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Terms of service

Plain-English terms.

Last updated: 3 May 2026
Effective date: 3 May 2026

These terms (the “Terms”) form the agreement between you (the “Customer”) and LeanOS (“LeanOS”, “we”, “us”) for use of the LeanOS web application at getleanos.com and the LeanOS Android mobile application (together, the “Service”). By creating an account or signing an order form / pilot agreement, you accept these Terms.

If you sign a Master Services Agreement (MSA) with LeanOS, the MSA controls and these Terms supplement the MSA only where the MSA is silent.

1. Definitions

  • Customer Data — all data, photos, files, and content the Customer or its authorized users submit to the Service (audits, defects, kaizens, A3 cases, fix plans, photos, etc.).
  • Authorized User — an individual employee, contractor, or agent of the Customer that the Customer authorizes to use the Service on its behalf.
  • AI Output — any suggestion, classification, generated text, score, fix plan, or root-cause hypothesis produced by the Service's AI features (Anthropic Claude).
  • Pilot — a 30-day, no-fee evaluation period covering one (1) plant.

2. Account & access

You must keep your account credentials secure and must not share them. You are responsible for all activity under accounts created in your workspace. Notify us immediately at founder@getleanos.com if you suspect unauthorized access.

The Customer is responsible for (a) the conduct of its Authorized Users, (b) the accuracy of Customer Data uploaded to the Service, and (c) ensuring Authorized Users have lawful authority to upload any photos, drawings, or operational data they submit.

3. Acceptable use

You agree not to:

  • Use the Service for any unlawful, harmful, or fraudulent purpose.
  • Upload personal data of individuals (other than your own employees / contractors authorized to be in the workspace) or photos containing identifiable individuals without their consent.
  • Reverse engineer, decompile, or attempt to extract source code from the Service.
  • Scrape, crawl, or programmatically extract Service data except via documented APIs and within published rate limits.
  • Use the Service or AI Output to generate, train, or fine-tune any model that competes with LeanOS or with Anthropic's Claude models.
  • Bypass authentication, multi-tenant isolation, or rate limits, or attempt to access another Customer's data.
  • Resell, white-label, or redistribute the Service without a separate written agreement.
  • Upload viruses, malware, or content designed to disrupt the Service.

4. Pilot terms (free 30-day evaluation)

The Pilot is offered at no charge for 30 days from activation, covering one (1) plant and up to 25 Authorized Users. No payment card is required. At the end of the Pilot period, the workspace will continue in read-only mode for 14 days unless the Customer signs a paid order form. After the read-only period, the workspace is suspended and ultimately deleted under the retention schedule in the Privacy Policy.

We reserve the right to limit usage during the Pilot to protect Service stability. We will not change Pilot terms mid-Pilot without notice.

5. Subscription & fees (post-Pilot)

For paid subscriptions, fees, billing cycle, seat counts, and plant counts are stated in the Customer's order form or MSA. Annual subscriptions are prepaid. Fees are exclusive of applicable GST, VAT, and other taxes, which the Customer is responsible for.

Renewal: paid subscriptions auto-renew for successive annual terms unless either party gives written notice of non-renewal at least 30 days before the renewal date.

6. Refund policy

Pilot: free, no charges, no refunds applicable.

First annual subscription: if the Customer cancels in writing within 30 days of paying the first annual fee and has not accumulated more than 200 audits or 1000 defect entries, we will refund the unused portion on a pro-rata basis. Setup fees, training fees, and one-time services are non-refundable.

Subsequent renewals: non-refundable. Customers may downgrade or non-renew with 30 days' written notice before the renewal date.

7. Customer Data & data ownership

The Customer retains all right, title, and interest in Customer Data. The Customer grants LeanOS a limited, non-exclusive, royalty-free license to host, process, transmit, and display Customer Data only as necessary to provide the Service and as instructed by the Customer.

We will not use Customer Data to train any machine-learning model. We will not use Customer Data for marketing without the Customer's separate written consent (see Section 13).

On termination, the Customer may export Customer Data in JSON / CSV format within the 30-day grace period; after that we delete primary Customer Data and purge backups within 90 days.

8. AI Output is advisory — Customer is responsible for safety

The Service uses AI (Anthropic Claude) to generate suggestions: defect categorization from photos, root-cause hypotheses for A3 5-Whys, 6M Fishbone bucketization, fix-plan drafts, Plant Coach insights, and 5S scoring breakdowns. AI Output is advisory only.

The Customer's authorized auditor, plant manager, or assigned owner is solely responsible for reviewing each AI Output and deciding whether to accept it, modify it, or ignore it. AI Output does not automatically trigger any action that affects Customer operations, products, equipment, or personnel.

No safety, quality, or compliance guarantee. LeanOS does not certify, warrant, or guarantee that AI Output will detect every safety hazard, every quality defect, every regulatory non-conformance, every safety risk, or every operational issue. The Customer remains solely responsible for plant safety, quality assurance, regulatory compliance (including IATF 16949, GMP, ISO 9001, OSHA, local labour and safety law), and operational decisions.

AI Output may contain errors, hallucinations, or inaccuracies. The Customer must apply professional judgement, consult subject-matter experts when required, and follow its own safety-management system before acting on any AI Output. Reliance on AI Output without human review is at the Customer's sole risk.

AI features can be disabled at the workspace level by request to founder@getleanos.com.

9. Service availability

We target 99.0% monthly uptime for the production web application, measured outside of scheduled maintenance windows announced in advance. The Service is offered on a best-effort basis; we do not promise zero downtime.

Critical issues are typically remediated within one (1) business day. Enterprise SLAs (defined response and resolution times by severity, service credits) are available on enterprise plans under a separate SLA exhibit.

10. Intellectual property

The Service, including the LeanOS source code, brand, design, documentation, and all improvements, is and remains LeanOS's exclusive property. The Customer receives a non-exclusive, non-transferable, revocable license to use the Service during the subscription term solely for the Customer's internal manufacturing operations.

Feedback the Customer provides about the Service may be used by LeanOS to improve the Service, without obligation to compensate the Customer, provided that LeanOS does not identify the Customer in connection with such feedback without consent.

11. Indemnification

By LeanOS: We will defend the Customer against third-party claims that the Service, when used as documented and within these Terms, infringes that third party's Indian copyright, registered trademark, or registered patent, and we will pay damages finally awarded by a court or settlement we authorize.

By Customer: The Customer will defend LeanOS against third-party claims arising from (a) Customer Data, (b) Authorized Users' breach of Section 3 (Acceptable use), (c) the Customer's reliance on AI Output without human review, and (d) the Customer's violation of applicable safety, environmental, or labour law in connection with use of the Service.

The party seeking indemnification must (i) promptly notify the indemnifying party in writing, (ii) give the indemnifying party sole control of the defence and any settlement, and (iii) cooperate at the indemnifying party's expense.

12. Limitation of liability

EXCEPT FOR (a) a party's indemnification obligations under Section 11, (b) Customer's payment obligations, and (c) breach of Section 3 (Acceptable use) or Section 7 (Customer Data license terms), neither party will be liable for indirect, incidental, special, consequential, exemplary, or punitive damages, including lost profits, lost revenue, lost data, lost business opportunity, plant downtime, production stoppage, scrap cost, recall cost, or regulatory penalty, even if advised of the possibility.

Each party's aggregate liability under this agreement, for all claims in any 12-month period, is capped at the total fees paid by the Customer to LeanOS in the preceding 12 months. For Pilot Customers (no fees paid), aggregate liability is capped at INR 50,000 (or USD 600).

These limitations apply to the maximum extent permitted by law. Some jurisdictions do not allow exclusion of certain warranties or liabilities; in such jurisdictions, the exclusions apply to the maximum extent allowed.

13. Customer references & marketing

We will not use the Customer's name, logo, photographs, quotes, or case study material for marketing without the Customer's prior written consent (email is sufficient). Defect photos uploaded to the Service are never used for marketing without separate, explicit, photo-by-photo consent.

14. Termination

By the Customer: cancel anytime by emailing founder@getleanos.com. Pro-rata refund applies under Section 6.

By LeanOS: we may suspend or terminate the Service for (a) non-payment after 30 days' notice, (b) material breach of these Terms not cured within 30 days of written notice (or immediately for breach of Section 3 (Acceptable use) or Section 7), or (c) if continued service would expose us to legal or regulatory risk we cannot reasonably mitigate.

On termination, Sections 7 (Customer Data), 10 (IP), 11 (Indemnification), 12 (Limitation), 15 (Governing law) and any clauses that by their nature should survive will survive.

15. Governing law & dispute resolution

These Terms are governed by the laws of India, without regard to conflict-of-laws principles. The parties agree to first attempt good-faith resolution by direct negotiation for 30 days. If unresolved, disputes will be referred to binding arbitration under the Arbitration and Conciliation Act, 1996, before a sole arbitrator agreed by the parties (or appointed by the Mumbai Centre for International Arbitration if not agreed). The seat of arbitration is Mumbai, India; the language is English.

Notwithstanding the above, either party may seek injunctive relief in any court of competent jurisdiction to protect its intellectual property or confidential information.

16. Force majeure

Neither party will be liable for any delay or failure to perform caused by events outside its reasonable control, including natural disasters, war, terrorism, riots, government action, internet or telecom outages, denial-of- service attacks, or third-party infrastructure failures (e.g., Supabase, Vercel, Anthropic, Resend). Payment obligations are not excused by force majeure.

17. Modifications to these Terms

We may update these Terms from time to time. For material changes, we will give Customers at least 30 days' notice via email or in-app banner. Continued use after the effective date constitutes acceptance. If the Customer does not accept material changes, the Customer may terminate under Section 14 and receive a pro-rata refund of unused fees.

18. Miscellaneous

These Terms, together with any signed order form, MSA, or DPA, constitute the entire agreement between the parties and supersede all prior or contemporaneous agreements on the subject. If any provision is held unenforceable, the remaining provisions remain in effect. No waiver is effective unless in writing. Neither party may assign these Terms without the other's written consent, except in connection with a merger, acquisition, or sale of all or substantially all assets.

19. Contact

Questions about these Terms or to give notice under them: founder@getleanos.com.