This Agreement governs relations between You (hereinafter, ‘You’ or the ‘User’) and YANDEX LLC (hereinafter, ‘Yandex’) as regards the use of API functionality (hereinafter, ‘API’) on the Yandex.Direct service (hereinafter, the ‘Service’).
Yandex gives You the opportunity to use the Service API to manage advertising campaigns with the use of Applications which directly interact with the Service, as well as to use API in other ways which do not contradict this Agreement. Use of API within the context of the Service is governed by this Agreement, by the Service Offer located at the address https://yandex.ru/legal/oferta_direct, and by Yandex User Agreement located at the address https://yandex.ru/legal/rules.
By using API, You thereby expressly agree with all the conditions of this Agreement and of the aforementioned documents, and you undertake to observe them or to stop using API.
For the purposes of this Agreement, the following terms are used:
Yandex.Direct API means an interactive program interface between the Applications (as defined below) and Yandex.Direct.
Certificate means a digital document certifying the match between the key and information identifying the User’s account on Yandex.Direct. It contains information about the owner of the key, information about the open key, its designation and field of application, the name of the certification center, etc.
Private key means secret information used by the cryptographic algorithm when encoding/decoding communications, installing and testing the digital signature.
Application means a computer program designed to ensure interaction with Yandex.Direct API in order to manage your advertising campaigns related to placement of advertising on the Internet through the Service and developed in accordance with the Rules for Yandex.Direct API Developers (https://yandex.ru/legal/direct_api_developers) (hereinafter, User Agreement for Developers).
Conditions of using API:
1. Your security.
You bear responsibility for safekeeping of Your certificate and the private key to it, as well as for everything that will be done in the Service with the help of the Application used by You and Your certificate. All actions in the Service completed using Your certificate and private key are deemed to be done by You. You agree that You are obliged to inform Yandex immediately about any instance of unauthorized access (not permitted by You) using Your certificate and/or about any violation of security. Yandex is not responsible for possible loss or damage to data which may occur due to Your violating the provisions of this part of the User’s Agreement. Yandex calls upon You to take all measures to ensure secure operation of API including measures required to keep confidential the certificate and private key.
2. Automated access.
You agree that with the exception of the Applications ensuring interaction with API, You are not allowed to use any other means of automatic access (robots, etc) for the Service.
You understand and agree that Yandex carries out monitoring of all the activity surrounding API use and can collect and analyze statistics on User actions performed with the help of API.
4. Guarantee of access.
You agree that the conditions of offering the Service (including API) can be altered by Yandex at any time without advance notification to the Users. Therefore, Yandex does not guarantee permanent access to the Service (including API) or any of its components. The Service (including API) is offered on ‘as is’ basis. Yandex does not guarantee that the Service or its components (including API) will meet the objectives and expectations of the User, nor does it guarantee its operation without failures or errors. Yandex does not bear responsibility for Your actions or the actions of other Users made in the Service with the help of API. Yandex does not compensate any damages, whether direct or indirect, caused to the User or to third parties as a result of using or being unable to use the Service or its separate components (including API).
5. Validity of the certificate.
You agree that Yandex can suspend access to API or close it completely, change the protocols and methods of access without any reason and without liability on its part. You are exclusively responsible for safeguarding all your data and must be ready to manage campaigns through web-based client interface.
You agree that Yandex can at its discretion designate restrictions (quotas) on use of API or its separate components depending on many factors including, but not limited to, the amount of services rendered to the User of the Application, performance measurements of an advertising campaign (average CTR, whether there are ads rejected by moderators, etc.).
The rules for applying such restrictions are described in the Q&A section: follow the link “API” in Your account.
If You use an Application failing to meet the requirements set forth in the User Agreement for Developers, Yandex reserves its right to restrict and/or deny Your access to API.
Besides, You are fully and solely liable for and bear the risk of any adverse consequences caused by such restriction and/or denial of Your access to API through the Applications on the grounds set forth in the User Agreement for Developers.
7. Third parties.
In case You use API to manage the advertising campaigns of third parties on the basis of a contract or other agreement between You and such third parties, You must understand that all data relating to the accounts of such clients, as well as other information concerning campaigns of such clients held using Your certificate is considered to be confidential and You do not have the right to use these data independently or to convey the data to third parties without the written consent of their owners.
In case of granting of API access to any third party (including by the creation of a corresponding account linked to your account), you shall be fully responsible for all actions of such third party, as for your own actions.
8. Validity of this Agreement.
Yandex reserves the right to suspend this Agreement with respect to You, if You do not fulfill its conditions. After this You will be obliged to stop further use of API.
9. Final provisions.
This Agreement and any relations in connection with the use of the Service and API are governed by the legislation of the Russian Federation.
All claims related to use / inability to use API within the context of the Service must be sent to firstname.lastname@example.org.
At any time and without notifying the User, Yandex can change the text of this Agreement and/or any other conditions of using the Service. The present text of this Agreement is available at https://yandex.ru/legal/direct_api.
Date issued: 11.02.2015 г.
Previous version of the document: https://yandex.ru/legal/direct_api/11102014.