41 lines
1.3 KiB
Markdown
41 lines
1.3 KiB
Markdown
---
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title: "Token-Light Design"
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type: concept
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tags: [optimization, memory, cost-efficiency]
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sources: [overnight-mini-app-builder]
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last_updated: 2026-04-22
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---
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## Definition
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Token-Light Design 是一种 AI Agent 记忆系统的令牌优化策略——保持高频加载文件(如 `AUTONOMOUS.md`)在精简行数以内,避免每次心跳轮询时消耗过多上下文令牌,从而降低 LLM 调用成本。
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## Aliases
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- Token 优化
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- 令牌效率设计
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- Lightweight Memory File
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## Core Principle
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**AUTONOMUS.md 应保持在约 50 行以内**,包含:
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- 目标(一行描述)
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- 开放待办 backlog(简洁列表)
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已完成的任务**不**存入高频文件,而是:
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- 追加到 `memory/tasks-log.md`(append-only,仅需要时读取)
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- 或存档到专用文件(按需读取)
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## Why It Matters
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在 OpenClaw 等框架中:
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1. 每次心跳轮询(heartbeat poll)需要加载 `AUTONOMOUS.md`
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2. 文件越大 → 上下文越长 → 令牌越多 → 成本越高
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3. 已完成任务长期积累会使文件膨胀
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## Key Relationships
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- [[Sub-Agent Race Condition]] — 两者共同构成 AUTONOMOUS.md 的最佳实践
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- [[Cumulative Memory]] — 对立面:强调累积记忆的丰富性
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- [[overnight-mini-app-builder]] — 本概念的来源场景
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