Kokoro TTS

Generate spoken audio from text using the local Kokoro TTS engine. Use when the user asks to "say" something, requests a voice message, or wants text converted to speech.

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Last updated: April 23, 2026

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Kokoro TTS

This skill allows you to generate high-quality AI speech using a local or remote Kokoro-TTS instance.

Configuration

The skill uses the

KOKORO_API_URL

environment variable to locate the API.

Default:
```
http://localhost:8880/v1/audio/speech
```

To Configure: Add

KOKORO_API_URL=http://your-server:port/v1/audio/speech

to your

.env

file or environment.

Usage

To generate speech, run the included Node.js script.

Command

node skills/kokoro-tts/scripts/tts.js "<text>" [voice] [speed]

text: The text to speak. Wrap in quotes.
voice: (Optional) The voice ID. Defaults to
```
af_heart
```
.
speed: (Optional) Speech speed (0.25 to 4.0). Defaults to
```
1.0
```
.

Example

node skills/kokoro-tts/scripts/tts.js "Hello Ed, this is Theosaurus speaking." af_nova

Output

The script will output a single line starting with

MEDIA:

followed by the path to the generated MP3 file. OpenClaw will automatically pick this up and send it as an audio attachment.

Example Output:

MEDIA: media/tts_1706745000000.mp3

Available Voices

Common choices:

```
af_heart
```
(Default, Female, Warm)
```
af_nova
```
(Female, Professional)
```
am_adam
```
(Male, Deep)
```
bf_alice
```
(British Female)

For a full list, see references/voices.md or query the API.

Kokoro TTS

AI Skill Market Insights

Quick Start

Manual Installation

TEAR & SHARE

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Kokoro TTS

Configuration

Usage

Command

Example

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Available Voices

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