[Models](https://modelpricetrack.com/) › [Video](https://modelpricetrack.com/) › [Kuaishou](https://modelpricetrack.com/ai-labs/kuaishou) › Kling 4.0 # Kling 4.0 Kling 4.0 by Kuaishou costs $0.141/s ($0.705 for a 720p · 5 s clip) at WaveSpeed, the one provider the board counts, as of 28 Oct 2026. Prices as of 28 Oct 2026. Every price links to its source. Cheapest $0.141/s checked 16 Oct 2026 Providers 1 1 counted Arena Not ranked No fresh Arena score ## Kling 4.0 price by provider | Provider | Sold by | 720p | 1080p | Reference job | Verified | | --- | --- | --- | --- | --- | --- | | [WaveSpeed](https://modelpricetrack.com/providers/wavespeed/models/kling/kling-4.0) | [Platform](https://modelpricetrack.com/methodology#platform) | $0.141/s | $0.235/s | $0.141/s ($0.705 per 720p · 5 s clip) Cheapest | Model Price Track catalog 16 Oct 2026 | ## Kling 4.0 price per variant | Variant | Median | Range | Providers counted | | --- | --- | --- | --- | | 720p · 5 s | $0.141/s ($0.705 per 720p · 5 s clip) | — | 1 | | 1080p · 5 s | $0.235/s ($1.18 per 1080p · 5 s clip) | — | 1 | ## About Kling 4.0 Kling 4.0 keyframes on fal (fal-ai/kling-video/v4/keyframes-to-video). OpenAPI read 2026-10-21. Checked again on 2026-10-23: kling/v4/keyframes-to-video has no OpenAPI document and its queue returns 404, so this row stays on fal-ai/kling-video/v4/keyframes-to-video. No llms.txt page is published for either spelling. prompt and keyframes are required. keyframes holds 2 to 10 images, and also at most duration plus 1 (4 at 3 seconds, 6 at 5 seconds, 10 from 9 seconds up). The first image is the opening frame and the last is the closing frame. Each item is an image\_url plus an optional time in seconds; omit time to space the frames evenly. Duration is an integer from 3 to 30 seconds, default 10. Resolution is 720p or 1080p, default 1080p. aspect\_ratio is 16:9, 9:16, 1:1, or 21:9, default 16:9. generate\_audio defaults to false and is the native-audio switch. voice\_ids accepts up to 3 voices, named @Voice in the prompt. There is no negative prompt and no seed. No price is published for this endpoint. The public Kling 4.0 pages say API access is coming soon. ## Cheaper alternatives - [Boreal ($0.050)](https://modelpricetrack.com/models/creatify/boreal) - [P-Video 2 Pro Avatar ($0.100)](https://modelpricetrack.com/models/pruna-ai/p-video-2-pro/avatar) - [Grok Imagine Video 1.5 Lite ($0.150)](https://modelpricetrack.com/models/xai/grok-imagine-video/v1.5/lite/text-to-video) ## Compare with - [Gemini Omni Flash](https://modelpricetrack.com/compare/gemini-omni-flash-vs-kling-4-0) - [FLUX 3 Video](https://modelpricetrack.com/compare/flux-3-video-vs-kling-4-0) - [Wan 3.0](https://modelpricetrack.com/compare/kling-4-0-vs-wan-3-0) ## Kling 4.0 pricing questions **How much does Kling 4.0 cost per second?** The median is $0.141/s across 1 counted provider, for a 720p · 5 s clip, as of 28 Oct 2026. **What is the cheapest Kling 4.0 API?** Only WaveSpeed publishes a price for Kling 4.0 that the board counts: $0.141/s, as of 28 Oct 2026. **How much is a 1080p · 5 s Kling 4.0 video?** The median is $1.18 ($0.235/s) across 1 counted provider, as of 28 Oct 2026. **Which providers sell Kling 4.0?** Only WaveSpeed lists it, with a price the board counts, as of 28 Oct 2026. - [Kling 4.0 price history](https://modelpricetrack.com/models/kling/kling-4.0/history) - [Kuaishou models](https://modelpricetrack.com/ai-labs/kuaishou) - [All video models](https://modelpricetrack.com/) - [WaveSpeed](https://modelpricetrack.com/providers/wavespeed) - [Compare with Gemini Omni Flash](https://modelpricetrack.com/compare/gemini-omni-flash-vs-kling-4-0) - [Compare with FLUX 3 Video](https://modelpricetrack.com/compare/flux-3-video-vs-kling-4-0) - [Compare with Wan 3.0](https://modelpricetrack.com/compare/kling-4-0-vs-wan-3-0) - [Kling API pricing](https://modelpricetrack.com/families/kling) [Video](https://modelpricetrack.com/) · [Image](https://modelpricetrack.com/image) · [Audio](https://modelpricetrack.com/audio) · [Music](https://modelpricetrack.com/music) · [3D](https://modelpricetrack.com/3d) · [Best](https://modelpricetrack.com/best) · [Providers](https://modelpricetrack.com/providers) · [AI Labs](https://modelpricetrack.com/ai-labs) · [Changes](https://modelpricetrack.com/changes) · [Methodology](https://modelpricetrack.com/methodology) · [API](https://modelpricetrack.com/api) · [About](https://modelpricetrack.com/about) · [License](https://modelpricetrack.com/license) [A DIUNE project](https://diune.com/) --- Page: [Kling 4.0 API pricing: $0.141/s across 1 provider](https://modelpricetrack.com/models/kling/kling-4.0) · Prices as of 28 Oct 2026 Data: CC BY 4.0 for our own work, attribution "Model Price Track (modelpricetrack.com)". CC BY 4.0 covers Model Price Track's own work (normalisation, medians, rankings, editorial text). Third-party prices are listed as published by each provider, with a link, and are not relicensed. Arena quality scores stay CC BY 4.0 with Arena's attribution. Cite as "Model Price Track, Kling 4.0 API pricing: $0.141/s across 1 provider, https://modelpricetrack.com/models/kling/kling-4.0, retrieved 28 Oct 2026".