A browser-side analytics dashboard for Agnes AI API usage. Drag your usage CSV exports onto the page and get instant cost charts, per-key breakdowns, and usage trends — all processed locally in your browser. no upload, no signup. 一款纯浏览器端的 Agnes API 用量分析仪表盘。将月度 CSV 导出文件拖拽到页面，即刻获取费用图表、各 Key 用量明细、和用量趋势 — 所有数据均在浏览器本地处理。