📄 中文摘要
在使用 OpenAI API 构建 AI 应用的初期，开发者们常常会感到兴奋，但随着首次生产账单的到来，许多人意识到 AI API 的成本增长速度远超预期。小小的提示变化、流量增加或选择错误的模型都可能导致账单显著上升。为了解决这个问题，作者开发了一个内部工具，旨在了解 AI 成本的来源，最终形成了 AI Cost Guard 工具。该工具帮助作者成功将成本降低了约 40%。
在构建 AI 应用时，我如何将 OpenAI API 账单减少 40%
出处: How I Reduced My OpenAI API Bill by 40% While Building AI Apps
发布: 2026年3月12日
📄 English Summary
How I Reduced My OpenAI API Bill by 40% While Building AI Apps
Initially, building AI-powered applications using OpenAI APIs felt exhilarating, but the arrival of the first production bill quickly changed that perception. Developers often find that AI API costs can escalate unexpectedly due to minor prompt adjustments, increased traffic, or selecting the wrong model. To tackle this issue, the author created a small internal tool to analyze the origins of AI costs, which eventually evolved into AI Cost Guard. This tool enabled the author to reduce costs by approximately 40%.