs**       | \$0.040  | 40            | \$0.060 (60 cr) |
| **PlayHT**           | \$0.070  | 70            | \$0.090 (90 cr) |

***

## Realtime speech-to-speech

| Provider                   | \$ / min | Credits / min | + platform      |
| -------------------------- | -------- | ------------- | --------------- |
| **Gemini Live (realtime)** | \$0.010  | 10            | \$0.030 (30 cr) |
| **Ultravox (realtime)**    | \$0.070  | 70            | \$0.090 (90 cr) |
| **Grok Live (realtime)**   | \$0.070  | 70            | \$0.090 (90 cr) |

***

## Telephony

| Provider                    | \$ / min | Credits / min | + platform      |
| --------------------------- | -------- | ------------- | --------------- |
| **Twilio (telephony est.)** | \$0.015  | 15            | \$0.035 (35 cr) |

***

## Choosing providers

* **Budget STT:** Speechmatics or Google Cloud Speech
* **Budget TTS:** Google Cloud TTS
* **Realtime all-in-one:** Gemini Live
* **Premium voices:** ElevenLabs / PlayHT (higher per-minute cost)

<Note>
  Rates are updated to match the live catalog. For the interactive calculator and plan fit, use [convocore.ai/pricing](https://www.convocore.ai/pricing) or Billing → Pricing Calculator.
</Note>

***

## Next steps

* **[Voice pricing](../voice/pricing)** — Full call-stack breakdown and concurrency
* **[Credits](./credits)** — Credit system and LLM token rates
* **[Billing](./billing)** — Plans and add-ons