Combined Now Assist for Legal Service Delivery (LSD) release notes for upgrades from Yokohama to Zurich

  • Release version: Zurich
  • Updated August 11, 2026
  • 4 minutes to read
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    Summary of Combined Now Assist for Legal Service Delivery (LSD) Release Notes from Yokohama to Zurich

    This consolidated guide summarizes the key updates, new features, changes, and important upgrade information for Now Assist for Legal Service Delivery (LSD) spanning from the Yokohama release family through to Zurich. It is designed to help ServiceNow customers prepare for and execute upgrades effectively while understanding core enhancements and configuration requirements.

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    New Features

    • Now LLM Long Term Stable (LTS) Model Support: Introduced in Yokohama Patch 11 and continued in Zurich Patch 4, these LTS models provide enhanced stability suited for regulated industries with governance, monitoring, and compliance controls integration.
    • Default Activation of Skills: For new installations, designated Now Assist skills are enabled automatically. For existing customers upgrading (starting Yokohama Patch 11 or Zurich Patch 4), any previously unconfigured skills are also turned on by default. However, skills previously configured and then disabled remain inactive.
    • Expanded AI Model Providers: Starting Yokohama Patch 6 and Zurich Patch 1, Google Gemini and Anthropic Claude on AWS join Now LLM Service and Azure OpenAI as supported AI model providers for Now Assist skills and AI agents.

    Changes

    • Usage Measurement Updates: Changes were made to how Now Assist usage is measured, specifically noted in Zurich Patch 5.

    Removals and Deprecations

    No features or functionalities were removed or deprecated between Yokohama and Zurich releases.

    Activation and Installation

    Now Assist for Legal Service Delivery (LSD) can be installed by requesting it through the ServiceNow Store for both Yokohama and Zurich releases.

    Additional Requirements and Browser Compatibility

    No new additional requirements were introduced between these releases. The application supports the latest stable versions of popular web browsers consistently across Yokohama and Zurich.

    Accessibility and Localization

    There were no updates regarding accessibility or localization considerations for Now Assist for Legal Service Delivery (LSD) in this upgrade path.

    Important Upgrade Considerations

    • Role Configuration: Additional role configuration is necessary for agentic workflows and AI agents included with Now Assist applications, starting with Yokohama Patch 11 and continuing in Zurich Patch 4.
    • Skills Default Behavior: Understanding which skills are activated by default helps manage feature adoption and configuration during upgrade planning.

    What This Enables You To Do

    Upgrading to Zurich with the outlined patches allows ServiceNow customers to leverage enhanced AI model stability via LTS models, benefit from expanded AI provider options, and simplify skill activation for new and existing users. These improvements enhance compliance readiness, AI capabilities, and streamline deployment of Now Assist for Legal Service Delivery.

    Consolidated page of all release notes for Now Assist for Legal Service Delivery (LSD) from Yokohama to Zurich.

    How to use this page

    To help you prepare for your upgrade, we have combined the cross-family Now Assist for Legal Service Delivery (LSD) release notes onto one page. Read this summary of the new features, changes, and updated information for your product from Yokohama to Zurich.

    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 Now Assist for Legal Service Delivery (LSD) to Zurich

    Before you upgrade to Zurich, review these pre- and post-upgrade tasks and complete the tasks as needed.

    Release Release notes

    Yokohama

    		 No updates for this release.

    Zurich

    		 No updates for this release.

    New features

    Between your current release family and Zurich, new features were introduced for Now Assist for Legal Service Delivery (LSD).

    Release Release notes

    Yokohama
    Yokohama Patch 11
    Now LLM LTS support for Now Assist for Legal Service Delivery (LSD)
    Long term stable (LTS) models are part of Now LLM Service and provide longer model stability windows for regulated industries. These models can integrate with tools to provide governance, monitoring, and compliance controls.
    Some Now Assist skills are turned on by default
    The new default behavior works as follows:
    • New customers: When you install a Now Assist product, designated skills are turned on automatically.
    • Existing customers who are upgrading (starting with Yokohama Patch 11): Any previously unconfigured skill is turned on automatically (the skill was never configured and turned on, then turned off again). Previously configured skills that were turned on, then off, remain inactive.
    Yokohama Patch 6

    Zurich
    Zurich Patch 4
    Now LLM LTS support for Now Assist for Legal Service Delivery (LSD)
    Long term stable (LTS) models are part of Now LLM Service and provide longer model stability windows for regulated industries. These models can integrate with tools to provide governance, monitoring, and compliance controls.
    Some Now Assist skills are turned on by default
    The new default behavior works as follows:
    • New customers: When you install a Now Assist product, designated skills are turned on automatically.
    • Existing customers who are upgrading (starting with Zurich Patch 4): Any previously unconfigured skill is turned on automatically (the skill was never configured and turned on, then turned off again). Previously configured skills that were turned on, then off, remain inactive.
    Zurich Patch 1

    Changes

    Between your current release family and Zurich, some changes were made to existing Now Assist for Legal Service Delivery (LSD) features.

    Release Release notes

    Yokohama
    Yokohama patch 11

    Zurich
    Zurich Patch 5
    Changes to Now Assist usage measurement
    Zurich Patch 4

    Removed

    Between your current release family and Zurich, some Now Assist for Legal Service Delivery (LSD) features or functionality were removed.

    Release Release notes

    Yokohama

    		 No updates for this release.

    Zurich

    		 No updates for this release.

    Deprecations

    Between your current release family and Zurich, some Now Assist for Legal Service Delivery (LSD) features or functionality were deprecated.

    Release Release notes

    Yokohama

    		 No updates for this release.

    Zurich

    		 No updates for this release.

    Activation information

    Review information on how to activate Now Assist for Legal Service Delivery (LSD).

    Release Release notes

    Yokohama

    Install Now Assist for Legal Service Delivery (LSD) by requesting it from the ServiceNow Store.

    Zurich

    Install Now Assist for Legal Service Delivery (LSD) by requesting it from the ServiceNow Store.

    Additional requirements

    If any additional requirements were introduced or changed for Now Assist for Legal Service Delivery (LSD) we have noted them here.

    Release Release notes

    Yokohama

    		 No updates for this release.

    Zurich

    		 No updates for this release.

    Browser requirements

    If any specific browser requirements were introduced or changed for Now Assist for Legal Service Delivery (LSD) we have noted them here.

    Release Release notes

    Yokohama

    The Now Assist for Legal Service Delivery (LSD) application works with the latest stable versions of popular web browsers. To find the list of supported browsers, see Browser support.

    Zurich

    The Now Assist for Legal Service Delivery (LSD) application works with the latest stable versions of popular web browsers. To find the list of supported browsers, see Browser support.

    Accessibility information

    Review details on accessibility information for Now Assist for Legal Service Delivery (LSD), such as specific requirements or compliance levels.

    Release Release notes

    Yokohama

    		 No updates for this release.

    Zurich

    		 No updates for this release.

    Localization information

    If there are specific localization considerations for Now Assist for Legal Service Delivery (LSD) we have noted them here.

    Release Release notes

    Yokohama

    		 No updates for this release.

    Zurich

    		 No updates for this release.

    Highlight information

    If there are specific highlight considerations for Now Assist for Legal Service Delivery (LSD) we have noted them here.

    Release Release notes

    Yokohama
    Yokohama Patch 11
    • Some Now Assist skills are now turned on by default.
    • Additional role configuration is required for agentic workflows and AI agents included with Now Assist applications.
    Yokohama Patch 6
    • Use Google Gemini and Anthropic Claude on AWS as AI model providers for Now Assist skills and AI agents in addition to Now LLM Service and Azure OpenAI.
    See Explore for more information.

    Zurich
    Zurich Patch 5
    • Review changes to Now Assist usage measurement.
    Zurich Patch 4
    • Some Now Assist skills are now turned on by default.
    • Additional role configuration is required for agentic workflows and AI agents included with Now Assist applications.
    Zurich Patch 1
    • Use Google Gemini and Anthropic Claude on AWS as AI model providers for Now Assist skills and AI agents in addition to Now LLM Service and Azure OpenAI.
    See Now Assist for Legal Service Delivery (LSD) for more information.