Skip to content
AI Tools Finder

Runway Gen-4

Cinematic-quality cloud video generation.

Paid · from $15/mo☁ Cloud · no GPUCloud API
Watermark-FreeAPI
Visit Runway Gen-4Updated 2026-05-13 · Affiliate link

Hardware requirements

Cloud API · No GPU

☁ Cloud · 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 · Runway Gen-4

What is Runway Gen-4?

Closed-weight, cloud-only. Currently the quality bar for prompt-driven video — character consistency, references, motion control. Useful when you want zero GPU overhead and don't mind paying per credit.

Pros & cons

Pros

  • Best-in-class cloud video quality
  • Character & reference consistency features
  • No hardware needed

Cons

  • Expensive at scale
  • Closed weights
  • No local fallback

What's actually free?

Limited free trial credits. Sustained use requires a paid plan.

Watermark-Free

Alternatives

Kling 2.1

Cloud video gen with strong motion control.

Paid · from $10/mo☁ Cloud · no GPU
Watermark-FreeAPI

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

HunyuanVideo

13B open-weight cinematic text-to-video.

Open Source 24–48 GB VRAM
Min VRAM
24 GB
GPU class
Workstation GPU
Quant
FP16
Actually FreeNo SignupOpen SourceWatermark-Free