Comparison
Kling vs Runway
Pick Kling for a long single take, up to 30 seconds, and for heavy reference and keyframe control. Pick Runway when you want generation and editing in one product, and an API that also routes to other video models. Kling is editorial rank 4 and Runway is rank 5 for image and video. That order is a pick, not a score.
Editorial ranks for image and video: Kling AI 04, Runway 05. That order is a pick, not a score.
| Kling AI | Runway | |
|---|---|---|
| Pricing | Check site. Kling 4.0 is on the Kling AI website. API access is coming soon. Check the site for plan prices. | Check site. Gen-4.5 costs 12 credits per second and needs a Standard plan or higher. ProRes or a PNG sequence on Max or Enterprise is 5 more credits per second. Check Runway for dollar prices. Source: Runway help center. |
| Best for | Video up to 30 seconds in one pass, with reference and keyframe control. | Generated video plus tools to edit the shot. |
| Strengths | Kling 4.0 generates up to 30 seconds in a single pass, with steadier large-scale motion and complex camera work. Omni Reference takes up to 15 reference assets and up to 10 keyframe inputs. Kling MCP and a CLI let agents use it. It is on the Kling AI website. Kuaishou says it officially launched on October 15, 2026, with a global launch announced October 16. | Runway's help center says Gen-4.5 does text-to-video and image-to-video, in clips of 2 to 10 seconds, at 720p, and at 24 or 25 fps. Image-to-video aspect ratios include 16:9, 9:16, 1:1, 4:3, 3:4, and 21:9. Aleph 2.0 edits video in context with keyframe-guided control. The API also hosts third-party models. |
| Weaknesses | API access for enterprises and developers is coming soon. 10-bit HDR at 4K or 1080p, and 21:9 ultrawide, are also coming soon. We do not have a plan price. Check the site. | Gen-4.5 clips are 2 to 10 seconds, and output is 720p. It costs 12 credits per second and needs a Standard plan or higher. ProRes or a PNG sequence on Max or Enterprise is 5 more credits per second. We do not print a dollar price. |
Pick Kling AI
You want a long single take, up to 30 seconds, or heavy reference and keyframe control.
Pick Runway
You want generation and editing in one product, and an API that also routes to other video models.
Also see
FAQ
- Which makes longer clips?
- Kling 4.0 generates up to 30 seconds in a single pass. Runway's help center says Gen-4.5 makes clips of 2 to 10 seconds.
- Can I use Kling inside Runway?
- Runway's API docs host third-party models including Kling 3.0 and Kling O3. As of October 23, 2026, that list does not include Kling 4.0.
- Which has an API now?
- Runway has an API. It hosts models including Kling 3.0, Kling O3, Veo 3.1, and Seedance 2.5. Kuaishou says Kling 4.0 API access for enterprises and developers is coming soon.
- Which ranks higher here?
- Kling is 4 and Runway is 5 on the image and video list. That is an editorial pick, not a score.