Runway Gen-4
Cinematic-quality cloud video generation.
Paid · from $15/mo☁ Cloud · no GPU
Watermark-FreeAPI
Kling 2.1
Cloud video gen with strong motion control.
Paid · from $10/mo☁ Cloud · no GPUCloud API
Watermark-FreeAPI
Visit Kling 2.1Updated 2026-05-04 · Direct link
Hardware requirements
Cloud API · No GPU
Min VRAM
None
Rec. VRAM
None
Min RAM
4 GB
Rec. RAM
8 GB
Disk
1 GB
GPU class
No GPU
Apple Silicon ✓CPU-Capable
Cloud API — no local GPU required.
Screenshot placeholder · Kling 2.1
What is Kling 2.1?
Kuaishou's Kling — closed-weight cloud T2V/I2V. Strong human motion, lip-sync, and camera control. Often the best non-Runway cloud option for character work.
Pros & cons
Pros
- Excellent human motion
- Lip-sync features
- Decent pricing vs Runway
Cons
- Closed
- Queues during peak hours
- Region restrictions
What's actually free?
Some free credits on signup; paid for serious use.
Watermark-Free
Alternatives
Wan 2.2
Open-weight video diffusion from Alibaba.
Open Source 12–48 GB VRAM
- Min VRAM
- 12 GB
- GPU class
- Workstation GPU
- Quant
- FP16
Actually FreeNo SignupOpen SourceWatermark-Free