# Grok Imagine Video 1.5 for game development

Vendor: xAI. Type: Video. Status: live.

xAI's video model with sound, from a prompt, a still or references.

Grok Imagine Video 1.5 is xAI's video model. It generates clips with sound and placed in the top ten for image to video on the Artificial Analysis video arena in September 2026. In Summer it renders 720p clips from a prompt, a still or up to four reference images.

## What it is good for in games

- Quick animated social clips for an update or a jam entry.
- Bringing a character illustration to life with sound.
- Combining a character and a setting from reference images.

## In Summer Studio

- Grok Imagine Video 1.5 (Text to video)
- Grok Imagine Video 1.5 (Image to video)
- Grok Imagine Video 1.5 References (Reference to video)

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

Try it: https://www.summerengine.com/studio?tab=video&generator=xai%2Fgrok-imagine-video%2Fv1.5%2Ftext-to-video

## Use it from Claude, Cursor or Codex

Call summer_generate_video with model: "grok-video-1.5" through the Summer MCP server. Setup: https://www.summerengine.com/mcp

## Questions

### What is Grok Imagine Video 1.5 good for in game development?

Grok Imagine Video 1.5 is xAI's video model. It generates clips with sound and placed in the top ten for image to video on the Artificial Analysis video arena in September 2026. In Summer it renders 720p clips from a prompt, a still or up to four reference images. Typical game uses: quick animated social clips for an update or a jam entry; bringing a character illustration to life with sound; combining a character and a setting from reference images.

### What can Grok Imagine Video 1.5 generate, and how long are the clips?

In Summer, Grok Imagine Video 1.5 supports text to video, image to video, and reference to video. Generated clips run 5, 6, 8, 10, and 15 seconds, in 16:9, 9:16, 1:1, 4:3, 3:4, 3:2, and 2:3 aspect ratios at 720p and 1080p.

### Can I use Grok Imagine Video 1.5 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_video with model: "grok-video-1.5". Setup instructions are at summerengine.com/mcp.

### Where do Grok Imagine Video 1.5 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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## Machine-readable resources

- Site index for agents: https://www.summerengine.com/llms.txt
- Full inlined content: https://www.summerengine.com/llms-full.txt
- Porting catalog: https://www.summerengine.com/llms-porting.txt
- Structured catalog: https://www.summerengine.com/agent-catalog.json
- Sitemap: https://www.summerengine.com/sitemap.xml
- Developer resources: https://www.summerengine.com/docs