Modify AJAX Response Rule
The Modify AJAX Response Rule allows you to mock the response body of an AJAX request.
Some possible use cases of this rule includes:
  • You want to work on front-end while back-end is not available or ready yet
  • You want to modify AJAX responses but don't have access to the back-end.
  • You want to mock fluctuating AJAX responses
  • You want to test application behaviour when provided altered data source
fetch() API is supported in Chrome, IE Edge. For Safari & Firefox, you can use our desktop app.

Using Modify AJAX Response Rule

Navigate to your Requestly Dashboard and click on New Rule
Click "New Rule" button
Choose the Modify AJAX Response Rule
Choose Modify Response Rule
Enter the matching conditions to target your API. To add advance filters, click on Add Filters link on the right.
Specify matching conditions
Enter the Response Body you expect. Make sure it is less than 1500 characters.
Enter expected Response Body
If you want to modify response type or headers as well, use the Modify using JavaScript feature.
Modify using JavaScript
Save the Rule and see it working in action.
When you change the rule, please refresh the page on which you want to test your AJAX response modification
Last modified 2mo ago