How do I install the Inworld Tts skill?

Run npx skillmds@latest add kbarbel640-del/inworld-tts in your terminal (requires Node.js), paste this page's agent-chat prompt into Claude, Cursor, or any MCP-connected agent, or download the SKILL.md file and copy it into your agent's skills directory.

Is Inworld Tts safe to use?

This skill has not completed SkillMD's automated safety review yet. Independent scanners report: SkillSpector: CAUTION, Skill Scanner: PASS. Capability flags: executes scripts, makes network calls. SkillMD never runs a skill's scripts for you; review the SKILL.md before installing.

Which AI agents work with Inworld Tts?

This skill is tagged as working with Claude Code, Claude.ai, OpenAI Codex. SKILL.md is an open format, so most agents that read a skills directory can load it too.

Is Inworld Tts free to use?

Yes. Installing skills from SkillMD is free, and the skill stays under its author's original license.

Who published Inworld Tts?

kbarbel640-del (@kbarbel640-del) published this skill. Their other Agent Skills are listed on their SkillMD profile.

Inworld Tts by kbarbel640-del — Agent Skill

Name: Inworld Tts
Rating: 4.2 (5 reviews)
Author: kbarbel640-del

Inworld Tts

Text-to-speech via Inworld.ai API. Use when generating voice audio from text, creating spoken responses, or converting text to MP3/audio files. Supports multiple voices, speaking rates, and streaming for long text.

kbarbel640-del Updated Sep 8, 2026 1 repo stars

File contents

Inworld TTS

Generate speech audio from text using Inworld.ai's TTS API.

Setup

Get API key from https://platform.inworld.ai
Generate key with "Voices: Read" permission
Copy the "Basic (Base64)" key
Set environment variable:

export INWORLD_API_KEY="your-base64-key-here"

For persistence, add to ~/.bashrc or ~/.clawdbot/.env.

Installation

# Copy skill to your skills directory
cp -r inworld-tts /path/to/your/skills/

# Make script executable
chmod +x /path/to/your/skills/inworld-tts/scripts/tts.sh

# Optional: symlink for global access
ln -sf /path/to/your/skills/inworld-tts/scripts/tts.sh /usr/local/bin/inworld-tts

Usage

# Basic
./scripts/tts.sh "Hello world" output.mp3

# With options
./scripts/tts.sh "Hello world" output.mp3 --voice Dennis --rate 1.2

# Streaming (for text >4000 chars)
./scripts/tts.sh "Very long text..." output.mp3 --stream

Options

Option	Default	Description
`--voice`	Dennis	Voice ID
`--rate`	1.0	Speaking rate (0.5-2.0)
`--temp`	1.1	Temperature (0.1-2.0)
`--model`	inworld-tts-1.5-max	Model ID
`--stream`	false	Use streaming endpoint

API Reference

Endpoint	Use
`POST https://api.inworld.ai/tts/v1/voice`	Standard synthesis
`POST https://api.inworld.ai/tts/v1/voice:stream`	Streaming for long text

Requirements

curl - HTTP requests
jq - JSON processing
base64 - Decode audio

Examples

# Quick test
export INWORLD_API_KEY="aXM2..."
./scripts/tts.sh "Testing one two three" test.mp3
mpv test.mp3  # or any audio player

# Different voice and speed
./scripts/tts.sh "Slow and steady" slow.mp3 --rate 0.8

# Fast-paced narration
./scripts/tts.sh "Breaking news!" fast.mp3 --rate 1.5

Troubleshooting

"INWORLD_API_KEY not set" - Export the environment variable before running.

Empty output file - Check API key is valid and has "Voices: Read" permission.

Streaming issues - Ensure jq supports --unbuffered flag.

Links

Inworld Platform: https://platform.inworld.ai
API Examples: https://github.com/inworld-ai/inworld-api-examples

---name: inworld-ttsdescription: Text-to-speech via Inworld.ai API. Use when generating voice audio from text, creating spoken responses, or converting text to MP3/audio files. Supports multiple voices, speaking rates, and streaming for long text.---# Inworld TTSGenerate speech audio from text using Inworld.ai's TTS API.## Setup1. Get API key from https://platform.inworld.ai2. Generate key with "Voices: Read" permission3. Copy the "Basic (Base64)" key4. Set environment variable:```bashexport INWORLD_API_KEY="your-base64-key-here"```For persistence, add to `~/.bashrc` or `~/.clawdbot/.env`.## Installation```bash# Copy skill to your skills directorycp -r inworld-tts /path/to/your/skills/# Make script executablechmod +x /path/to/your/skills/inworld-tts/scripts/tts.sh# Optional: symlink for global accessln -sf /path/to/your/skills/inworld-tts/scripts/tts.sh /usr/local/bin/inworld-tts```## Usage```bash# Basic./scripts/tts.sh "Hello world" output.mp3# With options./scripts/tts.sh "Hello world" output.mp3 --voice Dennis --rate 1.2# Streaming (for text >4000 chars)./scripts/tts.sh "Very long text..." output.mp3 --stream```## Options| Option | Default | Description ||--------|---------|-------------|| `--voice` | Dennis | Voice ID || `--rate` | 1.0 | Speaking rate (0.5-2.0) || `--temp` | 1.1 | Temperature (0.1-2.0) || `--model` | inworld-tts-1.5-max | Model ID || `--stream` | false | Use streaming endpoint |## API Reference| Endpoint | Use ||----------|-----|| `POST https://api.inworld.ai/tts/v1/voice` | Standard synthesis || `POST https://api.inworld.ai/tts/v1/voice:stream` | Streaming for long text |## Requirements- `curl` - HTTP requests- `jq` - JSON processing - `base64` - Decode audio## Examples```bash# Quick testexport INWORLD_API_KEY="aXM2..."./scripts/tts.sh "Testing one two three" test.mp3mpv test.mp3 # or any audio player# Different voice and speed./scripts/tts.sh "Slow and steady" slow.mp3 --rate 0.8# Fast-paced narration./scripts/tts.sh "Breaking news!" fast.mp3 --rate 1.5```## Troubleshooting**"INWORLD_API_KEY not set"** - Export the environment variable before running.**Empty output file** - Check API key is valid and has "Voices: Read" permission.**Streaming issues** - Ensure `jq` supports `--unbuffered` flag.## Links- Inworld Platform: https://platform.inworld.ai- API Examples: https://github.com/inworld-ai/inworld-api-examples

Frequently asked questions