---
title: "Discussion on \"Why Claude Code's Plan Mode Works: Interleaved Read-Write Loops vs. a Two-Phase Read-Only Plan Lock (-94.8% Input Tokens)\" | Hashnode"
description: "Discussion on \"Why Claude Code's Plan Mode Works: Interleaved Read-Write Loops vs. a Two-Phase Read-Only Plan Lock (-94.8% Input Tokens)\". 💡 AI Labo Benchmark Series — Experiment E26 (Orchestration & Phase Gates)\nThis post is part of our empirical benchmark series testing AI coding agent harness patterns inside network-isolated Proxmox"
url: "https://hashnode.com/posts/e26-two-phase-readonly-plan-lock/6af48e498e4a583bcbb14556"
---

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# [Why Claude Code's Plan Mode Works: Interleaved Read-Write Loops vs. a Two-Phase Read-Only Plan Lock (-94.8% Input Tokens)](https://tappers.hashnode.dev/e26-two-phase-readonly-plan-lock?utm_source=hashnode&utm_medium=feed)

💡 AI Labo Benchmark Series — Experiment E26 (Orchestration & Phase Gates) This post is part of our empirical benchmark series testing AI coding agent harness patterns inside network-isolated Proxmox

10h ago · 7 min read · tappers.hashnode.dev  
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