Understand the maximum usage recommendations and limits in Marketing Cloud Account Engagement. These recommendations are intended to optimize performance and avoid service disruptions. Some of these guidelines trigger warnings or exceptions if you exceed them, while others are suggestions for maintaining high performance.
Engagement Studio Program Limits
| Resource | Limit | Additional Notes |
|---|---|---|
| Maximum number of Engagement Studio programs |
The limit is based on your Edition.
|
Programs that aren’t currently running don’t count toward this limit. |
| Maximum number of repeating Engagement Studio programs |
The limit is based on your Edition.
|
Repeating programs that aren’t currently running don’t count toward this limit. |
| Maximum number of Engagement Studio program members |
The limit is based on your Edition.
|
This limit only applies at the beginning of a program. After the program has started, you can add members beyond these limits. |
| Maximum number of program steps | 300 steps | ― |
| Maximum number of copied steps in a program | 10 steps | ― |
Automation and List Limits
| Resource | Limit | Additional Notes |
|---|---|---|
| Maximum number of Automation Rules |
The limit is based on your Edition.
|
Automation Rules that aren’t currently running don’t count toward this limit. |
Database Limits
| Resource | Limit | Additional Notes |
|---|---|---|
| Maximum number of mailable prospects | The limit is based on your Edition plus additional contact blocks purchased. |
This limit is based on the sum of all mailable prospects across all of your business units. Unsubscribed prospects aren’t counted toward this limit. Contact your Account Executive for more information about purchasing additional contact blocks. |
| Maximum number of custom fields mapped to Salesforce objects | 800 custom fields | We recommend to map fewer than 150 prospect fields across Salesforce leads and contacts. We also recommend to map fewer than 125 fields across Account Engagement accounts and opportunities. |
File Limits
| Resource | Limit | Additional Notes |
|---|---|---|
| Hosted file size | 50 MB | ― |
Form Limits
| Resource | Limit | Additional Notes |
|---|---|---|
| Maximum number of characters in text and text area fields on prospect records | 65,536 characters | Specific fields allow fewer characters. See Default Prospect Field Character Limits. |
API Limits
| Resource | Limit | Additional Notes |
|---|---|---|
| Maximum number of API requests |
The maximum number of API requests is based on your Edition.
|
Account Engagement uses the time zone setting for your business unit to determine when a day begins and ends. |
| Maximum number of concurrent API requests | 5 concurrent requests | In some cases, this limit can be increased. For more information, contact your account executive. |
Import and Export Limits
| Resource | Limit | Additional Notes |
|---|---|---|
| Import file size | 100 MB | ― |
| Maximum number of Account Engagement users that can be imported | 50 users | ― |
| Maximum number of prospects that can be imported using the API | 2 million prospects per day | Account Engagement uses the time zone setting for your business unit to determine when a day begins and ends. |
| Maximum number of prospects that can be exported | 25 million prospects per day | In some large enterprise accounts, you can export up to 50 million prospects per day. For more information, contact your account executive. |
Business Unit Limits
| Resource | Limit | Additional Notes |
|---|---|---|
| Number of included business units |
The number of included business units is based on your Edition.
|
You can purchase additional business units, up to a total of 25. For more information, contact your account executive. |