LongCat.AI Platform Privacy Policy

Publication Date: September 4, 2025

Effective Date: September 11, 2025

Dear users, welcome to the LongCat.AI Open Platform (hereinafter referred to as "we")! Before you officially use our services, we hope to clearly introduce to you through this "LongCat.AI Open Platform Privacy Policy" how LongCat.AI Open Platform collects and uses your personal information, and how to protect your personal information rights. We will adopt corresponding security protection measures to protect your personal information in accordance with legal and regulatory requirements and mature industry security standards. Before using the various products/services we provide, please carefully read and fully understand this "Privacy Policy" (we have bolded the key content for your special attention) and make corresponding choices.

【Special Notice】If you have any questions about this privacy policy, you can contact us through the methods provided in the "How to Contact Us" section of this privacy policy.

The products/services of LongCat.AI Open Platform are natural language processing, open platform services (https://longcat.chat/), API calls, and various products and services provided to you by Beijing Kuxun Interactive Technology Co., Ltd. and its affiliates through the Internet, as well as new forms that emerge with technological development.

【Scope of Application】

This policy applies to various products and services provided to you by the LongCat.AI Open Platform and new forms that emerge with its technological development. If our products or services use products or services from the large model open platform but do not have an independent privacy policy, this policy also applies to those products or services. If we have separately established privacy policies for the products or services provided to you, the corresponding products or services shall be subject to the corresponding privacy policies.
Except for the relevant information collection and use activities described in this policy, this policy does not apply to services provided to you by other third parties. Your information processing and protection matters should be subject to the privacy policies or similar documents of such third parties, and we do not assume any legal responsibility for any improper use or disclosure of information provided by you by any third party.
It should be particularly noted that as a user of LongCat.AI Open Platform, if you use the technology or services we provide to open downstream systems or applications to your end users and provide services, the processing rules for personal information collected from end users are not within the scope of this privacy policy. You or the developer operating the downstream system or application should act as the processor of such personal information processing activities and separately agree on privacy policies or similar legal documents with your users.

This privacy policy will help you understand:

I. How we collect and use your personal information

II. How we use cookies and similar technologies

III. How we share, transfer, and publicly disclose your personal information

IV. How we store and protect your personal information

V. How you manage your personal information

VI. Protection of minors' personal information

VII. Notification and revision

VIII. How to contact us

I. How We Collect and Use Your Personal Information

We will follow the principles of legitimacy, legality, and necessity to collect and use your personal information for the following purposes described in this policy.

(I) Scenarios where you need to authorize us to collect and use personal information

To provide you with registration and login functions

To comply with the requirements of network security laws and regulations for real-name registration on networks, when you register as our user, you need to provide us with your mobile phone number or email address to create an open platform account and complete relevant network identity information (such as avatar, nickname, account password, etc.). If you refuse to provide the above information, we will not be able to provide you with generative artificial intelligence technology services.

To provide you with intelligent Q&A services

(1) You can try our models within the open platform. We will provide you with intelligent dialogue and other interactive services based on generative artificial intelligence model technology. We will collect content and requirement descriptions you actively input (including text, files, etc.), as well as your behavioral information during use (including operation records or instruction requests such as clicking, editing, etc.), and generate corresponding text and other information based on this information (hereinafter referred to as "generated content").

(2) During the dialogue process, you can provide feedback and evaluation on the content output by our products. We will collect your feedback information, including content and instructions you actively submit, as well as operation records and log information such as clicking, browsing, and editing, in order to continuously improve the quality of output content.

(3) During your use, we will collect your Q&A history, including text and other dialogue information you input and dialogue topics formed based on the above information (i.e., understanding your main intentions during the dialogue process), to provide you with continuous and high-quality user experience. You can search and manage your Q&A history that has not been deleted. To fulfill network information security obligations, we will retain your Q&A history and dialogue topics within the time prescribed by law.

(4) Please note that whether you provide your or others' personal information during your dialogue with us is entirely your own choice. The open platform and models within the platform do not require you or your end users to input personal information. You should note and remind your end users that to ensure the security of your and end users' personal information, unless it is necessary for you or end users to use our products or services and you and end users are fully aware of the corresponding risks, you and end users should avoid inputting personal information to the open platform and models within the platform. If you provide us with your personal information, you should try to avoid providing personal information that may cause serious harm to your personal, property security, or personality rights. If the content you input contains others' personal information, please be sure to obtain legal authorization from others before inputting relevant information to avoid improper disclosure of others' information.

(5) We will analyze and calculate the information you provide during intelligent dialogue to better understand your questions and contextual context, thereby outputting more relevant content. If you refuse to allow us to process your personal information in the above manner, you can provide feedback to us through the contact methods provided in this policy.

To provide you with customer service

When you contact our customer service, to ensure the security of your account and system, our system may record communication records between you and customer service, and use your account information (such as mobile phone number, account, avatar, nickname, etc.) to verify identity; during feedback, complaints, or consultation processes, to help you solve problems or record relevant problem handling solutions and results, you may need to provide our customer service with corresponding supporting materials (pictures or videos). The system may record communication records between you and customer service to better help you solve the problems you consult about and improve customer service quality. If you do not provide the above information, we may not be able to provide you with timely feedback on consultation results, but it will not affect your normal use of other functions of the product.

To provide you with message notification functions

During your use of our products/services, we may send you message notifications through one or more methods (web, SMS, phone, etc.) for message notifications, function notifications, sending verification codes, identity verification, user experience surveys, etc. If you do not wish to receive notifications/pushes from us through the system, you can turn off the notification function in your device.

To provide you with security protection

To ensure your account security, transaction security, and system operation security, and meet the relevant requirements of laws, regulations, and our agreement rules, during your access and use of our products/services (in some cases, it may be in the background), we may collect necessary information for maintaining the secure and stable operation of products or services, including your device information (device hardware model, operating system type and version number, network device hardware address, IP address, browser type and version, resolution, time zone and language, etc.), web browsing records, network status information (network access methods and type information), log data during your use, and other information related to the login environment to help us conduct service situation analysis.

To improve the security of your use of the services we provide and more accurately prevent phishing website fraud and Trojan viruses, we may use or integrate your personal information and information that our affiliates and partners have obtained your authorization or legally shared, based on your usage habits and commonly used software information to comprehensively judge your account risks, including verifying identity, preventing, discovering, and investigating possible fraud, network viruses, network attacks, and other security risks, as well as behaviors that violate our or affiliates' agreements, policies, or rules, to protect the legitimate rights and interests of you, other users, us, or affiliates, and record some links ("URLs") that we consider risky.

(II) Exceptions to obtaining consent

Please be aware that in the following circumstances, we do not need to obtain your authorization and consent to collect and use personal information:

Necessary for concluding and performing contracts where individuals are parties, or necessary for implementing human resource management according to legally formulated labor rules and regulations and legally signed collective contracts;
Necessary for fulfilling legal duties or obligations;
Necessary for responding to sudden public health events or protecting the life, health, and property safety of natural persons in emergency situations;
Conducting news reporting, public opinion supervision, and other activities for public interest, processing personal information within a reasonable scope;
Processing personal information that individuals have made public themselves or other legally disclosed personal information within a reasonable scope according to legal provisions;
Other circumstances stipulated by laws and regulations.

Please note that information that cannot identify your identity alone or in combination with other information, or cannot directly establish contact with you, does not constitute personal information. If we combine information that alone cannot establish contact with any specific individual with other information to identify a natural person's identity, or combine it with personal information for use, such information will be treated as personal information during the combined use period.

(III) Rules for using personal information

To better meet your needs and maintain and improve the quality of our products or services, we will collect and use the following information about you in compliance with legal provisions. If you do not agree, you can close relevant authorizations according to the methods provided in "V. How You Manage Your Personal Information" in this privacy policy.

We do not use your personal information combined with algorithms for targeted push or precision marketing. If we use information for other purposes not stated in this policy, we will obtain your consent.
We may collect information you actively provide to us when participating in product/service surveys, as well as relevant information provided during interactions between you and our affiliates and partners, to facilitate your user complaints and optimize the quality and process of our customer service.
We may use personal information collected in services for statistical analysis and operational improvement, and use information that has been de-identified and cannot identify your identity and cannot be restored for database establishment and commercial use. For example, through statistical analysis of your location, preferences, etc., to improve our products, services, or marketing plans; or for technical transformation, network maintenance, troubleshooting, internal policy and process formulation, and internal report generation to improve our systems.

II. How We Use Cookies and Similar Technologies

To ensure the normal and efficient operation of the website and provide you with a more convenient user experience, we will store small data files called Cookies on your device terminal/system. Cookies will help you recall your information when you subsequently visit our website, helping you save the steps and processes of repeatedly filling in personal information and inputting search content, ensuring product and service security, and improving login and response speed.

We will not use Cookies for any purposes other than those described in this privacy policy. You can manage or delete Cookies according to your preferences. You can clear all Cookies saved on your computer or mobile device. You have the right to accept or refuse Cookies. Most browsers automatically accept Cookies, but you can usually modify your browser settings to refuse Cookies according to your needs; additionally, you can also clear all Cookies saved in the software. However, you may not be able to fully experience some of our convenient and secure service functions as a result.

(I) Sharing

When we provide you with products/services, we will adopt strict security measures. In the products/services we complete, we will not share your personal information with any companies, organizations, and individuals outside of LongCat.AI. However, please be aware that some functions of the products/services we provide cannot be completed independently, so we may share or entrust third parties such as our affiliated companies and other partners to process part of your personal information to ensure and optimize the products/services we provide to you. Such circumstances include:

Providing unified management services. LongCat.AI Open Platform uses Meituan accounts. When you use Meituan accounts to log in and use products/services provided by our affiliated companies and other third parties, to provide you with consistent services and unified management functions, we may share your personal information (such as basic account information).
Ensuring security and optimizing services. To ensure your security when using our products/services and optimize our services, we may process your personal information with third-party partners such as technical support and data analysis. However, we will only provide statistical information to these partners and will not share personal information that can identify your identity. Otherwise, we will de-identify this information to avoid identifying your identity.
Providing based on legal circumstances. According to legal and regulatory provisions, litigation dispute resolution needs, relevant agreements you have signed with us (including electronically signed online agreements and platform rules) or legal documents, or when administrative, judicial, and other competent authorities make requests according to law, we may share your personal information.
Except for the above circumstances, if we share your personal information with any other companies, organizations, and individuals, we will again seek your explicit consent or authorization.

We will only share your personal information with affiliated companies or third-party partners for specific, clear, and legal purposes within the scope of purposes stated in this policy, and will only share information necessary to provide services. For companies, organizations, and individuals with whom we share personal information, we will sign strict confidentiality agreements or entrusted processing agreements with them, requiring them to process personal information according to our instructions, this policy, and any other relevant confidentiality and security measures.

(II) Transfer

With the development of our business, we and our affiliates may undergo mergers, acquisitions, reorganizations, asset transfers, or similar transactions. If personal information transfer is involved, we will require the company or organization that receives your personal information to continue to be bound by this privacy policy. Otherwise, we will require such company or organization to re-obtain your authorization and consent.

Except for the above circumstances, we will not transfer your personal information without your explicit consent.

(III) Public disclosure

We may publicly disclose your personal information only in the following circumstances and under the premise of adopting security protection measures that meet industry standards:

Disclosing your specified personal information in the disclosure manner you explicitly agree to according to your needs;
When it is necessary to provide your personal information according to legal and regulatory requirements, mandatory administrative law enforcement, or judicial requirements, we may publicly disclose your personal information according to the required personal information types and disclosure methods. Under the premise of complying with laws and regulations, when we receive the above requests for disclosure of information, we will require that corresponding legal documents must be issued, such as subpoenas or investigation letters.

According to legal provisions, sharing, transferring, and publicly disclosing personal information that has been de-identified and ensuring that data recipients cannot restore and re-identify personal information subjects, our processing of such data will not require separate notification to you and obtaining your consent.

IV. How We Store and Protect Your Personal Information

(I) Storage of personal information

Storage period: We will only retain your personal information for the period necessary to achieve the purposes described in this policy, unless laws and regulations have mandatory retention requirements. After exceeding the retention period, we will delete your personal information or anonymize it according to applicable legal requirements. When you actively cancel your account, we will process data according to legal and regulatory requirements.
Storage region: The personal information we collect and generate will be stored within the territory of the People's Republic of China. Currently, we will not transmit the above information overseas. If we transmit it overseas, we will strictly comply with China's relevant laws and regulatory policies and follow relevant national regulations or seek your consent.
Termination of operations: If termination of operations occurs, we will notify you at least 30 days in advance and delete or anonymize your personal information after termination of operations.

(II) Protection measures for personal information

To ensure your information security, we strive to adopt various physical, electronic, and management security measures that meet industry standards to protect your personal information, establish data classification and grading systems, data security management specifications, and data security development specifications to manage and standardize the storage and use of personal information. We conduct comprehensive security control of data through information contact confidentiality agreements, monitoring and audit mechanisms to prevent your personal information from unauthorized access, public disclosure, use, modification, damage, or loss. We provide https secure browsing for the website itself; use encryption technology to ensure data confidentiality; use trusted protection mechanisms to prevent data from malicious attacks; deploy access control mechanisms to ensure that only authorized personnel can access personal information; and hold security and privacy protection training courses to strengthen employees' awareness of the importance of protecting personal information.

Please be aware and understand that the Internet is not an absolutely secure environment. We strongly recommend that you use secure methods and complex passwords to help us ensure your account security. If you find that your personal information has been leaked, especially if your account has been compromised, please immediately contact us through the contact methods provided in this privacy policy so that we can take corresponding measures.

After the unfortunate occurrence of a personal information security incident, we will immediately establish a special emergency team, activate emergency plans, prevent the security incident from expanding, and timely inform you according to legal and regulatory requirements: the basic situation of the security incident and possible impacts, disposal measures we have taken or will take, suggestions for you to independently prevent and reduce risks, remedial measures for you, etc. We will timely inform you of incident-related situations through email, letters, phone calls, push notifications, etc. When it is difficult to inform personal information subjects one by one, we will adopt reasonable and effective methods to issue announcements. At the same time, we will also actively report the handling of personal information security incidents according to regulatory requirements.

V. How You Manage Your Personal Information

You have the following rights regarding your personal information. According to legal and regulatory requirements, in specific circumstances, unless you make other arrangements, your close relatives may exercise the following rights regarding your relevant personal information for their own legitimate and proper interests.

(I) You have the right to view, access, correct, and delete your personal information, except in circumstances provided by laws and regulations

Account information: You can view or manage your personal information such as account avatar, nickname, username, email, and mobile phone number by clicking [Personal Information] on the open platform.

Historical dialogues: You can delete historical dialogues on the web page or view historical dialogues through the chat page.

If you cannot manage this personal information through the above links, you can contact us at any time through the feedback methods provided in this privacy policy. We will respond to your access request within 15 days.

(II) Account cancellation

You have the right to cancel your account. You can perform online operations by visiting the Meituan App page. After successful cancellation, except as otherwise provided by laws, regulations, and corresponding national standards, we will delete your personal information or anonymize it.

If you cannot access, correct, or delete your personal information and cancel your account through the above methods, or if you believe that we have violated legal provisions in collecting and using your personal information, you can contact us through our customer service or other methods provided in this privacy policy.

VI. Protection of Minors' Personal Information

We attach great importance to the protection of minors' personal information. We mainly provide products and services to adults with full civil capacity.

If you are a minor under 18 years old, we recommend that you ask your parents or guardians to carefully read this privacy policy and use our services or provide information to us with the consent of your parents or guardians. If you are a child under 14 years old, in addition to obtaining prior consent from your parents or legal guardians, we recommend that you complete the registration process and use our services under the guidance of your parents or other legal guardians to ensure your safety when using our services.

If you are a guardian of a minor, when you have other questions about the personal information of the minor you are guardianship, please contact us through the contact methods published in this privacy policy.

If we find that we have collected personal information of minors without first obtaining verifiable parental or legal guardian consent, we will try to take appropriate legal measures to handle the relevant data as soon as possible.

VII. Notification and Revision

To provide you with better services, our products/services will change from time to time, and this privacy policy will be adjusted accordingly. When changes occur to our basic information, the purpose, method, type, and retention period of your personal information processing, the way you manage personal information, and our contact information, we will update them in a timely manner. Without your explicit consent, we will not reduce the rights you should enjoy according to this privacy policy.

We will remind you of relevant content updates by issuing updated versions on our website and mobile terminals or in other ways. Please also visit us to timely understand the latest privacy policy. In the aforementioned circumstances, if you continue to use our services, it means you agree to accept the revised policy and be bound by it.

VIII. How to Contact Us

If you have any questions, suggestions, complaints, reports, or any opinions during use, you can contact us through the following methods. We will respond to your request within 15 days after verifying your identity:

You can provide feedback by contacting customer service at 10107888, or contact us through the online contact methods/customer service system provided on the LongCat.AI Open Platform web portal (longcat-team@meituan.com) or Meituan App;
We have also established a dedicated personal information protection team. You can contact our personal information protection officer at privacy@meituan.com, or you can send mail to the following address: Privacy Protection Center, Building C, Hengji Weiye Building, No. 4 Wangjing East Road, Chaoyang District, Beijing (Recipient), Postal Code: 100102.