Accessing the Talend Data Preparation REST API documentation - 8.0

Talend Data Preparation User Guide

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Talend Data Preparation
Data Quality and Preparation > Cleansing data
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REST API simplifies your interaction with the data stored on the Talend Data Preparation server by using a number of methods or request types.

You can access all REST API documentation pages based on Swagger and run requests. You can download a JSON file from any of the REST API documentation pages.


  1. Launch all the modules in the Talend Data Preparation installation folder.
    Note: To access Talend Data Preparation REST API, you must first set the value of the service.documentation parameter to true in the <Installation_Path>/dataprep/config/ configuration file.
  2. Open a Web browser window and enter the following URL, where host and port correspond to the URL of your Talend Data Preparation instance:

    The Data Preparation API page opens and operations are classified into different categories as shown below:

  3. Click a category name to display the operation list under the category.
  4. From the category list:
    Select To
    Show/Hide Show or hide all operations
    List Operations Expand or collapse the operation list
    Expand Operations Expand the details of an operation
  5. Start testing the execution of different operations.