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Release notes release-notes

ÃÛ¶¹ÊÓÆµ Journey Optimizer follows a continuous delivery model, allowing ÃÛ¶¹ÊÓÆµ to deliver new features, enhancements, and fixes on an ongoing basis. This approach enables a scalable, phased rollout of capabilities to ensure performance and stability across all environments.

Because of this model, release notes are updated between monthly releases. A dedicated Latest updates section highlights new capabilities and improvements as they are deployed to production—so you are always informed of all changes in real time.

ÃÛ¶¹ÊÓÆµ Journey Optimizer is built natively on ÃÛ¶¹ÊÓÆµ Experience Platform and inherits from its latest innovations and improvements. Learn more about these changes in ÃÛ¶¹ÊÓÆµ Experience Platform Release Notes.

Latest updates updates-rn

New capabilities and improvements released in the past weeks are listed below, with their availability date. They will be grouped with the next release notes content at the end of the month. See also the latest release notes below.

New capabilities updates-features

Execution Metadata helper

A new `executionMetadata` helper function is available in the personalization editor. It allows you to append contextual information to any native action and capture it in a dataset for export to external systems.

This capability is available in Limited Availability. Contact your ÃÛ¶¹ÊÓÆµ representative to gain access.

For more information, refer to the

Availability date: October 13, 2025

PDF attachments to emails

You can now attach a static PDF file to an email message sent with Journey Optimizer.

  • You can send up to 6 messages with a PDF attachement per profile per year.
  • The maximum allowed file size for each attachment is 5 MB.
  • For any additional size or volume, you can purchase the PDF Attachments add-on. For more details, contact your ÃÛ¶¹ÊÓÆµ representative.

Previously released in Limited Availability, this capability is now available to all environments (General Availability).

For more information, refer to the detailed documentation

Availability date: Sept 30, 2025

Public API to retrieve journeys

A new Journey Optimizer API is now available to retrieve journeys and their associated objects such as campaigns and surfaces.

For more information, refer to the

Availability date: Sept 25, 2025

Improvements updates-improvements

Custom attributes support for Mailto (unsubscribe) address

With Journey Optimizer, if you are managing consent outside of ÃÛ¶¹ÊÓÆµ, you can set external custom endpoints by defining your own one-click unsubscribe link and a custom unsubscribe email address in the email configuration. When your recipients click the unsubscribe link, Journey Optimizer appends some default profile-specific parameters to the consent update event.

To further personalize your custom endpoints, you can now define custom attributes that will be also appended to the consent event. Read more

AVAILABILITY
This capability has already been available for the custom One-click Unsubscribe URL since August '25 and is now released for the Mailto (unsubscribe) option in Limited Availability. Contact your ÃÛ¶¹ÊÓÆµ representative to gain access.

Availability date: October 6, 2025

September '25 release notes latest-rn

Release date: September 23-24, 2025

New capabilities sept-25-9-features

Journey Optimizer Experimentation Accelerator

Journey Optimizer Experimentation Accelerator is an AI-first product designed to take your experimentation to the next level. Built for ÃÛ¶¹ÊÓÆµ Journey Optimizer and ÃÛ¶¹ÊÓÆµ Target users, it unifies experiment management, delivers AI-powered insights and opportunities, and introduces a new experimentation agent.

You can look forward to:

  • Unified Experiment Inventory: Quickly view, filter, and manage all experiments from ÃÛ¶¹ÊÓÆµ Journey Optimizer and ÃÛ¶¹ÊÓÆµ Target in one central workspace.
  • AI Experiment Insights & Opportunities: Go beyond statistical readouts with GenAI-driven insights and recommendations. Each experiment now surfaces actionable opportunities, complete with supporting rationale, so teams can more confidently decide what to test next.
  • Multi-Armed Bandit (MAB) Support in Journey Optimizer: Maximize impact while reducing wasted traffic with Multi-Armed Bandit experiments. Instead of splitting audiences evenly, MAB automatically allocates more visitors to the best-performing variations in real time so you can deliver better experiences to more customers while still learning what works.

For more information, refer to the detailed documentation

Availability date: Oct 3, 2025

Journey Agent is here!

Powered by ÃÛ¶¹ÊÓÆµ Experience Platform Agent Orchestrator, Journey Agent is available in Journey Optimizer. It enables you to analyze journeys through a natural language interface. The agent will detect audience or schedule conflicts and profile drop-offs in a journey to help you take steps to resolve them. Soon, you will be able to create journeys with agentic support.

For more information, refer to the detailed documentation

Availability date: Sept 24, 2025

Dark mode in the Email Designer

The Journey Optimizer Email Designer now offers the ability to switch to dark mode view, where you can additionally define specific custom settings that will display only for recipients reading their emails in dark mode.

Note the following:

  • The dark mode final rendering may vary and depends on the recipient's email client.
  • Not all email clients support custom dark mode. Moreover, some email clients only apply their own default dark mode for all emails that are received. In both cases, the custom settings that you defined in the Email Designer cannot be rendered.

For more information, refer to the detailed documentation

Availability date: Sept 16, 2025

Journey path optimization

Use the new Optimize node to target specific audiences or run A/B tests to determine the best path to meet your business-centric KPIs.

This tool allows you to test and vary, and customize communications, sequencing, and timing to best reach your customers.

This capability is available in Limited Availability. Contact your ÃÛ¶¹ÊÓÆµ representative to gain access.

For more information, refer to the detailed documentation

Availability date: Sept 4, 2025

Custom delegation method for subdomains

In addition to the full delegation and the CNAME method, a new subdomain configuration method is now available: the Custom delegation method, which enables you to fully own controlling and maintaining all aspects of DNS that are required for delivering, rendering and tracking messages.

This capability is available in Limited Availability. Contact your ÃÛ¶¹ÊÓÆµ representative to gain access.

For more information, refer to the detailed documentation

Availability date: Sept 4, 2025

Use ÃÛ¶¹ÊÓÆµ Experience Platform data for personalization and decisioning

Previously released in public beta, this capability is now available to all environments. With this release, the following enhancements have been introduced:

  • Support for dataset lookup personalization in inbound channels.
  • The "datasetLookup" helper function can now be used within expression fragments. For now, this capability is available for a limited set of customers. To gain access, contact your ÃÛ¶¹ÊÓÆµ representative.
  • An option in the dataset management interface now allows you to enable record-based datasets for lookup personalization, without having to perform an API call.
  • Enhanced monitoring to track data ingestion status and know when datasets are ready for lookup.
  • Updated usage guidelines and guardrails to ensure optimal performance and reliability.
  • ÃÛ¶¹ÊÓÆµ Experience Platform Datasets can now be leveraged in Decisioning capping rules.

For more information, refer to the detailed documentation

Availability date: Sept 1, 2025

Improvements sept-25-9-improvements

  • Webhook support for API triggered campaigns
    API triggered campaigns now support webhooks. Configure a webhook URL to receive real-time status updates for every message, improving observability and enabling seamless monitoring and automation. Read more

    Availability date: Sept 29, 2025

  • mTLS Support for SMS Channel
    When setting up a custom SMS provider, you now have the option to enable mutual TLS (mTLS) authentication, which requires both the client and the server to confirm each other’s identities before a secure connection is established. Read more - Availability date: Sept 23, 2025

  • Model-based Schemas
    Model-based schemas can now be used by to support your relational modeling needs in Orchestrated campaigns. Read more - Availability date: Sept 23,2025

  • Dataset lookup support in journeys
    A new activity in journeys, Dataset lookup, allows you to dynamically retrieve data from ÃÛ¶¹ÊÓÆµ Experience Platform record datasets during runtime. By leveraging this capability, you can access data that may not reside in the profile or event payload, ensuring your customer interactions are both relevant and timely. Read more - Availability date: Sept 23,2025

    This activity is only available for a set of organizations (Limited Availability). To gain access, contact your ÃÛ¶¹ÊÓÆµ representative.

  • Redirect Support in Journey Custom Actions
    Redirects (302) are now supported in Journey Custom Actions. - Availability date: Sept 23,2025

  • Channel configuration monitoring alerts - You can now subscribe to receive system alerts, either by email or in the Journey Optimizer notification center, in case an email channel configuration error using the custom subdomain delegation type happens. Read more - Availability date: Sept 23, 2025

  • One-click unsubscribe requests - We have introduced improvements that further strengthen the handling of one-click unsubscribe requests configured under ÃÛ¶¹ÊÓÆµ Managed, ensuring reliable and consistent processing. - Availability date: Sept 23,2025

  • Nested JSON body params now supported in custom authentication
    When configuring custom authentication for a custom action, nested JSON objects (e.g., sub-objects within bodyParams) are now supported. Read more - Availability date: Sept 18, 2025

  • Hourly reset capping frequency - You can now apply capping on an hourly basis for channel rule sets. Previously available in Limited Availability, this capability is now available to all environments and allows you to choose 1 hour (previously 3 hours). Read more - Availability date: Sept 17,2025

  • Simulating content variations for all inbound channels
    Previously only available for the Email, SMS, and Push notification channels, simulating content variations now also applies to all inbound channels. Read more - Availability date: Sept 17,2025

  • Expression for Decisioning capping rules - You can now build your own expressions to define the threshold of a capping rule for a decision item. Read more - Availability date: Sept 16, 2025

  • Dynamic domain support - Journey Optimizer now supports complete/base URL personalization for predefined domains accepted by ÃÛ¶¹ÊÓÆµ. Read more - Availability date: Sept 12, 2025

    This capability is available in Limited Availability for a set of customers.

  • Webhooks - This release introduces the following enhancements for Webhooks when configuring a custom SMS provider:

    • You can now define your webhook’s purpose, either Inbound or Feedback, depending on the type of data you want to capture. Read more - Availability date: Sept 23, 2025

    • The interface for configuring keywords has been improved for easier setup. Read more - Availability date: Sept 23, 2025

  • SMS

    • When setting up a custom SMS provider, you can now define a Default keyword used when an incoming SMS contains an unrecognized keyword. You can also create Custom keywords for specific actions. Read more - Availability date: Sept 23, 2025

    • You can now access undefined inbound keywords responses that are sent via an SMS messag, including typos, words, or sentences that are not explicitly defined in the configuration. They are stored in the AJO Email Tracking Experience Event dataset, under InboundMessage for 13 months. Only available with Sinch, Infobip, and custom SMS provider. - Availability date: Sept 23, 2025

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