LongCat API Platform Privacy Policy
Version Update Date: 2026-06-30
About Us
LongCat API Platform at Beijing Kuxun Interactive Technology Co., Ltd. (together with our affiliates, "we," "our", or "us") respect your privacy and are firmly committed to protecting the information we obtain from or about you. This Privacy Policy explains how we collect, use, disclose, and process your personal data when you use our open platform services (https://longcat.chat/), API access and other places where LongCat acts as a data controller—for example, when you interact with LongCat or other products as a developer for use ("Services").
It is important to note that, as a user of the LongCat API Platform, if you use our technology or services to further provide downstream systems, applications, or services to your end users, the processing of personal data collected from such end users is not covered by this privacy policy. You, or the developer operating the downstream system or application, shall act as the controller of such personal data processing activities and shall separately agree upon a privacy policy or similar legal instrument with your end users.
Our contact details are:
Contact details for your Data Protection Officer: privacy@meituan.com
What does this privacy policy cover?
This privacy policy:
- sets out the types of personal data that we collect about you;
- explains how and why we collect and use your personal data, and the lawful bases for such processing;
- explains how long we keep your personal data for; and
- explains your rights in relation to your personal data.
What personal data do we collect?
A. Personal Data You Provide to Us:
This refers to personal data you actively provide when you create an account, book services, complete identity verification, or communicate with us.
Identity and Contact Data: We collect data used to create your account, verify your identity, and contact you. This includes, but is not limited to, your email address, nickname, account passwords, phone number.
Financial and Payment Data: We collect and/or receive the payment information necessary to complete your purchases. Depending on the payment method you choose, this may include payment method details, transaction identifiers, billing information, and payment status. Where payment processing is carried out by our payment service providers, those providers may collect and process your payment data directly in accordance with their own privacy notices and legal obligations.
Company Contact Data: We collect your account ID, company name, job title when you participate in activities such as beta testing or trial programs offered by the platform, so that we may verify your identity, contact you subsequently, and provide you with activity results, product recommendations, or rewards (if applicable) in accordance with the relevant activity rules.
Communications and Feedback Data: We collect information you provide when communicating with us for customer service, including communication records between you and our customer service, your account information (such as phone number, email address, account, avatar, nickname) for identity verification, and supporting materials (images or videos) that you may provide during the feedback, complaint, or consultation process.
Other Information You Provide.
B. Personal Data We Collect Automatically:
This refers to personal data we automatically collect from your device when you interact with our Platform.
Transaction Data: We retain records of the orders you place and your purchasing activities. This includes, but is not limited to, your order history, details of service purchased, order values, payment methods and times, and any notes you provide for your order.
Device and Technical Data: We automatically collect technical information about the device you use to access our platform. This includes, but is not limited to, your IP address, media access control address (MAC address), device model, operating system and version, browser type and version, web browsing history, network status information, mobile network information, and time zone settings, to maintain the security and stable operation of our products and services.
Usage Data: We collect information about how you browse and use our Platform. This includes, but is not limited to, the models you call, call times, token consumption, API key, search query history, pages you have viewed, your clickstream paths on the Platform, features you use, crash logs, troubleshooting information.
Cookies and similar technologies.
C. Personal Data We Receive from Third Parties:
We may receive data about you from other sources to supplement our records and support our operations.
Third-Party Login Services: If you choose to register or log in using your account from another provider (e.g., Google), we will receive your account verification information and other necessary data required for login from that provider, in accordance with your privacy settings and authorization on that provider.
Payment and Anti-Fraud Partners: We receive data from our partners to confirm transactions, verify identity, and prevent fraud. This may include transaction status confirmations, risk assessment data, or identity verification results from our payment service providers, and anti-fraud partners.
How and why do we use your personal data and what lawful bases do we rely on?
Purposes and legal bases of processing
We process personal data about you with your prior consent and/or as required to provide the products you use, operate our business, meet our contractual and legal obligations, protect the security of our systems and customers, or for other legitimate interests of LongCat or third parties as described in this section and the reasons for processing personal data throughout this privacy statement. The basis on which we process personal data may vary depending on how we process the data and in which products and services we process the data.
When we process personal data based on our legitimate interests or those of a third party, we will consider and balance those interests against your rights and freedoms, and will only process your personal data where your interests are not overridden by our legitimate interests in processing the data.
Detailed information on the purposes for which the data is processed:
- Create and manage your LongCat account. We use data to verify your identity, enable you to log in, and manage your profile and preferences.
- Process payments, refunds, and assist transaction compliance: To securely process your order payments, manage refund requests, and assist with transaction-related compliance. This may include collecting necessary identity information and transmitting it as required to transaction parties (e.g., merchants or payment institutions) for them to process the transaction or fulfill their compliance obligations.
- Provide, analyze and maintain our services. We use data to operate our products and provide you with rich interactive experiences.
- Communicate with you. We use data to send you information about our services and activities, such as information about changes or improvements to the Services. You can sign up for email subscriptions and choose whether to receive communications from E-mail, text message, physical mail, and phone.
- Customer Support. We use data to troubleshoot and diagnose product issues, repair customers' devices, and provide other customer care and support services. When you contact our Customer Service, we may record the communication between you and our Customer Service, as well as use your account information to verify your identity.
- Product Improvement. We use data to continuously improve our products, including adding new features or functionality.
- Security. We use data to protect the security of our products and our customers. For example, we will prevent fraud, illegal activity, or abuse of our services and ensure the security of our systems and services.
- Comply with legal and regulatory obligations: To fulfill our legal responsibilities, such as retaining financial records, or responding to valid legal requests from law enforcement, regulators, or courts.
How we use cookies and similar technologies
Cookies are small text files stored on your browser or device. Cookies allow us to recognize your preferences in order to tailor our pages and services to your specific needs. Some information is saved in these text files so that, when you visit our pages again, your browser or device is recognized and configured according to your previous preferences.
Cookies usually have an expiration date. Some cookies, for example, are automatically deleted when the browser is closed, while others may be stored on the device for a longer period until they are manually deleted.
We may use the following types of cookies under this Privacy Policy:
Strictly necessary cookies, to ensure our pages or services function properly, such as authenticating logins. If you wish to continue accessing our Platform, it will not be possible to refuse these types of cookies;
Analytics cookies, to improve the content of our Platform by providing information about how they are used and how often they are visited;
Functionality cookies, to store information you previously provided, such as your language preferences, in order to enhance your browsing experience; and
If you wish to refuse the installation of these cookies on your device or opt to remove cookies, you can do so through your browser settings. For more information on how to configure cookie usage in your browser, please refer to the website of your browser's developer. It is important to clarify that we are not responsible for the use of cookies by third parties. Cookies placed by third parties may continue to track your online activities, so we recommend regularly managing the cookies installed in your browser.
Who do we share your information with?
Your personal data may be shared with:
We may share your order information, payment amount, and other legally required information with payment service providers to confirm your payment instructions and help you complete the payment when you choose a third-party payment method to complete a transaction.
We may share your device information, log information, usage habits, and commonly used software information with our security-related affiliates or partners to comprehensively assess your account and transaction risks and prevent security incidents.
If we are involved in a merger, corporate transaction, bankruptcy, or other situation involving the transfer of business assets, we will disclose your personal data as part of these corporate transactions.
We may also disclose your personal information if we are required to do so by law, or in connection with litigation or dispute resolution, or as required by agreements or legal documents you have entered into with us, or upon lawful request by administrative, judicial, or other competent authorities.
Transfers of personal data
As a global company, some of our entities, including corporate affiliates, as well as our servers, may be located outside of your jurisdiction, such as in Frankfurt, Hong Kong, and the Chinese mainland.
To provide you with AI processing services, your personal data may be transferred to and processed in countries outside your country of residence for processing. Where we transfer your personal data outside of your country of residence, we will take steps to ensure that your personal data continues to receive an appropriate level of protection, including by implementing appropriate contractual or other safeguards with the recipients of your personal data.
How long will we keep your information?
We only keep your information for as long as is reasonably necessary for the purposes set out in this privacy policy and to fulfil our legal obligations. Specifically, we may retain information when necessary to comply with contractual and legal obligations, when we have a legitimate business interest to do so (such as improving and developing our product or services, and enhancing its safety, security and stability), and for the exercise or defence of legal claims.
We will securely erase or anonymise your information once we no longer need it.
A copy of our records retention policy is available on request via our privacy email at privacy@meituan.com.
Your rights
You have the following rights regarding your information:
Right to be informed: You have the right to be provided with clear, transparent and easily understandable information about how we use your information and your rights. This is why we are providing you with the information in this privacy policy.
Right of access: You have the right to obtain access to your information (if we are processing it), and other certain other information (similar to that provided in this privacy policy).
Right to rectification: You are entitled to have your information corrected if it is inaccurate or incomplete.
Right to erasure: This is also known as the right to be forgotten and, in simple terms, enables you to request the deletion or removal of your information where there is no compelling reason for us to keep using it. This is not a general right to erasure; there are exceptions.
Right to restrict processing: You have the right to block or suppress further use of your information. When processing is restricted, we can still store your information, but may not use it further.
Right to data portability: You have the right to obtain and reuse your personal data in a structured, commonly used and machine readable format in certain circumstances. In addition, where certain conditions apply, you have the right to have such information transferred directly to a third party.
Right to withdraw consent: If you have given your consent to anything we do with your personal data, you have the right to withdraw your consent at any time (although if you do so, it does not mean that anything we have done with your personal data with your consent up to that point is unlawful).
Right to object: In addition to the above rights, you also have the right to object to certain types of processing, in certain circumstances. In particular, the right to object to the processing of your personal data based on our legitimate interests grounds.
Protection of Minors' Personal Information
We attach great importance to the protection of minors' personal information. If you are a minor under the age of 18, we recommend that your parent or guardian carefully read this privacy policy and use our services or provide information to us only with the prior consent of your parent or guardian.
Contacting us and making a complaint
If you have any questions about this Privacy Policy, or have any questions, complaints or requests regarding your personal data, you can contact us as described below, We will respond to your request within 15 days after identity verification:
contact our Personal Information Protection Officer via email at privacy@meituan.com;
Changes to this Privacy Policy
From time to time we may make changes to this privacy policy to ensure that it is accurate and up to date and to reflect any changes in the law. This policy was last updated on [06/2026].