Kling 4.0 Flash
Costs 40% less than Kling 4.0 and, unlike it, makes sound.
An AI video model by Kuaishou. Use it in your browser with Cirrela, no install.
Try Kling 4.0 Flash47 credits for 5 seconds at 720p with sound. The first two videos and the 7-day trial cover Quick only: this model needs a plan or a pack.
At a glance
| Length | 5 to 20 seconds |
|---|---|
| Resolution | Up to 720p |
| Sound | Made with the video |
| Start from a photo | Yes, it animates your photo |
| Formats | 16:9, 9:16, 1:1, 21:9 |
Ideas to start from
Each one opens the studio with Kling 4.0 Flash and the prompt filled in. The examples were made with Cirrela to show the idea, not all with Kling 4.0 Flash.
Macro shot of molten dark chocolate pouring slowly over a fresh raspberry tart on a marble counter, glossy detail, soft window light, slow motion, high-end food commercial, gentle pouring sound
Try this promptFast FPV drone skimming over a palm-lined beach at golden hour, waves rolling in, warm haze, anamorphic lens flare, ocean and wind sound
Try this promptA woman in dark sunglasses drives a vintage convertible through a city at night, neon reflections sliding across the windshield, light rain, cinematic 35mm film look, soft engine sound
Try this promptA lone silhouette faces an endless tunnel of square neon light, slow push-in, volumetric haze, deep cinematic hum
Try this promptTemplates to try
All templatesReady sentences with blanks for your own words, picked for what Kling 4.0 Flash does well.
UGC-style video ad
A made-up character in a place holds up your product and says to camera: "what your product does"
Video · Great · 30 creditsTalking pet
Your pet looks into the camera and says "what it would say"
Video · Great · 30 creditsBirthday video
A character holds a cake with glowing candles at a place and says "Happy birthday, name! a short wish"
Video · Great · 30 credits
Compare with other video models
| Model | Good at | Credits per video | Compare |
|---|---|---|---|
| HeyGen Video | Sharp video with its own sound, at the lowest price per second | 18 | Compare with HeyGen Video |
| Grok Imagine 1.5 Lite | The cheapest way to try an idea, with sound and lip-synced speech | 18 | Compare with Grok Imagine 1.5 Lite |
| MiniMax H3 | Lifelike motion and voices, from a sentence or a photo | 30 | Compare with MiniMax H3 |
| MiniMax H3 Max | H3 tuned by fal: closer to the prompt, top 3 in the video arena | 40 | Compare with MiniMax H3 Max |
| MiniMax H3 Turbo | H3 Max's look for a third less, with sound | 23 | Compare with MiniMax H3 Turbo |
| FLUX 3 Max | Top-ranked quality in seconds, not minutes, up to 20 seconds with sound | 85 | Compare with FLUX 3 Max |
| Wan 3.0 | Rich, realistic 1080p video up to 30 seconds, with sound | 100 | Compare with Wan 3.0 |
| Kling 4.0 | Kling's newest model: steady fast motion, up to 30 seconds | 118 | Compare with Kling 4.0 |
| Gemini Omni Flash | Google's newest video model, with sound and up to 4K | 50 | Compare with Gemini Omni Flash |
| Seedance 2.5 | Long cinematic takes up to 30s with native synced audio | 237 | Compare with Seedance 2.5 |
| Kling 3.0 Pro | Dynamic motion, multi-shot storytelling, native audio | 84 | Compare with Kling 3.0 Pro |
| Seedance 2.0 Fast | Snappy drafts with audio — iterate in seconds | 121 | Compare with Seedance 2.0 Fast |
| Wan 2.7 | Coherent multi-shot sequences in crisp 1080p, with music | 75 | Compare with Wan 2.7 |
| Hailuo 2.3 Pro | Expressive characters and physics-heavy action | 49 | Compare with Hailuo 2.3 Pro |
| Kling 3.0 Standard | Kling motion and sound for a third less | 63 | Compare with Kling 3.0 Standard |
| PixVerse V6 | Cheap, fast clips up to 15 seconds | 23 | Compare with PixVerse V6 |
Kling 4.0 Flash: your questions
How much does a Kling 4.0 Flash video cost?
47 credits for 5 seconds at 720p with sound. The Create button shows the exact price before you click, and a failed render is refunded automatically. Paid plans start at $7 or €7 a month billed yearly.
Can I try Kling 4.0 Flash before I commit?
One video costs more than the 38 credits of the trial. A plan or a credit pack gets you there at once.
Does Kling 4.0 Flash make videos with sound?
Yes. Kling 4.0 Flash makes the sound with the picture: ambience, effects and voices, in one render.
How long can a Kling 4.0 Flash video be?
From 5 to 20 seconds, up to 720p. Longer clips and higher resolutions cost more credits.
Can Kling 4.0 Flash start from a photo?
Yes. Drop a photo in the studio and Kling 4.0 Flash animates it, following your sentence.