Every run is logged. Open any automation and go to Execution history to see:
Date and time of the run
How it was triggered (scheduled, triggered, or manual)
How long it took
Whether it succeeded or failed
A cost estimate for the run (in credits)
The number of actions it took
Click any execution to expand the full trace: every step, every tool call, and the result. If the run failed, the error message is shown here.
Preview runs are labelled separately. They confirm what would have happened without any side effects.