Pricing
Kling 4.0 on Runway Dev, with audio always on. The standing list rate is 15.7 credits/s at 720p and 23.5 at 1080p. A separate 20% promo through 30 November 2026 UTC is not the standing price.
720p rate from the cited page.
$0.157/s × 5s × 1
$0.79
Reference images, input video, credit minimums, and tax are not included unless the note on this page says so.
Standing list rate from Runway Dev on 2026-11-03, at $0.01 per credit: 15.7 credits/s at 720p ($0.157) and 23.5 credits/s at 1080p ($0.235), for a job with no input video. A temporary 20% promo (12.56 and 18.8 credits/s through 30 November 2026 UTC) is not shown as the price. Input video uses a second formula on the same page.
Source: https://docs.dev.runwayml.com/guides/pricing/
Full spec