GET /api/flow-actions/{id}/relationships/flow-messages
Get all relationships for flow messages associated with the given flow action ID.
Returns a maximum of 50 flow message relationships per request, which can be paginated with cursor-based pagination.
Rate limits:
Burst: 3/s
Steady: 60/m
Scopes:
flows:read
Servers
- https://a.klaviyo.com
Path parameters
| Name | Type | Required | Description |
|---|---|---|---|
id |
String | Yes |
Request headers
| Name | Type | Required | Description |
|---|---|---|---|
revision |
String | Yes |
API endpoint revision (format: YYYY-MM-DD[.suffix]) Default value: "2025-04-15" |
Query parameters
| Name | Type | Required | Description |
|---|---|---|---|
filter |
String | No |
For more information please visit https://developers.klaviyo.com/en/v2025-04-15/reference/api-overview#filtering |
sort |
String | No |
For more information please visit https://developers.klaviyo.com/en/v2025-04-15/reference/api-overview#sorting Possible values:
|
pagesize |
Integer | No |
Default: 50. Min: 1. Max: 50. Default value: 50 |
pagecursor |
String | No |
For more information please visit https://developers.klaviyo.com/en/v2025-04-15/reference/api-overview#pagination |
How to start integrating
- Add HTTP Task to your workflow definition.
- Search for the API you want to integrate with and click on the name.
- This loads the API reference documentation and prepares the Http request settings.
- Click Test request to test run your request to the API and see the API's response.