流式输出与未竟生成的成本控制
Updated September 9, 2026 · first published September 9, 2026
流式输出(Streaming)大幅改善了用户交互体验,但也制造了“前端已关闭,后端仍在疯狂计费”的成本黑洞。当用户浏览前两行已解决问题并关闭网页时,若未配置即时中断机制,大模型服务商仍会生成完剩余的数百个 Token 并全额扣款。工程师必须通过 AbortController 链路将中断信号秒级传递至模型网关。
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