---
id: "lib-2026-09-30-a-switch-left-on-the-full-stack-bill-of"
type: "library"
title: "A switch left on: the full-stack bill of enterprise agents"
title_original: "一个忘关的开关，与企业Agent的全栈技术账单"
lang: "ZH"
org: "InfoQ 中文 (李文朋); Xiaohongshu and Yunqi speakers"
source_type: "Practitioner post"
date: "2026-09-30"
week: "2026-W40"
url: "https://nosov.ai/library/lib-2026-09-30-a-switch-left-on-the-full-stack-bill-of/"
original_url: "https://www.infoq.cn/article/z9VP6ZQ3vCxTrk1VdU5D"
tags: ["lane a", "inference cost", "business transformation", "governance"]
---

# A switch left on: the full-stack bill of enterprise agents

Original title: 一个忘关的开关，与企业Agent的全栈技术账单

## English summary

Opening case: AI app budgeted about 10k RMB in tokens billed 30k because a background switch stayed on. Xiaohongshu architect: trimming low-value call records cut context cost about 20% in peak scenarios, model routing cut cost about 69% in one scenario; agent launch treated as ongoing operations.

Original: https://www.infoq.cn/article/z9VP6ZQ3vCxTrk1VdU5D