A professional-grade text-to-speech skill leveraging OpenAI's API to generate natural-sounding audio with advanced voice and speed controls.
Install & Download
1. ClawHub CLI
The fastest way to install a skill directly from the registry.
npx clawhub@latest install openai-tts-python
2. Manual Installation
Copy the skill folder to one of these locations
~/.openclaw/skills/ <project>/skills/ Priority: Workspace > Local > Bundled
3. Prompt Installation
Copy this prompt to OpenClaw to install it automatically.
Help me install openai-tts-python using Clawhub. If Clawhub is not installed, install it first (npm i -g clawhub).
Prefer to download?
Get the raw skill files in a ZIP archive.
What is OpenAI TTS?
The OpenAI TTS skill provides a robust interface for converting written text into high-fidelity audio. By utilizing the latest Openclaw Skills standards, this integration allows developers and AI agents to generate speech that sounds remarkably human, moving beyond traditional robotic synthesis. It serves as a bridge for applications requiring auditory feedback, accessibility features, or automated content narration.
This skill is engineered to handle everything from short notifications to long-form articles. It features built-in intelligence to manage OpenAI's character limits through automatic text chunking, ensuring seamless narration of even the most extensive documents. With support for multiple file formats and various persona-driven voices, it is a versatile tool for any audio-centric AI workflow.
OpenAI TTS Use Cases
- Creating automated podcasts or daily news briefings from written articles.
- Enhancing accessibility by providing read-aloud features for visually impaired users.
- Generating voiceovers for video content or digital marketing materials.
- Developing interactive voice response (IVR) systems with natural-sounding personas.
- Multitasking assistance where users prefer listening to content while performing other tasks.
How OpenAI TTS Works
- The skill intercepts a trigger request such as "read this to me" or a specific mention of Openclaw Skills voice commands.
- The input text is analyzed for length; if it exceeds 4096 characters, the auto-chunking logic splits the text at natural sentence boundaries.
- The skill sends the processed text chunks to the OpenAI API using the specified voice (e.g., Onyx, Nova) and model (Standard or HD).
- Generated audio data is streamed back and, if chunked, reassembled into a single seamless file using pydub.
- The final audio file is saved in the requested format (mp3, opus, aac, or flac) for user playback or download.
OpenAI TTS Setup
To integrate this into your environment, ensure you have your API credentials ready. Install the necessary dependencies via pip:
# Install required libraries
pip install openai pydub
# Set your environment variable
export OPENAI_API_KEY='your-api-key-here'
Note: pydub is required if you plan to use the long-text auto-chunking feature.
OpenAI TTS Data Schema & Taxonomy
The OpenAI TTS skill manages data through specific parameters and output configurations. Below is the primary metadata taxonomy:
| Parameter | Type | Description |
|---|---|---|
model |
String | Choose between tts-1 (speed) or tts-1-hd (quality). |
voice |
String | Options: alloy, echo, fable, onyx, nova, shimmer. |
input |
String | The raw text to be converted (supports auto-chunking for long text). |
speed |
Float | Adjustable playback rate from 0.25 to 4.0. |
response_format |
String | Output file extension: mp3, opus, aac, or flac. |
OpenAI TTS Advanced Features
- Automatic Text Chunking: Seamlessly handles content exceeding the 4096-character API limit by splitting at sentences.
- HD Audio Support: Toggle the tts-1-hd model for professional-grade, high-definition vocal output.
- Exponential Backoff: Built-in error handling for RateLimitErrors to ensure reliable batch processing.
- Multi-Format Export: Native support for highly compressed formats like Opus or lossless formats like Flac.
- Customizable Personas: Access to six distinct vocal profiles optimized for different use cases from storytelling to authoritative narration.
SKILL.md
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