We are pleased to bring you the following additions and enhancements to EDC & CDB Developer features in 26R1.
Service Announcements are changes that may affect existing integrations. Organizations should assess these features against their existing integrations and make updates where necessary.
Release Date: February 20, 2026 25R3.4 Limited Release
For newly created EDC Study Countries, the Clinical Operations - EDC Connection will now preserve the EDC country name instead of overwriting it with the CTMS Study Country name.
API consumers should consider the following guidance:
study_country is a required parameter, ensure your logic accepts EDC country naming conventions for new Study Countries to prevent errorsstudy_country is optional to ensure your logic accommodates EDC country naming conventions for new Study Countries or omit the study_country parameter entirelyEDC API features added in 26.1 only affect API v26.1, unless otherwise specified.
Release Date: February 20, 2026 25R3.4 Limited Release UPDATE
The Retrieve Users endpoint has been updated to account for the EDC-wide replacement of the person_v object with the person_sys data source object to better integrate with all other Vault applications. While this change does not affect existing return values, the following new parameters are available in v26.1 for the Retrieve Users endpoint:
person_idveevaid_status(empty if the user does not have VeevaID) user_status(empty if no user exists) person_statusThis change applies to all Retrieve Users endpoint versions. The following legacy endpoints are no longer supported:
Release Date: February 20, 2026 25R3.4 Limited Release UPDATE NEW
The endpoints used to retrieve Study Design definitions have been updated to support a Metadata Repository Integration and new Core Data Definition functionality.
The Retrieve Studies endpoints now list the following parameters:
global_idis_librarystudy_typeThe Retrieve Form Definitions endpoints now list the following parameters:
idglobal_idorigin_keydesign_integration_alias (external system key)The new Retrieve Item Group Definition and Retrieve Item Definition endpoints return the respective definition details when the study_name or study parameter is specified. The definition details match the information in the CDE; however, they exclude Schedule context and properties related to UI display.
Release Date: February 20, 2026 25R3.4 Limited Release UPDATE
The CDE now includes additional study settings:
is_librarylab_collection_time (if the Local Lab module is enabled)language (Study Language)locale (Study Locale)enforce_study_languageshow_query_user_langenable_quick_queriesevaluate_study_gradeAs well as new information regarding the Lab Panel and Signature Definitions:
lab_panel_def (including name, id, global_id, external_id description, and all analyte_def details of all analytes in the panel)signature_def (including global_id, external_id type, methodology, meaning, legal_reason)For Event Groups, Events, Forms, Item Groups, Items, Unit, Unit Choice, Codelist, and Codelist Choice the following properties have been added:
* id
* origin_key (if copied)
* external_key (if specified)
* design_integration_alias (key set by external system)
The external_id parameter is also available for Codelists and Codelist Choices (now available in Studio). Additionally, Event Group, Form, and Item Group definitions will now display a repeat_maximum value of "1" instead of null for non-repeating objects.
Release Date: February 20, 2026 25R3.4 Limited Release UPDATE NEW
The endpoints to modify Study Design definitions have been updated to support a Metadata Repository Integration and new Core Data Definition functionality.
The new endpoint Update Form Definitions allows you to update:
* name
* design_integration_alias (external system key)
You can also update design_integration_alias with the following new endpoints:
Release Date: February 20, 2026 25R3.4 Limited Release NEW
Three new endpoints are available to manage the data definition file via the EDC API in accordance with the EDC UI functionality.
study or study_namecdd_file) in JSON formatcasebook_versionreplace_existing_cdd will overwrite any existing CDD file without further confirmation. Otherwise the upload will fail if there is an existing CDD file.study or study_namecasebook_version study or study_namecasebook_version Release Date: February 20, 2026 25R3.4 Limited Release UPDATE
The Start Job endpoint has been updated with the following changes:
data_change_report__v) now allows exporting data for up to 366 days. design_validations__v. The new parameter also allows you to validate the study design against the Core Data Definition (CDD):design_specifications_export__v parameter.The Data Definition Validation and Design Specification Export can’t be cancelled using the Cancel Job endpoint.
CDB API features added in 26.1 only affect API v26.1, unless otherwise specified.
Release Date: February 20, 2026 25R3.4 Limited Release NEW
A new CDB endpoint, Retrieve Queries, lets you retrieve all queries, including those from Workbench, EDC, and third-party sources. This allows all steps in the query workflow to be managed via API calls.
Release Date: February 20, 2026 25R3.4 Limited Release UPDATE
This release includes the following SFF improvements for both CDB and Clinical Reporting applications: