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HeyJo Services Terms of Use

For consumers, professional users, and enterprise users

Effective June 4, 2025

Please read these Terms of Use before accessing our services.

These Terms of Use ("Terms") and our HeyJo services usage policy (also referred to as the "HeyJo Services Usage Policy" or "SUP") define the agreement between you and Connaissance SAS ("Connaissance") for the use of the HeyJo chatbot, and other products and services we may offer to users, as well as all associated applications, software, and websites (collectively, our "Services"). Please take the time to read and understand them. By accepting these Terms or, in the absence of such agreement, by using the Services, you agree to be bound by them, including any modifications made to them in accordance with the Terms. Our affiliates, licensors, distributors, and service providers (collectively "Suppliers") are not contracting parties under these Terms.

These Terms apply to you if you are an individual consumer, an enterprise user, or an independent professional user benefiting from a license granted by Connaissance under a contract between your employer and Connaissance, or an independent professional user not bound by a framework agreement, and you reside anywhere in the world. You are a consumer if you act entirely or primarily outside your commercial, industrial, craft, or professional activity when using our Services.

In these Terms, when we refer to "we," "our," or "us," or similar, we mean Connaissance. Other words in bold and in quotation marks have the meaning given to them where the word or expression is first used. Subsequent uses of these words have the same meaning.

Please read our Connaissance Privacy Policy, which describes how we collect and use personal information.

Please note: Our Commercial Terms of Service for businesses govern your use of HeyJo, or any other Connaissance offering that refers to the Commercial Terms of Service. For clarity, this does not include the use of the HeyJo chatbot or HeyJo Pro chatbot for individuals or entities.

1. Who we are

Connaissance is a company that strives to offer its clients technical knowledge management of the enterprise, control of access to this knowledge, and the relevance of its restitution, internally and externally, according to context and enterprise security rules through artificial intelligence.

2. Account creation and access

Minimum age. You must be at least 18 years old to use the Services.

Your HeyJo account. To access our Services, we may ask you to create an account (your "Account"), provide certain information (such as your email address), and create a password. You agree to provide correct, current, and complete information and to allow us to use it to communicate with you about our Services. You agree to promptly inform us of any changes to the information you have provided to us. Communications we send to you using this information will satisfy all legal notice requirements.

You may not share your account login information or account identification information with anyone else, nor make your account available to anyone else. You are responsible for all activities that occur under your account and agree to notify us immediately if you become aware of unauthorized access to your account by sending an email to support@heyjo.ai.

You may close your account at any time by contacting us at support@heyjo.ai.

Business domains. If you use an email address belonging to your employer or another organization, your account may be linked to the organization's enterprise account with us, and the organization's administrator may be able to monitor and control the account, including having access to documents (defined below). We will notify you before associating your account with an organization's enterprise account. However, if the organization is responsible for notifying you or has already informed you that it may monitor and control your account, we may not give you additional notice.

Evaluation and additional services. In some cases, we may allow you to evaluate our Services for a limited time or with limited features. Use of our Services for evaluation purposes is intended for your personal and non-commercial use only.

You may need to accept additional terms to use certain Services. These additional terms will supplement our Terms for these Services and may modify your rights or obligations for these Services, including your obligations to pay fees.

3. Use of our Services

You may only access and use our Services in compliance with our Terms, our HeyJo Services Usage Policy, and any additional guidelines or terms we may publish on the Services ("Authorized Use").

You are not authorized to access or use our Services, or help another person access or use them, in the following manner:

  • To develop products or services that compete with our Services, including to develop or train artificial intelligence or machine learning algorithms or models.
  • To decompile, reverse engineer, disassemble, or otherwise reduce our Services to a human-readable form, except where such restrictions are prohibited by applicable law.
  • To explore or harvest data or information from our Services other than as authorized by these Terms.
  • To use our Services or Substrates to gain unauthorized access to any system or information or to deceive any person.
  • To infringe, circumvent, or violate intellectual property or other legal rights (including publicity or privacy rights).
  • Except when accessing our Services via a HeyJo Chatbot or when we explicitly authorize it, to access the Services by automated or non-human means, whether through a bot, script, or otherwise.
  • To engage in any other conduct that restricts or prevents any person from using or enjoying our Services, or that we reasonably consider as exposing us, or any of our users, affiliates, or any other third party, to any liability, damage, or harm of any kind, including reputational harm.

You must also not abuse, harm, interfere with, or disrupt our Services, including, for example, introducing viruses or malicious software, spamming, or DDoSing Services, or bypassing any of our systems or protective measures.

4. Inputs, Outputs, and Substrates

You may be authorized to submit text, documents, or other items to our Services for processing (we call them "Inputs"). Our Services may generate responses based on your Inputs (we call them "Outputs"). Inputs and Outputs are collectively called "Substrates".

Rights to Substrates. You are responsible for all Inputs you submit to our services. You must ensure that you have all the necessary rights, licenses, and authorizations for us to process these Inputs in accordance with our terms. You must ensure that your submission of Inputs will not violate our terms, our HeyJo Services Usage Policy, or any law or regulation applicable to these Inputs. Between you and HeyJo, and to the extent permitted by applicable law, you retain all rights, titles, and interests you have in these Inputs. Subject to your compliance with our Terms, we assign to you all our rights, titles, and interests (if any) in the Outputs.

Reliance on Outputs. Artificial intelligence and large language models are cutting-edge technologies that continue to improve in terms of accuracy, reliability, and safety. When you use our Services, you acknowledge and agree:

  1. Results are not always accurate and may contain material inaccuracies, even if they appear accurate due to their level of detail or specificity.
  2. You should not rely on Outputs without independently confirming their accuracy.
  3. The Services and Outputs may not reflect correct, current, or complete information.
  4. Outputs may contain content that is not consistent with Connaissance's views.

Third-party equipment technical documentation. When our Services provide information related to industrial, technical, or professional equipment, you acknowledge and agree that:

  1. Source of information: This information comes from technical documentation publicly accessible on the internet, without contractual relationship with the manufacturers concerned.
  2. No update guarantee: Connaissance does not guarantee that these documentations correspond to the latest available versions. Manufacturers may modify their specifications, procedures, or recommendations without us being informed.
  3. Verification obligation: Before any technical intervention, maintenance, or repair based on our information, you undertake to:
    • Verify critical information directly with the equipment manufacturer
    • Consult the most recent official documentation
    • Ensure that procedures correspond to the exact version of your equipment
  4. User responsibility: You assume full responsibility for any technical intervention performed based on information provided by our Services. Connaissance cannot be held responsible for the consequences of an intervention based on obsolete or inappropriate documentation.
  5. Usage limitation: The information provided constitutes decision support and in no way replaces professional technical expertise, manufacturer-certified training, or compliance with applicable safety standards.

International equipment manufacturer considerations: Given the global nature of equipment manufacturers (German, Chinese, American, Japanese, etc.), documentation may be subject to different local standards, regulations, and update cycles. Users must verify compliance with local safety standards and manufacturer requirements in their jurisdiction before any intervention.

This clause applies particularly to industrial, technical, medical, aeronautical, automotive sectors, and any field where the safety of people and property depends on the accuracy of technical information.

Our use of Substrates. We may use Substrates to provide, maintain, and improve services and to develop other products and services. We will not train our models on Substrates that are not publicly accessible, except in two circumstances:

  1. If you provide us with feedback (through the services or otherwise) regarding documents, we may use this feedback in accordance with Section 5 (Feedback).
  2. If your documents are flagged for trust and safety review, we may use or analyze these documents to improve our ability to detect and enforce violations of the HeyJo Services Usage Policy, including training models for use by our trust and safety team, in accordance with HeyJo's safety mission.

Limitations. Different types of Services (including paid Services under a Subscription) may be associated with technical restrictions, for example, the number of Inputs you can submit to the Service or the number of Outputs you can receive during a certain period of time ("Technical Limitation").

5. Feedback

We appreciate feedback, including ideas and suggestions for improvement or evaluation of a result in response to a prompt ("feedback"). If you evaluate an output in response to a prompt, for example, using the thumbs up/thumbs down icon, we will store the associated conversation as part of your feedback. You have no obligation to give us feedback, but if you do, you agree that we may use the feedback as we wish, without any obligation or other payment to you.

6. Fees and payment

Subscription. Some of our Services may be available for purchase through a subscription plan ("Subscription"). If you subscribe to our Services, you will be charged the subscription fee in advance on a recurring basis (such as monthly or yearly). You may need to provide us with a payment method, such as a credit card, to purchase a Subscription.

Credits. Some of our Services may be available for purchase through a credit-based payment system ("Credits"). If you choose to purchase Credits, you will be charged the amount corresponding to the Credits purchased, and you may use these Credits to access certain Services. Credits may have an expiration date and may not be refundable.

Automatic renewal. Subscriptions automatically renew for the same period as the original Subscription term, unless you cancel your Subscription before the end of the current subscription period. You may cancel your Subscription at any time by contacting us at support@heyjo.ai.

Price changes. We may change the price of our Services or Subscriptions at any time. If we increase the price of a Subscription to which you subscribe, we will notify you of the increase at least thirty (30) days before it takes effect. If you do not agree to the price increase, you may cancel your Subscription in accordance with these Terms.

Taxes. You are responsible for all taxes, duties, and assessments associated with your use of our Services and any purchase of Subscriptions or Credits, except for taxes based on our net income.

Refunds. All sales are final unless otherwise specified in these Terms or required by applicable law. If you are a consumer and reside in the European Economic Area, you may have a right of withdrawal for certain purchases in accordance with applicable consumer protection laws.

Payment processing. Payments may be processed by third-party payment processors. You agree to comply with the terms and conditions of such payment processors.

7. Third-party services and links

Our Services may be used or used in connection with third-party content, services, or integrations. We do not control or accept responsibility for any loss or damage that may result from your use of third-party content, services, and integrations, for which we make no representations or warranties. Your use of any third-party content, services, and integrations is at your own risk and subject to all terms, conditions, or policies (including privacy policies) applicable to such third-party content, services, and integrations.

Intellectual property of technical documentation: Technical diagrams and documentation from third-party manufacturers used in our Services remain the property of their respective holders. Any removal request may be addressed to support@heyjo.ai.

8. Software

We may offer manual or automatic updates to our software solutions, including our applications ("HeyJo Software") and our chatbots, without notice. Connaissance software solutions may include open source software. In case of conflict between these Terms and any other Connaissance or third-party terms applicable to any part of Connaissance software solutions, such as open source license terms, these other terms will prevail regarding that part of Connaissance Software and to the extent of the conflict.

9. Ownership of Services

The Services are owned, operated, and provided by us and, where applicable, by our Service Providers. We and our suppliers retain all our respective rights, titles, and interests, including intellectual property rights, in and to the Services. Except for the access and use rights expressly granted in our Terms, our Terms do not grant you any rights, title, or interest in or to our Services.

Intellectual property and third-party content

Intellectual property rights:

  1. Third-party content: Diagrams, documentation, and technical information from third-party manufacturers remain the exclusive property of their respective holders.
  2. Informational use: Our use of these elements is part of a technical information and maintenance assistance approach, without direct commercial intention on these contents.
  3. No affiliation: Connaissance is not affiliated with any equipment manufacturer and does not claim to represent or be approved by these manufacturers.
  4. Removal requests: Any rights holder may request the removal of their content by contacting support@heyjo.ai. We will proceed with removal as soon as possible.

International manufacturer protection: Given the international nature of equipment manufacturers (including German, Chinese, American, Japanese, and other jurisdictions), Connaissance acknowledges that intellectual property laws vary by country. Users in different jurisdictions may have different rights and obligations regarding the use of manufacturer documentation. Any disputes regarding intellectual property will be subject to French law and French courts, regardless of the manufacturer's country of origin.

User indemnification: The user undertakes to indemnify and hold Connaissance harmless from any liability in case of a third-party claim relating to their use of information provided by our Services, particularly in case of:

  1. Unauthorized commercial use of diagrams or documentation
  2. Infringement of intellectual property rights resulting from their exploitation of information
  3. Claim from a manufacturer regarding the use made of their technical documentation
  4. Cross-border intellectual property enforcement actions by international manufacturers

10. Exclusion of warranties, limitation of liability, and indemnification

We are continuously working on improvements to our services. However, there are certain aspects that we cannot guarantee.

No warranty. You may have legal rights in relation to our Services, including when the Services do not conform to the description, are defective, or otherwise unsuitable for the purpose. If you believe that any of the Services you have ordered do not comply with these Terms, please contact us at support@heyjo.ai. Apart from these legal rights, your use of the Services and Material is solely at your own risk. The Services and Outputs are provided "as is" and "as available" and, to the fullest extent permitted by applicable law, are provided without warranty of any kind, whether express, implied, or statutory. We and our suppliers expressly disclaim any warranty of fitness for a particular purpose, title, merchantability, accuracy, availability, reliability, security, confidentiality, compatibility, non-infringement, and any warranty implied by course of dealing, course of performance, or usage of trade.

Equipment documentation: We expressly disclaim any warranty regarding the accuracy, completeness, or updating of technical documentation from third-party equipment integrated into our Services. This information is provided for informational purposes only and does not constitute professional technical advice.

International equipment manufacturer disclaimers: Given the global nature of equipment manufacturers and varying international standards, we expressly disclaim any warranty that the technical information provided complies with local regulations, safety standards, or certification requirements in any specific jurisdiction. Users must verify compliance with applicable local standards before any technical intervention.

Limitation of liability. To the maximum extent permitted by applicable law, in no event will we or our suppliers be liable to you or any third party for any indirect, incidental, special, consequential, or punitive damages, including but not limited to loss of profits, loss of data, loss of business, or business interruption, arising out of or relating to these Terms or your use of or inability to use the Services, regardless of the legal theory under which such claim is made and even if we have been advised of the possibility of such damages.

Our total aggregate liability to you for all claims arising out of or relating to these Terms or your use of the Services will not exceed the amount you paid to us for the Services in the twelve (12) months preceding the event giving rise to the liability, or if you have not paid us any fees, one hundred euros (€100).

International liability considerations: These liability limitations apply to all users worldwide, regardless of their jurisdiction of residence or the location of any equipment or technical intervention. Users acknowledge that damage claims may be subject to different limitation periods and damage calculation methods in their local jurisdiction, but agree that French law and the limitations set forth herein will apply.

Indemnification. You agree to indemnify, defend, and hold harmless Connaissance, its affiliates, and their respective officers, directors, employees, and agents from and against any and all claims, damages, obligations, losses, liabilities, costs, or debt, and expenses (including but not limited to attorney's fees) arising from: (i) your use of the Services; (ii) your violation of these Terms; (iii) your violation of any third-party right, including without limitation any copyright, property, or privacy right; or (iv) any claim that your use of the Services caused damage to a third party. This indemnification obligation will survive termination of these Terms.

International indemnification scope: This indemnification applies to claims arising in any jurisdiction worldwide, including but not limited to claims by international equipment manufacturers, cross-border intellectual property disputes, and regulatory enforcement actions in any country where the Services are used.

11. General terms

Entire agreement. These Terms, together with our Privacy Policy and any additional terms that you have agreed to, constitute the entire agreement between you and us regarding the Services.

Amendments. We may modify these Terms at any time by posting the modified Terms on our website or through the Services. The modified Terms will become effective when posted. Your continued use of the Services after the posting of modified Terms constitutes your acceptance of the modified Terms.

Severability. If any provision of these Terms is held to be invalid or unenforceable, the remaining provisions will remain in full force and effect.

Waiver. The failure of either party to exercise any right or remedy under these Terms will not constitute a waiver of such right or remedy.

Assignment. You may not assign or transfer these Terms or any rights or obligations hereunder without our prior written consent. We may assign these Terms without your consent.

No third-party beneficiaries. These Terms do not create any third-party beneficiary rights except as expressly set forth herein.

Survival. The provisions of these Terms that by their nature should survive termination will survive termination, including but not limited to ownership provisions, warranty disclaimers, indemnity, and limitations of liability.

Force majeure. Neither party will be liable for any failure or delay in performance under these Terms which is due to fire, flood, earthquake, pandemic, governmental action, war, terrorism, or other causes beyond the reasonable control of such party.

Notices. Any notices required under these Terms will be in writing and delivered to the email address associated with your account or to support@heyjo.ai. Notices will be deemed given when sent.

Language. These Terms may be translated into other languages for your convenience. In case of any discrepancy between the English version and any translated version, the English version will prevail.

International compliance. Users are responsible for ensuring their use of the Services complies with all applicable local laws and regulations in their jurisdiction, including but not limited to data protection laws, professional licensing requirements, and industry-specific regulations. This obligation applies regardless of the governing law specified in these Terms.

12. In case of dispute

Informal resolution. Before initiating any formal legal proceedings, you agree to first attempt to resolve any dispute, claim, or controversy arising out of or relating to these Terms or the Services through informal negotiation by contacting us at support@heyjo.ai.

Governing law and jurisdiction. These Terms and any action related thereto will be governed by French law without regard to its conflict of laws provisions. By using our Services, you expressly consent to the exclusive jurisdiction of the courts of Versailles, France, regardless of your country of residence or the location of equipment manufacturers whose documentation may be involved in any dispute. This exclusive jurisdiction applies to all users worldwide and all types of disputes, including but not limited to intellectual property claims by international manufacturers.

International enforcement. You acknowledge that disputes may involve parties from multiple jurisdictions (users, Connaissance, and international equipment manufacturers) and that the exclusive jurisdiction of French courts will apply regardless of where equipment manufacturers are located or where users reside. Any judgments obtained in French courts may be enforced in your jurisdiction in accordance with applicable international treaties and conventions.

Class action waiver. You agree that any dispute resolution proceedings will be conducted only on an individual basis and not in a class, consolidated, or representative action. If this class action waiver is found to be unenforceable, then the entirety of this dispute resolution provision will be null and void.

Limitation period. Any claim or cause of action arising out of or related to these Terms or the Services must be filed within one (1) year after such claim or cause of action arose, regardless of when you discovered or should have discovered the claim.

Consumer rights. If you are a consumer residing in the European Union, European Economic Area, or the United Kingdom, you may have certain statutory rights under applicable consumer protection laws. Nothing in these Terms is intended to limit such rights.

Alternative dispute resolution. As an alternative to court proceedings, you may elect to resolve disputes through binding arbitration in accordance with the arbitration rules of the International Chamber of Commerce (ICC), with arbitration proceedings to be conducted in Versailles, France, in English or French language. The arbitrator's decision will be final and binding, and judgment may be entered in any court of competent jurisdiction.

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

International arbitration. For disputes involving parties from multiple countries or international equipment manufacturers, arbitration proceedings under the ICC rules will apply, with the seat of arbitration in Versailles, France. The applicable law will be French law, and the language of arbitration will be English or French at the election of Connaissance.

Annex 1

Withdrawal form template

[Fill out and return this form only if you wish to cancel the contract]

To: Connaissance SAS, (support@heyjo.ai, 44 rue Puebla, 78600, Maisons-Laffitte):

Subject: Cancellation request

I/We [*] hereby notify that I/we [*] cancel/terminate my/our [*] sales contract for the following goods [*] for the provision of the following service [*]:

Ordered on [*]/Received on [*]:

Name of consumer(s):

Email address of consumer(s) used to process the order:

Address of consumer(s):

Signature of consumer(s):

(Only if this form is notified on paper)

Date: