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
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.
| Provider | Alibaba | xAI |
| Released | Apr 2026 | Mar 2026 |
| Cost | 200 | 80 |
| Speed | Medium | Fast |
| Max duration | 15 seconds | 10 seconds |
| Image input | ||
| Audio | ||
| Resolutions | 720p, 1080p | 480p, 720p |
Grok Imagine Video is 60% cheaper than HappyHorse 1.0. Here's how credits add up at scale.
| Volume | HappyHorse 1.0 | Grok Imagine Video |
|---|---|---|
| 5 videos | 1,000 | 400 |
| 10 videos | 2,000 | 800 |
| 25 videos | 5,000 | 2,000 |
HappyHorse 1.0 supports up to 15 second clips, giving you more room for complete scenes.
HappyHorse 1.0 is the premium option when every frame counts — final cuts, presentations, or social media covers.
Practical answers before you start creating.





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