I built a kill switch for runaway AI agents — Cost Firewall is MIT

📰 Dev.to · sun evan

Learn how to build a kill switch for runaway AI agents to prevent costly mistakes and improve system reliability

intermediate Published 13 May 2026

Action Steps

Identify potential retry loop scenarios in your AI agent code
Design a cost firewall to detect and prevent excessive resource usage
Implement a kill switch to terminate runaway AI agents
Test the cost firewall and kill switch with simulated scenarios
Deploy the solution to your production environment and monitor its effectiveness

Who Needs to Know This

DevOps and AI engineers can benefit from this solution to prevent financial losses and system downtime

Key Insight

💡 A cost firewall and kill switch can help prevent financial losses and system downtime caused by runaway AI agents