elevenlabs-voice

Name: elevenlabs-voice
Availability: InStock
Author: Vellum

Select and tune ElevenLabs TTS voices with speed, stability, and similarityBoost controls.

1.0k|158|Updated Feb 7, 2026

Search Tags:#voice #elevenlabs #tts #tuning #api-key #voice-id #custom-voices

Ready to run

npx skills add https://github.com/vellum-ai/vellum-assistant --skill elevenlabs-voice-vellum-ai

💬 Prompt for ChatGPT / Claude Chat▼

Please help me install this Agent Skill.
Skill: elevenlabs-voice
Source: https://github.com/vellum-ai/vellum-assistant/tree/main/skills/elevenlabs-voice
Command: npx skills add https://github.com/vellum-ai/vellum-assistant --skill elevenlabs-voice-vellum-ai

SYSTEM DOCUMENTATION & REQUIREMENTS

What problem does it solve?

Selecting and tuning ElevenLabs TTS voices to match user identity and context, consolidating voice selection, API-key access to custom voices, and runtime tuning into a single workflow.

Core Features & Use Cases

Curated ElevenLabs voices with IDs for quick selection across in-app and phone-call speech.
API-key access to custom/cloned voices for expanded voice options.
Tuning controls for speed, stability, and similarityBoost to shape tone and expressiveness.
Optional VoiceModelId support to apply Twilio-style extended voice specs.

Quick Start

Pick a voice from the curated ElevenLabs list, set it with voice_config_update, and adjust speed, stability, and similarityBoost to taste.

Frequently Asked Questions about elevenlabs-voice

High-intent search queries and answers about installing and using this skill.

FAQPage Schema

How do I tune ElevenLabs TTS voices for consistent speech across an app?▼

Tune ElevenLabs TTS voices by adjusting speed, stability, and similarityBoost parameters via voice_config_update, ensuring consistent in-app and phone-call speech output.

Can I access custom cloned voices with an ElevenLabs API key?▼

Yes, you can access custom or cloned ElevenLabs voices by providing a valid API key, expanding the available voice options beyond the curated list.

Do I need a voice ID to configure ElevenLabs text to speech?▼

Yes, configuring ElevenLabs text to speech requires a voiceId managed through voice_config_update to select and apply the desired voice identity.

What is similarityBoost when configuring TTS voices?▼

SimilarityBoost is a tuning control that shapes the tone and expressiveness of ElevenLabs TTS voices, allowing you to refine output clarity and character consistency.

Does this ElevenLabs voice tuning skill support extended voice specs?▼

Yes, it supports optional voiceModelId to apply Twilio-style extended voice specs alongside standard ElevenLabs tuning controls.