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Terms of Service

Last updated: 11 December 2025

These Terms of Service ("Terms") govern your use of the HopPT mobile application (the "App") provided by Perma Evidence S.A., a company established in San José, Costa Rica ("Perma Evidence", "we", "us", or "our").

By downloading, installing, accessing, or using the App, you agree to be bound by these Terms. If you do not agree to these Terms, do not download, install, or use the App.

The App is provided free of charge and "as is" as a convenience and gift to the community, without any promises of availability, support, or fitness for any particular purpose.

1. The HopPT App

1.1 Description.

HopPT is an iOS chatbot client that allows you to configure and interact with third‑party large language model (LLM) providers and optional third‑party web search / scraping APIs via a chat interface on your own device.

1.2 No Perma Evidence servers.

The App:

  • does not have a backend database operated by Perma Evidence;
  • does not send your chats or API keys to Perma Evidence;
  • processes all interactions locally on your device except for network calls you choose to make to third‑party providers.

1.3 Third‑party services.

When you configure the App, you may provide your own:

  • LLM provider API keys or endpoints (including local models if you choose);
  • web search API keys (e.g. serper.dev);
  • web scraping / reader API keys (e.g. Jina.ai Reader).

Any requests using these keys are sent directly from your device to the relevant third‑party services, subject exclusively to their terms and privacy policies. Perma Evidence is not a party to those relationships, does not control those services, and is not responsible for what they do with your data.

2. Use of the App

2.1 User responsibility.

You are solely responsible for:

  • ensuring your use of the App and any third‑party services complies with applicable laws and regulations;
  • understanding and complying with the terms of use and privacy policies of each third‑party provider you configure (LLM, search, scraping, etc.);
  • any content you input, generate, or share using the App;
  • maintaining the security of your device and network.

2.2 Prohibited uses.

You agree not to use the App to:

  • violate any law, regulation, or court order;
  • infringe or misappropriate any third party's intellectual property, privacy, or other rights;
  • generate or disseminate harmful, fraudulent, or misleading content;
  • attempt to interfere with or compromise the security or integrity of any system, network, or service;
  • reverse-engineer, decompile, or otherwise attempt to access the source of third-party services contrary to their terms.

You acknowledge that Perma Evidence does not monitor or control your chats or the outputs of third‑party models or services.

3. API Keys and Security

3.1 Local storage.

Any API keys or configuration data you enter into the App are stored only on your device for use by the App in contacting third‑party services.

3.2 No access by Perma Evidence.

Perma Evidence does not receive or have access to your API keys or your chats. The App is designed so your configuration and content remain on your device and are sent only to the providers you select.

3.3 No security guarantee.

You acknowledge and agree that:

  • you are solely responsible for the security of your device, your API keys, and your network;
  • Perma Evidence cannot and does not guarantee the security of your keys or data against device compromise, malware, operating system vulnerabilities, or third‑party service issues;
  • you assume all risk associated with storing API keys on your device and sending data to third‑party services.

4. Third‑Party Services and Content

4.1 LLM outputs.

Any outputs generated by third‑party LLMs:

  • are provided by those third parties, not by Perma Evidence;
  • may be inaccurate, incomplete, biased, or otherwise unsuitable;
  • are not endorsed, verified, or warranted by Perma Evidence.

4.2 Web search and scraping.

If you enable web search and/or scraping:

  • the App may retrieve content from across the internet using your chosen APIs;
  • such content may be inaccurate, offensive, illegal, or harmful;
  • you are solely responsible for evaluating and using such content and for complying with applicable copyright and other laws.

4.3 Third‑party terms and privacy.

Your use of any external LLMs, search engines, or scraping services is governed solely by their own terms of use and privacy policies. It is your responsibility to read and comply with them.

Perma Evidence is not responsible for:

  • how those third parties handle your data;
  • their availability, security, or performance;
  • any damage or loss resulting from your use of them.

5. No Professional Advice / No Reliance

You understand and agree that:

  • outputs generated through the App come from third‑party AI models and web content;
  • such outputs may be incorrect, incomplete, biased, or misleading;
  • the App and its outputs do not constitute professional advice of any kind (including but not limited to legal, medical, financial, or safety advice).

You must not rely on the App or its outputs for decisions that could result in harm, financial loss, legal consequences, or safety risks. You should always seek advice from a qualified professional where appropriate.

6. Open Source and License Notice

6.1 Open source.

HopPT is made available as a free and open‑source project. Certain components are licensed under their respective open‑source licenses, which may grant you additional rights.

6.2 Precedence of licenses.

To the extent a specific open‑source license for a component of the App conflicts with these Terms:

  • the open‑source license shall govern your use of that component;
  • these Terms continue to govern your overall use of the App and your relationship with Perma Evidence.

6.3 Community builds and forks.

Perma Evidence is responsible only for the official version of HopPT it publishes. It is not responsible for any modified versions, forks, or third‑party builds, even if based on the same source code.

7. Intellectual Property

7.1 Perma Evidence rights.

Subject to any open‑source licenses, Perma Evidence retains all rights, title, and interest in and to:

  • the HopPT name and branding;
  • Perma Evidence's trademarks and logos;
  • any original code, designs, and documentation created by Perma Evidence.

7.2 User content.

As between you and Perma Evidence, you retain any rights you may have in content you input or generate via the App, subject to:

  • the terms of the external LLM/search/scraping providers;
  • the rights of any third parties whose content is involved.

You are solely responsible for ensuring you have all necessary rights to use, share, or publish any such content.

8. Disclaimer of Warranties

To the maximum extent permitted by applicable law, the App is provided "AS IS" and "AS AVAILABLE", with no warranties of any kind, express or implied, including but not limited to:

  • warranties of merchantability;
  • fitness for a particular purpose;
  • quiet enjoyment and non‑infringement;
  • availability, reliability, accuracy, or error‑free operation.

Among other things, Perma Evidence does not warrant that:

  • the App will be uninterrupted, secure, or free from defects;
  • any bugs will be fixed;
  • any outputs from third‑party services will be correct, safe, or suitable for any purpose.

You use the App entirely at your own risk.

9. Limitation of Liability

To the maximum extent permitted by applicable law:

  • Perma Evidence and its directors, officers, employees, contractors, and contributors shall not be liable for any indirect, incidental, consequential, special, exemplary, or punitive damages, or for any loss of profits, data, goodwill, or other intangible losses, arising out of or in connection with your use of the App or any third‑party services;
  • Perma Evidence's total aggregate liability for any claim relating to the App or these Terms shall be limited to the greater of (a) zero U.S. dollars (US$0) and (b) the amount you paid Perma Evidence for the App in the 12 months immediately preceding the event giving rise to the claim (which is currently zero, as the App is free).

Some jurisdictions do not allow the exclusion or limitation of certain damages or implied warranties, so parts of this section may not apply to you. In such cases, the exclusions and limitations apply to the fullest extent permitted by law.

10. Indemnification

You agree to indemnify, defend, and hold harmless Perma Evidence and its directors, officers, employees, contractors, and contributors from and against any and all claims, liabilities, damages, losses, and expenses (including reasonable attorneys' fees) arising out of or in any way connected with:

  • your use of the App;
  • your use of any third‑party services through the App;
  • your violation of these Terms; or
  • your violation of any law or the rights of any third party.

11. Changes to the App and Terms

11.1 Changes to the App.

Perma Evidence may modify, suspend, or discontinue the App (or any part of it) at any time, with or without notice, and without any liability to you.

11.2 Changes to the Terms.

We may update these Terms from time to time. When we do, we will update the "Last updated" date above. Your continued use of the App after any changes constitutes your acceptance of the revised Terms. If you do not agree to the revised Terms, you must stop using the App and uninstall it.

12. Governing Law and Dispute Resolution

12.1 Governing law.

To the maximum extent permitted by applicable law, these Terms and any dispute arising out of or relating to them or the App shall be governed by the laws of Costa Rica, without regard to conflict of laws principles.

12.2 Jurisdiction.

You agree that the courts of San José, Costa Rica shall have exclusive jurisdiction over any dispute or claim arising out of or in connection with these Terms or the App, and you consent to the personal jurisdiction of such courts.

13. Termination

Perma Evidence may, at any time and for any reason or no reason, suspend or terminate your access to the App (if technically feasible), without liability. You may stop using the App at any time by uninstalling it from your device.

Upon termination, the sections of these Terms that by their nature should survive (including, without limitation, Sections 3, 4, 5, 7–12) shall continue to apply.

14. Contact

If you have questions about these Terms, you can contact us at:
Email: permaevidence@protonmail.com

© Perma Evidence S.A., San José, Costa Rica.