agent-usage Tool Tracks AI Agent Costs After Uncapped 5-Hour Spending Runs

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A new open-source tool called agent-usage addresses a key problem where AI agents spawning sub-agents can consume hours of compute time with no cost estimate or user confirmation. The tool provides a local dashboard that breaks down usage by agent, billing domain, and model. It is available via npm as agent-usage-all-in-one and runs on macOS with Node 24 or higher. The project is MIT-licensed and hosted on GitHub, offering local charts and advisory insights without any automatic intervention. A menubar interface is listed on the roadmap but has not yet been released.

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ProgrammingDEV Community ·

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