DeepSeek Harness 用量与消费统计插件：按 2026-08-17 调价前后峰谷价格计费，含主界面汇总面板、会话级明细与图表

DeepSeek Harness session cost meter plugin: session/daily cost, budget, history, OpenCode Go quota, official & custom-provider balance, Codex-like token heatmap, peak/off-peak pricing with pre-switch popup & system-notification alerts, official price sync, 90+ model pricing catalog, Coding Plan quota queries (7 vendors), bilingual zh/en UI

Relay-site attributed token usage for DeepSeek Harness — zero config, no credentials