What authentication is required for this skill?

You need a valid HeyGen API Key, which must be set as the HEYGEN_API_KEY environment variable for the skill to function.

How do I find which voices are available?

The skill includes a dedicated tool to list all available Starfish TTS voices, which are distinct from the standard HeyGen video voices.

Does this skill generate video avatars?

No, this specific skill is dedicated to standalone text-to-speech audio generation using HeyGen's Starfish model, separate from their video avatar creation services.

Can I customize the delivery of the generated speech?

Yes, the skill allows you to adjust speech speed (0.5 to 1.5), voice pitch (-50 to 50), and insert natural pauses using SSML-style break tags.

Can I get timestamps for the generated words?

Yes, the response includes a word_timestamps array, providing the start and end times for every word generated in the audio file.

HeyGen Text-to-Speech

Name: HeyGen Text-to-Speech
Author: heygen-com

byheygen-com

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Content Management

Generates high-quality speech audio from text using HeyGen's Starfish TTS model for narrations, podcasts, and localized voiceovers.

This skill integrates HeyGen's advanced Starfish engine into Claude Code, allowing developers to generate professional standalone audio files directly from text. It moves beyond simple conversion by offering granular control over voice selection, speed, and pitch, alongside support for multilingual locales. Whether you are building automated voiceover workflows or generating synchronized audio for applications, this skill provides the necessary tools, including word-level timestamps and SSML-style break tags for natural-sounding pauses.

Key Features

01Word-level timestamping for precise caption and animation syncing

02High-fidelity audio generation using the HeyGen Starfish model

03Granular audio control via speed, pitch, and locale adjustments

04Extensive voice library filtering by language, gender, and type

05SSML break tag support for realistic speech pacing and pauses

0699 GitHub stars

Use Cases

01Generating localized audio assets for multilingual applications and interfaces

02Building accessibility features by converting written content into high-quality speech

03Automating the creation of professional voiceovers for marketing and training content

What are Skills?·How to Install

Install with 🐟 Skill.Fish

npx skillfish add heygen-com/skills text-to-speech

For use in Claude.ai and ChatGPT