Hello @zhao renzong​ 

Thanks for writing us at the AA forum.

Currently, we do not have an API for stopping the automation. We shall forward the requirement to our Products Team to analyze and implement in our roadmap as per the requested requirement post checking its feasibility.

For assistance through our Support Engineers, please reach us via Support case

https://apeople.automationanywhere.com/s/article/How-to-create-a-support-case-in-service-cloud/p>

You can also check our Live Chat support option, for quick assistance from our engineers

https://apeople.automationanywhere.com/s/article/Live-Chat-Support-FAQs/p>

You can also search for available documentation in

https://docs.automationanywhere.com//p>

For more details, you are welcome to leverage our open source portal where multiple use case is available

https://botstore.automationanywhere.com//p>