Grok Video Upscale Prompts & Examples

Grok Video Upscale is xAI's lightweight video upscale model. Specifically takes 360p source up to 720p at a flat 14 credit cost. Cheaper than Atlas for this specific path but with narrower input/output range.

This page collects prompts that consistently produce strong output from Grok Video Upscale when called via the AetherWave MCP server. Each example is structured to highlight what makes the prompt work, so you can adapt the pattern to your own scenes.

Tested prompt examples

These are real prompts that work well. The italics under each example is the actual text to pass via Claude Code.

Prompt structure that works

For Grok Video Upscale, the prompts that perform best follow a predictable structure:

• Subject first: lead with the main thing in the frame ("vintage Roland synthesizer", "musician in a rain-soaked alley")
• Style and lighting next: how it should look ("photorealistic", "35mm film grain", "soft purple bokeh", "golden hour")
• Composition and aspect: framing cues ("close-up", "wide shot", "16:9", "magazine-quality")
• Mood and atmosphere last: the emotional pull ("moody", "cinematic", "dreamlike")

How to use these prompts

Once you have the AetherWave MCP installed in Claude Code, just paste any of the prompts above. The agent will call aetherwave_generate_video with model: "grok-upscale" and return the asset URL.

Install in one command:

Free API key at your Profile page (Developer tab). Outputs auto-save to your Cloudflare R2 gallery.

When to pick Grok Video Upscale

Grok Video Upscale is the right model when your prompt matches its strengths: budget 360p to 720p video upscale.

For other intents, the AetherWave MCP rubric in aetherwave_generate_video's description routes the agent to the right model automatically. Run aetherwave_list_video_models from Claude Code to see the full live catalog.

Comparison

vs atlas-video-upscale at 7-9 cr/s: Atlas is per-second priced and goes higher (up to 2K). Grok Upscale is fixed-cost at 14 cr but only 360p->720p. Pick Grok Upscale for cheap 360p->720p; Atlas for everything else.

Frequently Asked Questions

What kind of prompts work best with Grok Video Upscale?

Prompts matching its core strength: budget 360p to 720p video upscale. Specific subject, clear style cues, aspect ratio in the prompt all improve output quality.

How long should a Grok Video Upscale prompt be?

30 to 80 words is the sweet spot. Lead with the subject, follow with style and composition, finish with technical specs.

Can I use these prompts directly via Claude Code?

Yes. After installing the AetherWave MCP server, paste any prompt into Claude Code. The agent will call aetherwave_generate_video with model: "grok-upscale" and return the finished asset.