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VIDEO Kuaishou China

Kuaishou Kling

Kling 4.0 and 3.0 by Kuaishou: video generation with audio, clips up to 30 seconds. Access via app, web and API, plan pricing, privacy (servers in Singapore), assessment.

License Proprietary
Context N/A Tokens
Modality Text, Image, Video, Audio → Video, Audio

Versions

Overview of available model variants

ModelReleaseEUStrengthsWeaknessesStatus
Kling 4.0
Official launch on 15 October 2026 (Kuaishou press release of 19 October 2026); Kling 4.0 Flash in early access since 28 September 2026
Native generation of 3 to 30 seconds in a single pass (Kling 3.0: 3 to 15 seconds) Two-channel stereo audio and improved lip sync; further languages such as German, French, Portuguese and Hindi according to Kling Omni Reference: up to 15 reference assets and up to 10 keyframes according to Kuaishou 21:9 aspect ratio and improved motion and camera continuity according to the vendor
10-bit HDR at 1080p/4K and video extension up to 2 minutes were marked “coming soon” by Kling at the time of review API in early access only, no official API price No EU data residency documented; according to the terms the contracting entity is Kling AI Pte. Ltd. (Singapore) Figures come from Kling and Kuaishou themselves; we have not evaluated independent benchmarks
Current
Kling 3.0 / 3.0 Omni
5 February 2026
Clips of 3 to 15 seconds with native audio (speech, effects, ambient sound) Multi-shot storyboard with up to 6 cuts and camera control Elements system and voice binding for consistent characters (Omni) Motion Control via reference video, 4K mode
Maximum 15 seconds per clip Single-channel audio (stereo only with 4.0)
Current
Older, deprecated and retired versions (2)

Legacy and deprecated: superseded by newer models; for many versions the provider has already announced a shutdown. Retired: no longer available. Dates and successors are in the model lifecycle section.

ModelReleaseEUStrengthsWeaknessesStatus
Kling Video O1 / 2.6 / 2.5 Turbo / 2.1 / 2.0
April 2025 to December 2025
Kling 2.6 and Video O1 (December 2025): audio generation, clips up to 10 seconds, 1080p Kling 2.5 Turbo (September 2025): roughly twice as fast generation according to Kling Kling 2.1 (May 2025) and 2.0 (April 2025): start/end frame control, multi-elements editor
Described by Kling itself as largely superseded (2.0/2.1) or replaced by 3.0
Legacy
Kling 1.0 / 1.5 / 1.6
June 2024 to December 2024
Kling 1.0 (6 June 2024) was one of the first publicly available DiT-based video models according to Kling
Only 720p to 1080p, clips up to 10 seconds, no audio
Legacy

Use Cases

Typical applications for this model

Social media and marketing clips
Prototyping and storyboards
Product visualisation and advertising
Character animation with Motion Control

Technical Details

API, features and capabilities

API & Availability
Availability Kling 3.0 and earlier: public via the Kling API (Singapore and Beijing endpoints); Kling 4.0: early access according to Kling
Features & Capabilities
Vision File Upload
Training & Knowledge
Knowledge Cutoff not documented
Fine-Tuning Not available
Language Support
Best Quality English, Chinese
Supported Kling 3.0: audio in English, Chinese, Japanese, Korean, Spanish; Kling 4.0 adds Portuguese, German, French and Hindi according to Kling
Vendor figures; quality per language not independently tested

Hosting & Compliance

GDPR-compliant hosting options and licensing

License & Hosting
License Proprietary (Kuaishou)
Security Filters Community and content policies; content review according to the privacy policy
Enterprise Support Yes
Cloud Only

NOTE FOR EU COMPANIES: Kling comes from Kuaishou Technology (Beijing). According to the terms, the contracting party is Kling AI Pte. Ltd., and according to the privacy policy data is stored on servers in Singapore. We found no EU region, GDPR commitments or standard contractual clauses in the documents we reviewed. Do not use Kling with personal or confidential data until data protection and usage rights have been clarified.

innFactory AI Consulting from Rosenheim assesses video AI models for use in the DACH region, with a focus on data protection, compliance and practical suitability. As of October 2026.

What is Kling AI?

Kling AI is the AI video and image generation platform of Kuaishou Technology, a Hong Kong-listed company based in Beijing. Kling launched in June 2024 and generates videos from text, images and reference material. It is used through the web app and mobile apps or through its own developer API. For this, Kling operates the international entity Kling AI Pte. Ltd., with Singapore as the base of the global version.

Current models at a glance

ModelClip lengthHighlightsStatus
Kling 4.03 to 30 secondsStereo audio, Omni Reference, 21:9Launched 15 Oct 2026; API early access
Kling 3.0 / 3.0 Omni3 to 15 secondsNative audio, multi-shot, 4K modeCurrent, API public
Kling Video O1 / 2.6 / 2.5 Turboup to 10 secondsAudio from O1 and 2.6, 1080pLegacy
Kling 2.1 / 2.0 / 1.xup to 10 secondsEarlier generationsLegacy

Kling 4.0

According to Kuaishou’s press release of 19 October 2026, Kling 4.0 officially launched on 15 October 2026, focusing on realism, control and professional quality. The technical key facts according to Kling and Kuaishou:

  • Length: 3 to 30 seconds in a single pass; 3.0 managed up to 15 seconds.
  • References: Omni Reference with up to 15 assets and up to 10 keyframes.
  • Audio: stereo sound with improved lip sync; additional languages such as German, French, Portuguese and Hindi.
  • Format: 21:9 is supported, and 4K is available as a resolution (as with 3.0).
  • Still announced: 10-bit HDR at 1080p/4K and video extension up to 2 minutes were marked “coming soon” at the time of review.
  • Access: web and app; the 4.0 API is in early access according to Kling. Before the full launch, the Kling 4.0 Flash variant was in early access from 28 September 2026 (Ultra yearly plan).

All figures come from Kling and Kuaishou; we have not evaluated independent benchmarks.

Kling 3.0 and 3.0 Omni

Kling 3.0 was released on 5 February 2026. According to Kling, the model offers native audio generation (English, Chinese, Japanese, Korean, Spanish), multi-shot storyboards with up to 6 cuts, camera control and a 4K mode. 3.0 Omni adds Elements and voice binding for consistent characters, as well as reference videos. Motion Control transfers movement from a reference video onto a character.

Pricing

According to Kling, pricing is split in two: subscriptions for web/app and the API.

Subscriptions (web and app), according to Kling’s membership page, in USD, monthly plan after the introductory month:

PlanCredits per monthPrice per month
Basicfree, limited0 USD
Standard6608.80 USD (first month 6.99 USD)
Pro3,00032.56 USD (first month 25.99 USD)
Premier8,00080.96 USD (first month 64.99 USD)
Ultra26,000159.99 USD (first month 127.99 USD)

Top-up credits, yearly plans and team plans are also available. Credit consumption depends on model, resolution, length and audio. Prices and credit amounts change; the current membership page is authoritative.

API: According to the developer price list (kling.ai/dev/pricing, figures as of 29 May 2026), Kling 3.0 costs between 0.084 USD per second (standard, no audio) and 0.168 USD (pro, with audio), and 0.42 USD in 4K mode. We found no official API price for Kling 4.0.

Availability in the EU and GDPR

ModelAccess routeEU data residency documented
Kling 4.0Kling AI web and appNo, servers in Singapore
Kling 4.0APINo, early access; endpoints in Singapore and Beijing
Kling 3.0 and earlierWeb, app, APINo, servers in Singapore

On data protection we read Kling’s privacy policy and user policy:

  • Controller: The privacy policy names Kling AI Pte. Ltd.; the terms are a contract with this company and its affiliates, governed by Singapore law with arbitration in Singapore.
  • Storage and transfers: According to the policy, data is stored on servers in Singapore; support, engineering and moderation teams are located worldwide, and transfers to other countries and to group companies are provided for.
  • EU angle: The GDPR, an EU representative and standard contractual clauses are not mentioned in the version we reviewed.
  • Usage rights: According to the user policy, Kling does not claim ownership of content but takes a non-exclusive licence to inputs and outputs that also covers training AI models. Revocation can be requested by email. Separate terms apply to commercial use and labelling.

We found no official partnerships with European cloud providers and no EU-hosted variant. Third-party platforms that offer Kling models are not automatically official partners; check contracting party, hosting and data flows there separately.

Model lifecycle

Kling releases new generations every few months: 1.0 (June 2024), 1.5/1.6 (late 2024), 2.0 (April 2025), 2.1 (May 2025), 2.5 Turbo (September 2025), Video O1 and 2.6 with audio (December 2025), 3.0 and 3.0 Omni (February 2026) and 4.0 (October 2026). Kling itself describes versions 2.0 and 2.1 as largely superseded. We found no shutdown dates; for production API use, pin model IDs and watch the changelogs.

Integration with CompanyGPT

Kling is a cloud-only offering from Kuaishou and not part of CompanyGPT. If you want to integrate video AI into your processes, we advise on selection, data protection review and governance. The innFactory AI Gateway lets you control access, budgets and model providers centrally in your tenant.

Our recommendation

Kling 4.0 is an interesting tool for marketing, social media, prototyping and storyboards: long clips up to 30 seconds, audio and many references. For companies in the DACH region, however, data protection and rights questions remain: servers in Singapore with no documented EU region, no GDPR statements in the privacy policy, a licence over your content that includes model training, and unclear rules on commercial use per plan. We recommend using Kling only with non-critical content without personal data, excluding faces and voices of real people, and having data protection and legal teams approve its use.

Alternatives with their own access and data protection terms that you should compare:

For an assessment of which video AI fits your requirements, contact innFactory AI Consulting.

Cost estimation for this model

For up-to-date token pricing, model variants and EU availability, see our sister project ai-prices.eu. It helps you compare and estimate the operational cost of leading AI models for your specific use case.

Compare prices on ai-prices.eu

ai-prices.eu is a project by innFactory AI Consulting GmbH and provides transparent cost estimates for leading AI models.

Frequently Asked Questions

What is Kling AI?

Kling AI is the video and image generation platform of the Chinese group Kuaishou Technology (Beijing, listed in Hong Kong: 1024). It launched in June 2024 and generates videos from text, images and references, now with synchronised audio. The current model generation is Kling 4.0 (officially launched on 15 October 2026) with clips of 3 to 30 seconds, preceded by Kling 3.0 in February 2026. According to the terms, the contracting party for users is Kling AI Pte. Ltd., with arbitration seated in Singapore.

What is new in Kling 4.0?

According to Kling and Kuaishou, Kling 4.0 generates videos of 3 to 30 seconds in a single pass (Kling 3.0: up to 15 seconds). It adds stereo audio with improved lip sync, 21:9, and Omni Reference with up to 15 reference assets and up to 10 keyframes. 10-bit HDR at 1080p and 4K and video extension up to 2 minutes were announced as “coming soon” at the time of review (October 2026).

Is Kling free?

According to its membership page, Kling offers a free Basic plan with limited features, credits and models. Paid use is through subscriptions with monthly credits: Standard with 660 credits (8.80 USD per month according to Kling after an introductory 6.99 USD), Pro with 3,000 credits (32.56 USD), Premier with 8,000 credits (80.96 USD) and Ultra with 26,000 credits (159.99 USD). Extra credits are sold as top-up packs. Prices and credit amounts change, so Kling's membership page is authoritative.

Is Kling GDPR compliant?

In the documents we reviewed, Kling does not promise GDPR compliance. The privacy policy names Kling AI Pte. Ltd. and servers in Singapore and mentions transfers to other countries, but it does not mention the GDPR, an EU representative or standard contractual clauses. EU data residency is not documented. Companies should not use Kling with personal or confidential data until data processing, third-country transfers and legal basis have been clarified with the provider and the data protection officer.

Does Kling have an API?

Yes. Kling runs its own developer API with endpoints in Singapore (global) and Beijing (China), authentication via access key and secret key, and per-second billing. According to the price list, Kling 3.0 (kling-v3) costs 0.084 to 0.168 USD per second depending on mode, and 0.42 USD in 4K mode. For Kling 4.0, the API is in early access at the time of review according to Kling, and no official price is available.

Who owns videos created with Kling?

According to the user policy, Kling does not claim ownership of content but takes a non-exclusive, royalty-free licence to inputs and outputs that also covers developing and training AI models; revocation can be requested by email to support@kling.ai. Separate rules for commercial use and for labelling content as Kling-generated apply and may differ by plan. Review the current terms and the conditions of your plan before business use.

Kling or Veo: which is better?

It depends on the use case and data protection requirements. According to the vendor, Kling 4.0 offers clips up to 30 seconds, stereo audio and many references, but it uses servers in Singapore with no documented EU region. Google Veo, ByteDance Seedance and Lightricks LTX each have their own strengths, access routes and privacy questions, which we assess on their model pages. We recommend testing with your own prompts and reviewing data processing before deciding.

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