Best AI Video Model in 2026: 12 Models Compared
Find the best AI video model for your project. Compare duration, audio, image-to-video, pricing, and quality across 12 models from OpenAI, Google, xAI, Kling, Seedance, Alibaba, and more.
Picking the best AI video model means balancing quality, duration, audio support, and cost. We tested all 12 video models available on Melies and compared them on output quality, generation speed, maximum clip length, native audio generation, and image-to-video capabilities. Whether you need a quick 5-second clip or a 15-second scene with dialogue, this comparison helps you choose the right AI video generator.
The models come from nine providers: OpenAI (Sora 2 Pro), xAI (Grok Imagine Video), Google (Veo 3.1), Kuaishou (Kling v3 and O3 families), ByteDance (Seedance 2.0), MiniMax (Hailuo 2.3), Alibaba (HappyHorse 1.0, WAN v2.6), and Lightricks (LTX 2.3). Prices range from 50 credits for LTX 2.3 to 400 credits for Veo 3.1, with major differences in duration options, audio generation, and visual fidelity. HappyHorse 1.0 enters as the #1 ranked model on Artificial Analysis Video Arena.
All models support text-to-video and image-to-video generation. Some offer advanced features like reference-to-video, video extension, and first-last-frame control. Every model is available on Melies with shared credits and one-click switching.
Updated May 2026
Quick Recommendation
Start with LTX 2.3 (50 credits) for the best value. When quality matters more than cost, step up to Veo 3.1 (400 credits). All 12 models are available on Melies — try each with the same prompt and compare.
Video Model Specs: Side-by-Side Comparison
| Model | Released ↓ | Cost | Speed | Duration | Img input | Audio |
|---|---|---|---|---|---|---|
 HappyHorse 1.0 | Apr 2026 | 200 | Medium | 15 seconds | ||
 Seedance 2.0 | Apr 2026 | 90 | Medium | 15 seconds | ||
 Hailuo 2.3 | Mar 2026 | 80 | Medium | 10 seconds | ||
 Grok Imagine Video | Mar 2026 | 80 | Fast | 10 seconds | ||
 LTX 2.3 | Mar 2026 | 50 | Fast | 10 seconds | ||
 WAN v2.6 | Mar 2026 | 70 | Medium | 15 seconds | ||
 Kling v3 Standard | Feb 2026 | 60 | Medium | 15 seconds | ||
| Kling O3 Standard | Feb 2026 | 80 | Medium | 15 seconds | ||
| Kling v3 Pro | Feb 2026 | 100 | Medium | 15 seconds | ||
| Kling O3 Pro | Feb 2026 | 100 | Medium | 15 seconds | ||
 Veo 3.1 | Oct 2025 | 400 | Slower | 8 seconds | ||
 Sora 2 Pro | Sep 2025 | 200 | Slower | 12 seconds |
Each Model at a Glance
Seedance 2.0
ByteDance90ByteDance's most advanced video model with native audio, cinematic quality, reference images, and up to 15s clips.
Grok Imagine Video
xAI80xAI's #1 ranked video model with native audio, fast generation, and cinematic quality.
Kling O3 Pro
Kuaishou100Kling's premium O3 model with the highest visual fidelity, reference images, and video-to-video editing.
HappyHorse 1.0
Alibaba200#1 ranked AI video model with native audio-video generation, 1080p output, and multilingual lip-sync.
Sora 2 Pro
OpenAI200OpenAI's flagship video model with native synchronized audio and cinematic quality.
Veo 3.1
Google400Google's most advanced video model with native audio, 4K resolution, and reference image support.
LTX 2.3
Lightricks50Lightricks' latest model with 4K output, native audio, and a sharper VAE.
WAN v2.6
Alibaba70Alibaba's latest video model with multi-shot prompts and reference-to-video support.
Hailuo 2.3
MiniMax80MiniMax's most capable video model with cinematic realism, advanced camera control, and improved motion physics.
Kling O3 Standard
Kuaishou80Kling's latest O3 image-to-video model with character elements, multi-shot sequences, and voice support.
Kling v3 Pro
Kuaishou100Premium Kling model with multi-shot sequences, voice IDs, and up to 15s duration.
Kling v3 Standard
Kuaishou60Kling's image-to-video model with custom character elements and end-frame control.
Which AI Video Model Should You Pick?
Best value for everyday use
At 50 credits, LTX 2.3 gives you the most generations per plan. High-resolution video, fast generation, 4K output, open-source workflows.
Maximum quality, no budget concerns
Veo 3.1 at 400 credits delivers the highest quality. Highest quality video with sound, cinematic 4K output.
Video with sound effects or dialogue
LTX 2.3 generates native audio alongside video — no post-production sound editing needed.
Animating a still image
Upload a photo or AI image and bring it to life. LTX 2.3 at 50 credits is the most affordable option with image input.
Longer clips for storytelling
Supports up to 15-second clips — enough for complete scenes and narratives.
Frequently Asked Questions
Try All 12 Models on Melies
LTX 2.3, WAN v2.6, Kling v3 Standard and more — all in one workspace. Switch models with one click, compare results side by side. Free credits included.