These Terms of Use (“Terms”) form a legally binding agreement between you (“you,” “your,” or “User”) and KALK AG c/o cogify AG, Platz 4, 6039 Root D4, Switzerland (“KALK.AG,” “we,” “us,” or “our”), governing your access to and use of the KALK.AG website, platform, applications, and related services (collectively, the “Service”).

By accessing or using the Service, creating an account, or clicking “I Agree,” you agree to these Terms and our Privacy Policy. If you do not agree, do not use the Service.

If you are using the Service on behalf of a company or other legal entity, you represent that you have authority to bind that entity, and “you” refers to that entity.

1. Eligibility

You must be at least 16 years old (or the age of digital consent in your jurisdiction) to use the Service. If you are under 18, you represent that you have parental or guardian consent. The Service is not directed to children under 13.

2. Account Registration

You must provide accurate, complete information when creating an account and keep it updated. You are responsible for all activity under your account and for maintaining the confidentiality of your credentials. Notify us immediately of any unauthorized use.

3. Description of the Service and License

KALK.AG provides an AI-powered platform that enables users to generate, build, edit, and deploy applications and related content from natural-language ideas and prompts.

Subject to these Terms and your subscription plan, we grant you a limited, non-exclusive, non-transferable, non-sublicensable, revocable license to access and use the Service for your personal or internal business purposes.

We may modify, suspend, or discontinue any part of the Service at any time.

4. Subscriptions, Fees, Billing, and Cancellation

Certain features require a paid subscription. Fees, billing cycles, and plan details are shown at the time of purchase. Subscriptions automatically renew unless you cancel before the end of the current billing period.

You may cancel at any time through your account settings or by contacting us. Cancellation takes effect at the end of the current paid period. We do not provide refunds except where required by law or expressly stated in a specific offer.

You are responsible for all applicable taxes. We may change prices with reasonable notice; the new price applies at the next renewal.

5. User Content, Inputs, and AI Outputs

5.1 Your Content. You retain all rights to the prompts, code, data, files, and other materials you submit to the Service (“Input” or “Customer Content”).

5.2 AI Outputs. As between you and KALK.AG, you own the applications, code, and other content generated by the Service for you in response to your Inputs (“Output”), subject to any third-party rights in underlying models or training data. You are solely responsible for reviewing, testing, securing, and using any Output.

5.3 License to KALK.AG. You grant us a worldwide, non-exclusive, royalty-free license to host, store, process, transmit, and display your Input and Output solely as necessary to provide and improve the Service for you.

5.4 No Training on Private Content. We do not use your private (non-public) Input or Output to train, retrain, or improve our foundation models or the models of our third-party providers, except where you explicitly opt in or publish content publicly.

5.5 Similarity. Outputs may be similar or identical to outputs generated for other users who submit similar prompts. We do not guarantee uniqueness.

6. Acceptable Use

You agree not to use the Service to:

• Violate any applicable law or regulation;
• Generate, upload, or distribute illegal, harmful, or abusive content (including child sexual exploitation material, malware, scams, or content that promotes violence or terrorism);
• Infringe intellectual property, privacy, or other rights of others;
• Attempt to reverse-engineer, scrape, or circumvent security or rate limits;
• Use Outputs to train competing AI models;
• Deploy high-risk AI systems (as defined under applicable law) without complying with all relevant requirements and human oversight;
• Interfere with or disrupt the Service or other users.

We may suspend or terminate access for violations.

7. AI Disclaimers and Shared Responsibility

The Service uses generative AI. Outputs may be inaccurate, incomplete, biased, or contain errors (“hallucinations”). You are solely responsible for reviewing, validating, testing, and deciding whether and how to use any Output.

The Service is not a substitute for professional advice (legal, medical, financial, or otherwise). Do not rely on Outputs for high-stakes or regulated decisions without appropriate human review and compliance measures.

You are responsible for the security, legality, and performance of any applications or content you create or deploy using the Service.

8. Intellectual Property

KALK.AG and its licensors own all rights in the Service, including software, models, interfaces, branding, and documentation. These Terms do not transfer any ownership to you.

Feedback you provide may be used by us freely and without obligation.

9. Third-Party Services and Models

The Service may integrate third-party AI models and tools. Your use of those components is also subject to the third-party providers’ terms. We are not responsible for third-party services.

10. Privacy

Our collection and use of personal information is described in our Privacy Policy available at https://kalk.ag/privacy-policy. By using the Service you consent to that policy.

11. Termination

You may stop using the Service at any time. We may suspend or terminate your access immediately for breach of these Terms, non-payment, or risk to the Service or other users. Upon termination, your license ends and we may delete your data in accordance with our retention practices, subject to legal obligations.

12. Indemnification

You agree to indemnify, defend, and hold harmless KALK.AG and its officers, directors, employees, and agents from any claims, damages, losses, and expenses (including reasonable attorneys’ fees) arising out of your use of the Service, your Content, your Outputs, or your violation of these Terms or applicable law.

13. Disclaimers

THE SERVICE IS PROVIDED “AS IS” AND “AS AVAILABLE” WITHOUT WARRANTIES OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, NON-INFRINGEMENT, OR THAT THE SERVICE WILL BE UNINTERRUPTED, ERROR-FREE, OR SECURE. WE DO NOT WARRANT THE ACCURACY, COMPLETENESS, OR USEFULNESS OF ANY OUTPUT.

14. Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY LAW, KALK.AG AND ITS AFFILIATES WILL NOT BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, EXEMPLARY, OR PUNITIVE DAMAGES, OR ANY LOSS OF PROFITS, REVENUE, DATA, OR GOODWILL, ARISING OUT OF OR RELATED TO THESE TERMS OR THE SERVICE, EVEN IF ADVISED OF THE POSSIBILITY.

OUR TOTAL LIABILITY FOR ANY CLAIM ARISING OUT OF OR RELATED TO THESE TERMS OR THE SERVICE IS LIMITED TO THE GREATER OF (A) THE AMOUNTS YOU PAID US IN THE TWELVE (12) MONTHS PRECEDING THE CLAIM OR (B) ONE HUNDRED SWISS FRANCS (CHF 100).

Some jurisdictions do not allow certain limitations; in those cases the above limitations apply to the fullest extent permitted.

15. Governing Law and Dispute Resolution

These Terms are governed by the laws of Switzerland, without regard to conflict-of-law principles.

Any dispute arising out of or relating to these Terms or the Service shall be resolved exclusively by the competent courts of the Canton of Lucerne, Switzerland, and you consent to the exclusive jurisdiction of those courts. Notwithstanding the foregoing, either party may seek injunctive or other equitable relief in any court of competent jurisdiction.

For consumers in certain jurisdictions, mandatory local consumer-protection laws may apply and cannot be waived.

16. Changes to These Terms

We may update these Terms from time to time. We will post the updated version and update the “Last Updated” date. Material changes will be communicated by reasonable means (e.g., email or in-product notice). Continued use after the effective date constitutes acceptance.

17. General

These Terms constitute the entire agreement between you and KALK.AG regarding the Service and supersede prior agreements. If any provision is found unenforceable, the remaining provisions remain in effect. Our failure to enforce any right is not a waiver. You may not assign these Terms without our consent; we may assign them freely. Notices may be sent to the email associated with your account or posted on the Service.

18. Contact

Questions about these Terms:
KALK AG c/o cogify AG
Platz 4, 6039 Root D4
Switzerland
Email: support AT kalk.ag
Legal inquiries: legal AT kalk.ag

© 2026 KALK AG. All rights reserved.