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Both are a flat per-second credit rate with no resolution on the row.
| Field | Gen-4.5 | Kling 2.5 Turbo Pro |
|---|---|---|
| Vendor | Runway | Kuaishou |
| Type | Model | Model |
| Open source | No | No |
| Unspecified rate | $0.12/s | $0.12/s |
| API | Yes | Yes |
Runway's Gen-4.5 video model on the developer API at 12 credits per second. The pricing row does not name a resolution.
Kuaishou's Turbo Pro video model, billed per second on Runway Dev. The pricing table does not state the output resolution.