--- sourceDocument: xanadu Combined Product Files sourceDocumentLink: https://servicenow-prod.fluidtopics.net/r/yokohama/delta-vancouver-xanadu Release : - yokohama ft:locale : - en-US ft:publication_title : - xanadu Combined Product Files ft:clusterId : - delta3xv bundleId : - delta3xv --- Combined Natural Language Understanding release notes for upgrades from Vancouver to Xanadu =========================================================================================== Combined Natural Language Understanding release notes for upgrades from Vancouver to Xanadu {#ariaid-title1} ============================================================================================================ * Release version: Yokohama * * Updated January 30, 2026 * * ![](https://www.servicenow.com/docs/portal-asset/ico-clock) 4 minutes to read Consolidated page of all release notes for Natural Language Understanding from Vancouver to Xanadu. How to use this page -------------------- To help you prepare for your upgrade, we have combined the cross-family Natural Language Understanding release notes onto one page. Read this summary of the new features, changes, and updated information for your product from Vancouver to Xanadu. Tip: If there were no updates for a release notes section in a certain family release, we included a short note for your reference. For example, if a product did not have any updates in Tokyo, the row says "No updates for this release." Important information for upgrading Natural Language Understanding to Xanadu ---------------------------------------------------------------------------- Before you upgrade to Xanadu, review these pre- and post-upgrade tasks and complete the tasks as needed. {#dfrn3-naturallanguageunderstanding-summary__entry__2} | Release | Release notes | |---------------|------------------------------| | Vancouver | No updates for this release. | | Washington DC | No updates for this release. | | Xanadu | No updates for this release. | [ ] New features ------------ Between your current release family and Xanadu, new features were introduced for Natural Language Understanding. {#dfrn3-naturallanguageunderstanding-summary__entry__10} | Release | Release notes | |---------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | Vancouver | [NLU Workbench home page](https://www.servicenow.com/docs/access?context=nlu-models&family=vancouver&ft:locale=en-US) : Use the NLU Workbench home page that provides resources and guidance tailored to the different applications NLU is being used for, such as Virtual Agent, AI Search, and Issue Auto Resolution. [Update set improvements](https://www.servicenow.com/docs/access?context=add-model-update-set&family=vancouver&ft:locale=en-US) : The update set experience for NLU models in scoped apps has been improved, with automatic creation of batch update sets. This feature will commit both a parent update set in the application scope and a child update set in the global scope, on the target instance. [Dialog acts](https://www.servicenow.com/docs/access?context=virtual-agent-nlu-model-builder-integration&family=vancouver&ft:locale=en-US) : Use Dialog acts to enable flexible and natural mid-conversations in Virtual Agent. Dialog acts allow NLU to use conversation contexts to understand mid-topic utterances. Affirm, negate, and modify dialog acts are only supported in English. [IAR Tuning](https://www.servicenow.com/docs/access?context=issue-auto-resolution-tuning-nlu&family=vancouver&ft:locale=en-US) : A new Issue Auto Resolution model tuning experience is introduced in the NLU Workbench where you can tune the prebuilt IAR-ITSM model by labelling short descriptions for some or all of the intents provided in the model. You can also optimize the model for Precision, Automation or Balance. [Irrelevant utterances](https://www.servicenow.com/docs/access?context=irrelevance-detection-nlu&family=vancouver&ft:locale=en-US) : Conflicts with Irrelevant utterances, should there be any, are displayed in the conflict screen for every NLU model. | | Washington DC | No updates for this release. | | Xanadu | No updates for this release. | [ ] Changes ------- Between your current release family and Xanadu, some changes were made to existing Natural Language Understanding features. {#dfrn3-naturallanguageunderstanding-summary__entry__18} | Release | Release notes | |---------------|------------------------------| | Vancouver | No updates for this release. | | Washington DC | No updates for this release. | | Xanadu | No updates for this release. | [ ] Removed ------- Between your current release family and Xanadu, some Natural Language Understanding features or functionality were removed. {#dfrn3-naturallanguageunderstanding-summary__entry__26} | Release | Release notes | |---------------|------------------------------| | Vancouver | No updates for this release. | | Washington DC | No updates for this release. | | Xanadu | No updates for this release. | [ ] Deprecations ------------ Between your current release family and Xanadu, some Natural Language Understanding features or functionality were deprecated. {#dfrn3-naturallanguageunderstanding-summary__entry__34} | Release | Release notes | |---------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | Vancouver | * NLU support in Dev Studio is being deprecated from Vancouver. However, NLU support in Dev Studio will continue to work as is in all of the pre--Vancouver instances. * In this case, we recommend that customers use the NLU Workbench instead. | | Washington DC | No updates for this release. | | Xanadu | No updates for this release. | [ ] Activation information ---------------------- Review information on how to activate Natural Language Understanding. {#dfrn3-naturallanguageunderstanding-summary__entry__42} | Release | Release notes | |---------------|----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | Vancouver | Natural Language Understanding is a ServiceNow AI Platform feature that is available with activation of the NLU Workbench (com.snc.nlu_studio), NLU Workbench - Core (com.glide.nlu), NLU Common Model (com.glide.nlu.model), and Predictive Intelligence (com.glide.platform_ml) plugins. To get the most out of the NLU Workbench, also install the [NLU Workbench - Advanced Features](https://www.servicenow.com/docs/access?context=nlu-workbench-advanced-features&family=vancouver&ft:locale=en-US) application from the ServiceNow® Store. For more details, see [Activate the NLU Workbench](https://www.servicenow.com/docs/access?context=activate-nlu-workbench&family=vancouver&ft:locale=en-US). | | Washington DC | No updates for this release. | | Xanadu | No updates for this release. | [ ] Additional requirements ----------------------- If any additional requirements were introduced or changed for Natural Language Understanding we have noted them here. {#dfrn3-naturallanguageunderstanding-summary__entry__50} | Release | Release notes | |---------------|------------------------------| | Vancouver | No updates for this release. | | Washington DC | No updates for this release. | | Xanadu | No updates for this release. | [ ] Browser requirements -------------------- If any specific browser requirements were introduced or changed for Natural Language Understanding we have noted them here. {#dfrn3-naturallanguageunderstanding-summary__entry__58} | Release | Release notes | |---------------|-----------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | Vancouver | For optimal performance on the Now Platform, use the NLU Workbench in the Google Chrome, Apple Safari, Mozilla Firefox, or Microsoft Edge browsers. The NLU Workbench isn't supported in Microsoft Internet Explorer. | | Washington DC | No updates for this release. | | Xanadu | No updates for this release. | [ ] Accessibility information ------------------------- Review details on accessibility information for Natural Language Understanding, such as specific requirements or compliance levels. {#dfrn3-naturallanguageunderstanding-summary__entry__66} | Release | Release notes | |---------------|------------------------------| | Vancouver | No updates for this release. | | Washington DC | No updates for this release. | | Xanadu | No updates for this release. | [ ] Localization information ------------------------ If there are specific localization considerations for Natural Language Understanding we have noted them here. {#dfrn3-naturallanguageunderstanding-summary__entry__74} | Release | Release notes | |---------------|------------------------------| | Vancouver | No updates for this release. | | Washington DC | No updates for this release. | | Xanadu | No updates for this release. | [ ] Highlight information --------------------- If there are specific highlight considerations for Natural Language Understanding we have noted them here. {#dfrn3-naturallanguageunderstanding-summary__entry__82} | Release | Release notes | |---------------|---------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------------| | Vancouver | * Improve your model prediction performance by using irrelevance detection. * Use Dialog acts to enable flexible and natural mid-conversations in Virtual Agent. See [Natural Language Understanding](https://www.servicenow.com/docs/access?context=natural-language-understanding&family=vancouver&ft:locale=en-US) for more information. | | Washington DC | No updates for this release. | | Xanadu | No updates for this release. | [ ]