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Chatbot terms of use

The COSC ChatBot, powered by OpenAI's artificial intelligence, is available 24 hours a day, 7 days a week to provide reliable and up-to-date information on the Contrôle Officiel Suisse des Chronomètres.

Please read the following disclaimer carefully before using our ChatBot.


Our ChatBot is developed by Lumind SNC in collaboration with the COSC, using AI provided by OpenAI. It is designed to provide information about COSC services and activities. While we strive to constantly improve the quality and accuracy of the answers provided, we cannot guarantee their accuracy, reliability, or completeness at all times.

The information provided by our ChatBot is to be used as an initial guide and is not a substitute for direct consultation with COSC professionals. We encourage you to verify important information such as certification procedures, standards, and services offered by the COSC directly on our website or with our qualified representatives.

The COSC and Lumind SNC shall not be held responsible for any action taken on the basis of the information provided by the ChatBot, and disclaim all liability for any errors, omissions or inaccuracies.


By interacting with our ChatBot, you accept the following conditions:

Reliability of Information: You acknowledge that the answers provided by the ChatBot are based on publicly available information and that the accuracy of the data may vary. COSC and Lumind SNC are not responsible for any errors or omissions.

Limitation of Liability: By using the ChatBot, you agree that neither COSC nor Lumind SNC shall be liable for any decision made on the basis of the information provided, or for any direct or indirect loss resulting from the use of or inability to use the ChatBot.

Confidentiality: In accordance with our confidentiality policy, no personal information is stored by the ChatBot, thereby respecting your privacy and data security.

Revisions to Terms: COSC and Lumind SNC reserve the right to modify the terms and conditions of use at any time. Users will be notified of any material changes. It is your responsibility to consult these terms regularly to stay informed of any changes.

By using the COSC ChatBot, you agree to be bound by these terms.

To view the full terms and conditions of use, please click here.