how much is the maximum time that a workflow can be run in Celonis/Action engine? In both free or paid versions?

Hi Zahra, thanks for reaching out. Can you please elaborate more on your question? In the meantime, we suggest you check our online help documentation about executing workflows in Action Engine: https://help.celonis.cloud/help/display/CIBC/Action+-+Celonis%3A+Execute+Workflow We hope this helps out with your question. Best Regards, Blenda