Content Optimizer Canvas step
A Canvas step that tests many content variants across email, push, SMS, MMS, and RCS and automatically shifts traffic toward the better-performing combinations.
Entries on this page are generated by AI from vendor sources. How AI is used
Automated optimization
Algorithms that shift traffic or choose variants/times automatically.
| Month | Changes |
|---|---|
| 2026-01 | 1 |
| 2026-02 | 1 |
| 2026-03 | 1 |
| 2026-04 | 1 |
| 2026-05 | 1 |
| 2026-06 | 2 |
| 2026-07 | 1 |
| 2026-08 | 3 |
| 2026-09 | 1 |
| 2026-10 | 7 |
Select a month to view the whole-record timeline. This clears timeline filters.
Platforms with recorded changes
Platforms with at least one feature state classified in this capability (primary or secondary, minor updates included), in the site's fixed order. Select one to filter the timeline. Counts are not shown side by side: they reflect how finely each vendor documents, not how much it offers.
Timeline
← Back to the Release MatrixTimeline filters
Filters apply to the timeline. The chart and platform totals describe the whole record. Selecting a chart month clears timeline filters to show that same whole-record scope.
Matches the Release Matrix evidence: latest state reached in the selected period, entries under review excluded, primary and secondary capabilities included.
No recorded changes match these filters.
Within each period: major updates as cards, then notable ones as rows; newest first in each group. Minor updates below.
October 20267 changes
BrazeAI Decisioning Studio Go
An AI decisioning agent for recurring email programs that picks the best subject line, send time, and image per recipient from past engagement, with a control group to measure lift.
Edit a launched Content Optimizer step
After a Canvas is launched, marketers can add, deactivate, or reactivate variants on a live Content Optimizer step within the five-variant limit.
Content Optimizer for SMS, MMS and RCS
Content Optimizer's AI-driven variant testing of hooks, bodies and CTAs for SMS, MMS and RCS messages, generally available with the step since 15 October 2026.
Content Optimizer step updates (August 2026)
Adds Content Optimizer step status labels (Learning/Optimizing/Action Recommended), pre-launch misconfiguration checks, per-user variant-combination tracking, and three new Currents event types.
Content Optimizer step updates (September 2026)
Content Optimizer can now optimize email preheaders, sender names, and images, and supports up to four email components or three SMS/MMS/RCS components per step.
Iterable 1 minor update Automated optimization
- GA Send Time Decisioning for SMS source Send Time Decisioning now supports SMS campaigns and journey tiles, using AI-driven insights to pick each message's best send time.
September 20261 change
Content Optimizer step updates (September 2026)
Now GA (15 Oct 2026). Current summary: Content Optimizer can now optimize email preheaders, sender names, and images, and supports up to four email components or three SMS/MMS/RCS components per step.
August 20263 changes
Content Optimizer step updates (August 2026)
Now GA (15 Oct 2026). Current summary: Adds Content Optimizer step status labels (Learning/Optimizing/Action Recommended), pre-launch misconfiguration checks, per-user variant-combination tracking, and three new Currents event types.
Send-Time Optimization in Wait activity
Wait activities can now use Send-Time Optimization so Adobe's AI picks when to continue to the next step.
Klaviyo 1 minor update Automated optimization
- GA Custom control group and analytics for personalized send time source Personalized send time now supports a customizable baseline control group and grouped analytics across campaigns.
July 20261 change
Klaviyo 1 minor update A/B & multivariate testing
- GA A/B testing combined with personalized send time source Campaigns can now combine content A/B testing with personalized send time so each recipient gets the winning content at their optimal time.
June 20262 changes
Edit a launched Content Optimizer step
Now GA (15 Oct 2026). Current summary: After a Canvas is launched, marketers can add, deactivate, or reactivate variants on a live Content Optimizer step within the five-variant limit.
Optimize with BrazeAI for push A/B tests
Automatically applies recommended experiment defaults and shifts push send volume toward the best-performing variant when multiple variants are added.
May 20261 change
Content Optimizer for SMS, MMS and RCS
Now GA (15 Oct 2026). Current summary: Content Optimizer's AI-driven variant testing of hooks, bodies and CTAs for SMS, MMS and RCS messages, generally available with the step since 15 October 2026.
April 20261 change
Journey path experimentation
The Optimize node runs A/B or multi-armed bandit experiments on journey paths, now GA with experiment type selection and winner scaling.
March 20261 change
Klaviyo 1 minor update Automated optimization
- GA Send time distribution analytics source Analytics now show send time distributions and time window details, and let users filter campaigns using Personalized Send Time.
February 20261 change
Content Optimizer Canvas step
Now GA (15 Oct 2026). Current summary: A Canvas step that tests many content variants across email, push, SMS, MMS, and RCS and automatically shifts traffic toward the better-performing combinations.
January 20261 change
Personalized send time
Email, SMS, push and WhatsApp messages can now be delivered at each recipient's individually optimal time using reinforcement learning.