Melies
Video Model Comparison

HappyHorse 1.0 vs Grok Imagine Video

Two models that claimed #1 on video leaderboards. HappyHorse at 1080p with lip-sync vs Grok's speed and editing.

Grok Imagine Video is no longer offered on Melies. HappyHorse 1.0 is available today. The specs below are kept for reference.

HappyHorse 1.0 from Alibaba and Grok Imagine Video from xAI represent two different approaches to AI video generation. #1 ranked AI video model with native audio-video generation, 1080p output, and multilingual lip-sync. On the other side, xAI's #1 ranked video model with native audio, fast generation, and cinematic quality.

At 80 credits, Grok Imagine Video costs 120 credits less than HappyHorse 1.0 (200 credits). Grok Imagine Video is no longer offered on Melies. HappyHorse 1.0 is, along with the other current video models listed on the pricing page.

Updated November 2026

The Bottom Line

Grok Imagine Video is no longer offered on Melies, so HappyHorse 1.0 is the one you can use here. At 200 credits, it is a fit for top-quality video with native audio. For other options, compare the current video models and their credit costs on the pricing page.

HappyHorse 1.0 vs Grok Imagine Video: How They Compare

AlibabaHappyHorse 1.0
xAIGrok Imagine Video
ProviderAlibabaxAI
ReleasedApr 2026Mar 2026
Cost
200
80
SpeedMediumFast
Max duration15 seconds10 seconds
Image input
Audio
Resolutions720p, 1080p480p, 720p

HappyHorse 1.0 vs Grok Imagine Video: Cost Comparison

Grok Imagine Video is 60% cheaper than HappyHorse 1.0. Here's how credits add up at scale.

VolumeHappyHorse 1.0Grok Imagine Video
5 videos 1,000 400
10 videos 2,000 800
25 videos 5,000 2,000

Strengths & Weaknesses

Alibaba

HappyHorse 1.0

Strengths
  • + Top-quality video with native audio
  • + Longer videos (up to 15s)
  • + #1 on Artificial Analysis Video Arena (text-to-video and image-to-video)
  • + Native joint audio-video generation in a single pass
  • + Multilingual lip-sync (7 languages)
Weaknesses
  • - More expensive (200 vs 80 credits)
xAI

Grok Imagine Video

Strengths
  • + More affordable (80 vs 200 credits)
  • + Faster generation speed
  • + Fast cinematic video with sound
  • + #1 on multiple video leaderboards
  • + Native audio-video generation
Weaknesses
  • - Shorter max duration (10s vs 15s)

HappyHorse 1.0 vs Grok Imagine Video: Which to Pick?

Longer clips for storytelling

HappyHorse 1.0 supports up to 15 second clips, giving you more room for complete scenes.

HappyHorse 1.0

Cinematic quality for a hero clip

HappyHorse 1.0 is the premium option when every frame counts — final cuts, presentations, or social media covers.

HappyHorse 1.0

HappyHorse 1.0 vs Grok Imagine Video: FAQ

Practical answers before you start creating.

AI generated video
AI generated video
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Try HappyHorse 1.0 on Melies

Compare HappyHorse 1.0 with the other video models on Melies in one workspace. Switch models freely, same credits.

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