# xAI TTS for game development

Vendor: xAI. Type: Audio. Status: live.

Grok's expressive voices, with laugh, sigh and pause tags.

xAI TTS is the speech model behind Grok's voices. It offers 28 voices in 21 languages and reads inline tags such as laugh, sigh and pause as delivery, and it is one of the lowest priced models here.

## What it is good for in games

- Lively companion and sidekick chatter.
- Long scripts such as lore entries and journals, up to 15,000 characters at a time.
- Multilingual voice lines from the same voice.

## In Summer Studio

- xAI TTS (Text to speech)

Cost depends on the models you choose. Your dashboard shows spend as it happens.

Try it: https://www.summerengine.com/studio?tab=audio&generator=xai-tts-v1

## Use it from Claude, Cursor or Codex

Call summer_generate_audio with capability: "text_to_speech", modelId: "xai-tts-v1" through the Summer MCP server. Setup: https://www.summerengine.com/mcp

## Questions

### What is xAI TTS good for in game development?

xAI TTS is the speech model behind Grok's voices. It offers 28 voices in 21 languages and reads inline tags such as laugh, sigh and pause as delivery, and it is one of the lowest priced models here. Typical game uses: lively companion and sidekick chatter; long scripts such as lore entries and journals, up to 15,000 characters at a time; multilingual voice lines from the same voice.

### What kind of audio can xAI TTS make?

In Summer, xAI TTS is used for text to speech.

### Can I use xAI TTS from Claude Code, Cursor or Codex?

Yes. Connect the Summer MCP server to Claude Code, Cursor, Codex or another MCP client, then ask your agent to generate with summer_generate_audio with capability: "text_to_speech", modelId: "xai-tts-v1". Setup instructions are at summerengine.com/mcp.

### Where do xAI TTS results go?

Every generation is saved to your Summer asset library. From there you can download it or bring it into a Summer Engine project.

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