Review these considerations before you use Testing API.
Einstein Requests Usage
Einstein Requests is a usage metric for generative AI. The use of generative AI capabilities, in either a production or sandbox environment, consumes Einstein Requests credits and possibly Data 360 credits. See Generative AI Billable Usage Types.
In-Progress Run Limit
You can have up to 10 IN-PROGRESS runs at any time.
Maximum Test Cases in AiEvaluationDefinition
In an AiEvaluationDefinition component in Metadata API, the maximum number of test cases is 1,000.
Test Results May Change When Rerun
Because of continuous improvements to the testing service, sometimes test results may change.