Kling v3.0 4k

Kling V3 4k is Kuaishou's flagship video model, delivering native 3840x2160 resolution. It supports multi-shot sequences, integrated lip-sync, and elite subject binding, making it the industry leader for cinematic AI video generation.

Modalities

Input

Prompt*

Negative_Prompt

Cfg_Scale

Aspect_Ratio

Sound

Duration

Output

API Usage Examples

curl --request POST "https://gptproto.com/api/v3/kling/kling-v3.0-4k/text-to-video" \
    --header "Authorization: Bearer $GPTPROTO_API_KEY" \
    --header "Content-Type: application/json" \
    --data '{
        "prompt": "A tiny origami fox sailing a teacup across a moonlit puddle",
        "negative_prompt": "",
        "cfg_scale": 0.5,
        "aspect_ratio": "16:9",
        "sound": false,
        "duration": 5
    }'

Kling v3.0 4k pricing

Start from the cost of a single sample and pick a testing budget. GPTProto rates are 20% below list price.

Sound

Duration (s)

Scenario	Kling list	OpenRouter	GPTProto	You save / mo
Short product ads30 × 5s / mo	$63.00	$66.46	$50.40	−$12.60≈ $151.20 / yr
Social clips60 × 5s / mo	$126.00	$132.93	$100.80	−$25.20≈ $302.40 / yr
Bulk generation100 × 5s / mo	$210.00	$221.55	$168.00	−$42.00≈ $504.00 / yr

Monthly cost by source

OpenRouter

$0.00

Kling

$0.00

GPTProto

$0.00

Save $0.00 / month

Annual savings ≈ $0.00 · pay as you go

Kling v3.0 4K API

Call the Kling v3.0 4K API on GPTProto — native 3840×2160 text-to-video, billed per second from one balance that also covers 200+ other models on the same OpenAI-style key.

Kling Native 4K Rendering

Render directly at 3840×2160. Frames are generated at full resolution rather than upscaled from 1080p, so fine texture and hard edges hold on large screens and pro monitors.

Kling Multi-Shot Continuity

Direct up to 6 camera cuts inside a single 15-second generation. Subject Binding 3.0 holds a character's face, clothing, and build across every cut, so the shots cut together as one scene.

Physics-Aware Dynamics

The Omni One engine models gravity, contact, and deformation, so cloth, hair, and fluids move with physical consistency instead of the sliding and warping seen in earlier models.

Integrated Kling Lip-Sync

Generate ambient sound, effects, and music in the same pass as the video using the sound parameter — no separate audio step

What is Kling v3.0 4K?

Kling v3.0 4K is the native-4K text-to-video mode of Kuaishou's Kling 3.0 model family. Unlike "4K" output that is generated at 1080p and stretched by a separate upscaler, Kling v3.0 4K renders every frame directly at 3840×2160, so detail in skin, hair, fabric weave, and hard edges is generated rather than reconstructed afterward. The model runs on Kuaishou's Omni One architecture, which processes video, audio, and motion in a single pass and applies physics reasoning (gravity, contact, deformation) instead of relying on the prompt alone to animate a scene.

On GPTProto the model is exposed as a text-to-video generator. You send a prompt and a few parameters; you get back a 4K clip. Output matches the official Kling 3.0 4K model — GPTProto routes to the same model, not a re-hosted or reduced variant. The same account, balance, and API key also reach the other Kling tiers and 200+ models across other providers, so you can switch models without opening new accounts.

Specifications

Spec	Value
Provider	Kuaishou (Kling)
Model string	`kling-v3.0-4k`
Modality	Text-to-video
Output resolution	Native 4K — 3840×2160 (not upscaled)
Frame rate	Up to 60fps in the 4K mode (model-level). The GPTProto endpoint exposes no fps selector — confirm whether output fps is fixed
Duration	3–13 s (per the GPTProto pricing table). The model natively supports up to 15 s; confirm whether GPTProto caps at 13 s
Native audio	Via the `sound` boolean (ambient / SFX / music). Dialogue lip-sync in the 4K text-to-video mode is — see Feature block 3 flag
Aspect ratio	`16:9` confirmed; other ratios
Multi-shot	The 3.0 model supports up to 6 camera cuts within a 15 s window; whether this is exposed in the GPTProto text-to-video endpoint is
Character consistency	Subject Binding 3.0 (model-level)
Input fields	`prompt`, `negative_prompt`, `cfg_scale`, `aspect_ratio`, `sound`, `duration`
Endpoint	`POST https://gptproto.com/api/v3/kling/kling-v3.0-4k/text-to-video`

Switching from the official Kling API

If you're already calling Kling directly, the move is small: point your requests at the GPTProto endpoint and use the model string kling-v3.0-4k. What changes is the surrounding friction, not the model:

Billing. Kling's official developer API runs on prepaid resource packages held separately from any consumer subscription, with multi-month commitments on some tiers. On GPTProto it's pay-as-you-go from your shared balance — no separate pack, no commitment.
One account, many models. The same key reaches the other Kling tiers (kling-v3-omni-pro, kling-v3.0-pro, kling-v3.0-std) and 200+ models from other providers. You can fall back to a cheaper draft model and return to 4K without a second integration.
Sign-up access. No region-gated or invite-gated onboarding to clear before you can call the model.

We do not claim a lower price than calling Kling directly. The reason to route through GPTProto here is account/billing consolidation and access, not unit cost.

Kling v3.0 4K vs. other on-platform video models

A real comparison against models GPTProto actually hosts — pick by what the shot needs, not by the highest spec.

	`kling-v3.0-4k`	`kling-v3-omni-pro`	`dreamina-seedance-2-0`
Output	Native 4K, 3840×2160	up to 1080p	up to 4K
Native audio	`sound` toggle	Yes — native A/V sync	Yes — `Generate_Audio`
Max duration	13 s on GPTProto	up to 15 s	4–15 s
Headline price	$0.336 / s ($1.68 @ 5 s)	$0.2688 / s	$0.2957 / run
Best when	Kling motion + multi-shot at 4K	Audio-synced clips at lower cost/res	Lowest-cost 4K audio clips
Page	this page	`/model/kling/kling-v3-omni-pro`	`/model/bytedance/dreamina-seedance-2-0-260128`

All three run on GPTProto at official-model performance, from the same balance and key.

Honest call: native 4K alone isn't the reason to pick this model — dreamina-seedance-2-0 also reaches 4K and costs less per clip. Reach for kling-v3.0-4k when you specifically want Kling's motion model: physics-aware movement, multi-shot continuity with Subject Binding across cuts, and Kling's handling of human motion at full 3840×2160. For lower-cost 4K, or for quick drafts and social formats, dreamina-seedance-2-0 or kling-v3-omni-pro are the better default — and because it's one balance, you can draft cheap and finish on whichever model the shot needs.

Prompt recipes for Kling v3.0 4K

Kling 3.0 is physics-first: it rewards prompts that describe materials, light, and one clear camera move, and it degrades when several motions compete. Three starting points you can paste:

1. Product / material focus

Brushed-aluminum watch on a matte stone slab, soft three-point studio lighting, slow 85mm push-in, shallow depth of field, condensation beading on the glass, 4K cinematic product shot

2. Single-subject motion

An athletic woman shadowboxing at dawn in an empty urban park, camera locked low, subject anchored to the foreground, ponytail whipping with each strike, steady warm backlight, slow-motion realism

3. Atmosphere / scene

An elderly couple dancing in an empty vintage ballroom, dusty sunlight through tall windows, old wooden floor, gentle dolly-in, emotional cinematic realism

Guidance that holds across all three: lead with surface and material, not just color ("brushed aluminum" beats "silver"); give the camera one vector ("slow push-in") rather than several; use spatial prepositions (against, in front of, around) to force depth; specify a lens equivalent (35mm wide, 85mm portrait) for framing. Draft at a cheaper tier first, lock the prompt, then run the final at 4K.

Content policy & commercial use

Generations run through Kling's standard safety checker; GPTProto applies the same model-level content policy as the official API and does not offer an uncensored variant of this model. Commercial-use rights for Kling 3.0 output are governed by the plan terms in effect when you generate — confirm current terms before using clips in paid campaigns.

Kling V3 4K Video API Frequently Asked Questions

Get technical insights and pricing details for the Kling V3 4K model to optimize your cinematic AI video workflows.

What makes Kling v3 4k different from Sora or Luma?

Kling v3 4k is the first to offer native 4K rendering without upscaling artifacts. While others might generate at 720p and sharpen the image, this model renders at 3840x2160 from the start. Additionally, it supports multi-shot storyboarding with up to six camera cuts and integrated lip-sync in a single generation, providing a more comprehensive cinematic toolset than current competitors.

What makes Kling v3.0 4K different from upscaled 4K or from kling-v3-omni?

It renders natively at 3840×2160 instead of generating at 1080p and stretching with an upscaler, so fine texture and edges are real detail rather than reconstructed. Versus kling-v3-omni, the v3.0 4K tier is the higher-resolution, higher-cost option; omni is the cheaper, audio-synced choice at lower resolution.

How long does a Kling v3.0 4K generation take?

ypical latency for a 5 s 4K job on GPTProto.

Does the Kling v3.0 4K API support character consistency?

Yes. Subject Binding 3.0 locks a character's face, clothing, and body type so they stay consistent across generations.

What are the maximum duration and frame rate?

On GPTProto, durations run 3–13 s. The model family supports up to 60fps in 4K, but the endpoint exposes no fps parameter

Is user data used to train the Kling v3 4k model?

No. When accessing Kling v3 4k through our Enterprise API, your inputs and generated outputs are excluded from model training cycles by default. This ensures your intellectual property and commercial assets remain private and secure, meeting the strict confidentiality requirements of professional studios and corporate marketing departments.

Can I control camera movement?

You direct the camera through the prompt (push-in, dolly, orbit, locked shot), and Kling 3.0 follows clean single-vector camera language well. Dedicated motion-control tooling may be limited in 4K mode.

Does enabling sound cost more?

Confirm whether sound: true changes the per-second rate.