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"The price table most AI cost tools multiply by has one automated test: jq empty
AI成本工具定价表仅依赖一个jq测试，历史价格被覆盖导致费用计算错误，点明数据管理隐患。
Most tools that tell you what your AI usage costs work the same way: count tokens locally, multiply by a shared price table. For most of the ecosystem…