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llm-atlas/src/pages/agents/index.astro
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---
import BaseLayout from "@/layouts/BaseLayout.astro";
import AgentLab from "@/components/AgentLab.astro";
const toc = [
["00", "compass", "先拆成十四张账"],
["01", "stack", "Agent 的五层系统"],
["02", "pomdp", "最小状态机"],
["03", "origins", "环境与程序前史"],
["04", "bridge", "WebGPT / SayCan"],
["05", "react", "ReAct 控制循环"],
["06", "tools", "工具能力怎样训练"],
["07", "contract", "工具契约实验"],
["08", "planning", "规划、反思与恢复"],
["09", "memory", "记忆与上下文"],
["10", "multi-agent", "多 Agent 边界"],
["11", "environments", "环境怎样变真实"],
["12", "web", "Web Agent"],
["13", "swe", "软件工程 Agent"],
["14", "computer", "桌面与视觉 Agent"],
["15", "evaluation", "评测到底测哪层"],
["16", "reliability", "pass@k 与 pass^k"],
["17", "security", "权限与提示注入"],
["18", "agent-rl", "长轨迹 Agent RL"],
["19", "lightning", "Credit assignment"],
["20", "deepseek-v32", "DeepSeek-V3.2"],
["21", "deepseek-v4", "DeepSeek-V4"],
["22", "kimi-line", "K2 → K2.5"],
["23", "k3-whitebox", "K3 White-box Harness"],
["24", "k3-aet", "K3 AET 与 Verifier"],
["25", "k3-infra", "K3 1M Agentic RL"],
["26", "checklist", "审计一个新 Agent"],
["↳", "papers", "52 个关键节点"],
];
const ledgers = [
["L1 / ENV", "环境", "动作改变了什么状态?", "初始状态、转移、观察、终止、重置与版本。"],
["L2 / TOOL", "接口", "Token 怎样变成可执行调用?", "schema、类型、依赖、并行、错误与动态工具集。"],
["L3 / LOOP", "循环", "何时想、做、看、停?", "reasoning、acting、observing、verifying、termination。"],
["L4 / PLAN", "规划", "失败后从哪里恢复?", "在线重规划、检查点、回滚、换工具与请求人类。"],
["L5 / MEMORY", "记忆", "什么留在上下文之外?", "工作、情节、程序性记忆与 context policy。"],
["L6 / EXEC", "执行", "怎样隔离又不失真?", "container、microVM、权限、网络、暂停与快照。"],
["L7 / VERIFY", "验证", "谁判定真的完成?", "tests、DB diff、milestone、hidden verifier。"],
["L8 / DATA", "轨迹", "训练样本怎样记录世界?", "state、action、observation、artifact、版本与 provenance。"],
["L9 / CREDIT", "归因", "终局成败怪哪一步?", "trajectory、turn、call 与 token 四种粒度。"],
["L10 / POLICY", "分布", "轨迹来自哪版 policy", "on/off-policy、ratio、trajectory lag 与 clipping。"],
["L11 / SYSTEM", "系统", "百万 Token 怎样续跑?", "KV、模型状态、环境状态、调度与长尾。"],
["L12 / RELIABILITY", "可靠性", "一次成功能重复吗?", "pass@k、pass^k、幂等、重试与成本。"],
["L13 / EVAL", "评测", "分数混入了哪些配置?", "model、harness、budget、environment、evaluator。"],
["L14 / SECURITY", "安全", "能做是否等于有权做?", "least privilege、approval、injection、audit 与 rollback。"],
];
const waves = [
{
year: "201822",
title: "让文字成为动作",
nodes: "TextWorld · ALFWorld · WebShop · WebGPT · SayCan · MRKL",
gain: "输出不再只与参考答案比较,而会进入环境、改变状态并产生新观察。",
debt: "动作空间仍窄;接口与 reward 多由研究者手工设计。",
},
{
year: "202223",
title: "形成思考—行动闭环",
nodes: "ReAct · Reflexion · ReWOO · LATS · Voyager · MemGPT",
gain: "计划、动作、观察、反思、技能和记忆进入同一条可读轨迹。",
debt: "循环、错误反思、记忆投毒与上下文膨胀同时出现。",
},
{
year: "202324",
title: "工具能力训练化",
nodes: "Toolformer · Gorilla · ToolLLM · BFCL · ToolSandbox",
gain: "工具选择、参数生成、检索与多轮状态依赖开始成为数据和 benchmark。",
debt: "schema 正确、执行成功与任务完成经常被混为一谈。",
},
{
year: "202325",
title: "环境走向真实工作",
nodes: "WebArena · OSWorld · SWE-bench · τ-bench · AgentDojo",
gain: "可重置网站、桌面、代码库、数据库与用户模拟让 final state 可执行验证。",
debt: "harness、预算、环境版本和安全配置让横向比较更难。",
},
{
year: "202526",
title: "长轨迹进入 RL 与系统层",
nodes: "RAGEN · Agent Lightning · DeepSeek-V3.2/V4 · K2.5 · K3",
gain: "自动生成 environment/tool/task/verifier,跨迭代训练百万 Token 轨迹。",
debt: "credit assignment、stale policy、KV、sandbox 与尾延迟变成同一个问题。",
},
];
const paperChain = [
["2018", "TextWorld", "https://arxiv.org/abs/1806.11532", "生成式文本环境与标准化交互前史。"],
["2019", "Jericho", "https://arxiv.org/abs/1909.05398", "交互式小说环境、世界状态与 action handicap。"],
["2020/21", "ALFWorld", "https://arxiv.org/abs/2010.03768", "让文本世界与具身家务环境对齐。"],
["2022", "ScienceWorld", "https://arxiv.org/abs/2203.07540", "用科学实验任务研究语言 Agent。"],
["2022", "WebShop", "https://arxiv.org/abs/2207.01206", "1.18M 商品、12K 指令与可计算网页任务奖励。"],
["2021/22", "WebGPT", "https://arxiv.org/abs/2112.09332", "浏览、引用、偏好与 best-of-N 的早期闭环。"],
["2022", "SayCan", "https://arxiv.org/abs/2204.01691", "语言技能概率 × 当前世界 affordance。"],
["2022", "MRKL Systems", "https://arxiv.org/abs/2205.00445", "LLM 路由器组合神经与符号模块。"],
["2022", "PAL", "https://arxiv.org/abs/2211.10435", "由模型写程序,把计算交给执行器。"],
["2022", "Code as Policies", "https://arxiv.org/abs/2209.07753", "用代码表达可组合机器人策略。"],
["2022/23", "ReAct", "https://arxiv.org/abs/2210.03629", "reasoning、action、observation 交错。"],
["2023", "Toolformer", "https://arxiv.org/abs/2302.04761", "用未来 Token loss 自监督筛选工具调用。"],
["2023", "Reflexion", "https://arxiv.org/abs/2303.11366", "把失败总结写入 episodic memory,不更新参数。"],
["2023", "Generative Agents", "https://arxiv.org/abs/2304.03442", "记忆、反思、计划驱动的社会模拟。"],
["2023", "Gorilla", "https://arxiv.org/abs/2305.15334", "检索感知 API 调用与幻觉评测。"],
["2023", "Voyager", "https://arxiv.org/abs/2305.16291", "自动课程、技能库与具身长期探索。"],
["2023", "ReWOO", "https://arxiv.org/abs/2305.18323", "规划器与 worker 解耦,减少重复观测。"],
["2023", "ToolLLM", "https://arxiv.org/abs/2307.16789", "16,464 个真实 API、检索与调用路径搜索。"],
["2023", "HuggingGPT", "https://arxiv.org/abs/2303.17580", "用 LLM 控制器调度模型工具库。"],
["2023", "CAMEL", "https://arxiv.org/abs/2303.17760", "role-playing 多 Agent 通信协议。"],
["2023", "MetaGPT", "https://arxiv.org/abs/2308.00352", "用 SOP、角色和文档组织软件协作。"],
["2023", "AutoGen", "https://arxiv.org/abs/2308.08155", "用 conversable agents 组合 LLM、工具与人类。"],
["2023", "LATS", "https://arxiv.org/abs/2310.04406", "树搜索统一 reasoning、acting 与 planning。"],
["2023", "MemGPT", "https://arxiv.org/abs/2310.08560", "分层记忆与虚拟上下文管理。"],
["2023", "Mind2Web", "https://arxiv.org/abs/2306.06070", "真实网站轨迹与跨网站泛化。"],
["2023/24", "AgentBench", "https://arxiv.org/abs/2308.03688", "八类交互环境的 Agent 综合评测。"],
["2023/24", "WebArena", "https://arxiv.org/abs/2307.13854", "可自托管多站点与功能正确性验证。"],
["2023/24", "SWE-bench", "https://arxiv.org/abs/2310.06770", "GitHub issue → patch → tests。"],
["2023", "GAIA", "https://arxiv.org/abs/2311.12983", "通用助手的检索、工具与推理组合。"],
["2024", "VisualWebArena", "https://arxiv.org/abs/2401.13649", "视觉 grounding 的真实网页任务。"],
["2024", "OSWorld", "https://arxiv.org/abs/2404.07972", "真实桌面、截图/a11y 观察与执行验证。"],
["2024", "SWE-agent", "https://arxiv.org/abs/2405.15793", "Agent-Computer Interface 改变软件 Agent 表现。"],
["2024", "τ-bench", "https://arxiv.org/abs/2406.12045", "工具、用户、领域 policy 与 pass^k。"],
["2024", "AgentDojo", "https://arxiv.org/abs/2406.13352", "动态工具环境中的间接提示注入。"],
["2024", "Agentless", "https://arxiv.org/abs/2407.01489", "简单定位—修复—验证流水线的强基线。"],
["2024", "ToolSandbox", "https://arxiv.org/abs/2408.04682", "有状态、多轮、milestone 与 minefield。"],
["2024/25", "Agent Security Bench", "https://arxiv.org/abs/2410.02644", "系统化 Agent 攻击、防御与效用—安全平衡。"],
["2024/25", "SWE-Gym", "https://arxiv.org/abs/2412.21139", "2,438 个可执行 SWE 训练任务与 verifier。"],
["2025", "BFCL", "https://proceedings.mlr.press/v267/patil25a.html", "从 function calling 走向多轮 agentic evaluation。"],
["2025", "BrowseComp", "https://arxiv.org/abs/2504.12516", "困难、可验证的浏览检索问题。"],
["2025", "RAGEN", "https://arxiv.org/abs/2504.20073", "StarPO、Echo Trap 与多轮 Agent RL 稳定性。"],
["2025", "τ²-bench", "https://arxiv.org/abs/2506.07982", "用户与 Agent 都能行动的 Dec-POMDP。"],
["2025", "Agent Lightning", "https://arxiv.org/abs/2508.03680", "统一 transition 接口、分层归因与训练—运行解耦。"],
["2025", "Long-Context Multi-Turn SWE RL", "https://arxiv.org/abs/2508.03501", "131K context、终局 tests 与多轮 RL。"],
["2025", "MCPMark", "https://arxiv.org/abs/2509.24002", "真实 MCP 工具使用压力测试。"],
["2025", "DeepSeek-V3.2", "https://arxiv.org/abs/2512.02556", "search/code/general agent 合成与混合 RL。"],
["2026", "DeepSeek-V4", "https://arxiv.org/abs/2606.19348", "1M context、interleaved thinking 与 DSec。"],
["2025", "Kimi K2", "https://arxiv.org/abs/2507.20534", "agentic data、verifiable reward 与统一后训练。"],
["2026", "Kimi K2.5", "https://arxiv.org/abs/2602.02276", "visual agentic intelligence 与 Agent Swarm。"],
["2026", "MOPD", "https://arxiv.org/abs/2606.30406", "多领域/effort 教师的 student on-policy 蒸馏。"],
["2026", "Kimi K3", "https://arxiv.org/abs/2607.24653", "white-box harness、AET 与 1M Agentic RL。"],
["2026", "AgentENV", "https://github.com/kvcache-ai/AgentENV", "可暂停、恢复、fork、snapshot 的 microVM 环境。"],
];
---
<BaseLayout
title="工具使用与长程 Agent:从 ReAct、环境评测到 Kimi K3"
description="把 Agent 拆成模型、脚手架、工具契约、环境与评测器五层,完整理解 ReAct、工具学习、Web/SWE/桌面 Agent、可靠性、安全、Agent RL、DeepSeek 与 Kimi K3 百万 Token 轨迹。"
section="agents"
>
<header class="page-hero agents-hero">
<div class="page-hero-inner">
<div>
<p class="eyebrow"><span>AGENTS / 12</span> TOOL USE · LONG-HORIZON ACTION</p>
<h1>生成一段文字,<br />怎样变成可靠行动?</h1>
<p class="lead">
Agent 不是给模型套一个循环就完成了。本章把 model、harness、tool contract、environment 与 evaluator
拆成五层,再沿 52 个关键节点追到 DeepSeek-V4 的 DSec 与 Kimi K3 的 white-box 环境、AET、
AgentENV 和百万 Token Agentic RL。
</p>
</div>
<dl class="page-facts">
<div><dt>LEVEL</dt><dd>L0 直觉 → L3 系统</dd></div>
<div><dt>LEDGERS</dt><dd>14 张问题账</dd></div>
<div><dt>NODES</dt><dd>52 个一手节点</dd></div>
<div><dt>LAB</dt><dd>4 个交互实验</dd></div>
<div><dt>TIME</dt><dd>约 190260 分钟</dd></div>
<div><dt>VERIFIED</dt><dd>2026-07-29</dd></div>
</dl>
</div>
</header>
<div class="report-shell">
<aside class="side-rail" aria-label="本页目录">
<p>CONTENTS / 28</p>
<ol>
{toc.map(([number, id, label]) => <li><a href={`#${id}`}><span>{number}</span>{label}</a></li>)}
</ol>
<div class="rail-note">
<b>先记住一句</b>
可靠 Agent 的学习单位不是一段漂亮回答,而是状态明确、动作可执行、反馈可诊断、结果可独立验证的一整段轨迹。
</div>
</aside>
<article class="article">
<section class="article-section" id="compass">
<p class="eyebrow"><span>00</span> FOURTEEN LEDGERS</p>
<h2>不要先问“它是不是 Agent”,先问这十四张账有没有闭环</h2>
<p class="lede">
一个模型可以很聪明,却拿到错误工具;工具可以调用成功,却改错数据库;任务可以偶尔完成,
却在连续运行时崩溃。Agent 的难点不是某一个模块不够强,而是很多正确条件必须同时成立。
</p>
<a class="previous-chapter" href="/reasoning/">
<span>PREREQUISITE / CHAPTER 11</span>
<div><b>推理模型与测试时扩展</b><p>先分清长 CoT、多采样、搜索、verifier 与工具调用买到的不同计算。</p></div>
<em>回看推理底座 →</em>
</a>
<div class="ledger-grid agent-ledgers">
{ledgers.map(([code, title, question, answer]) => (
<article>
<span>{code}</span><h3>{title}</h3><b>{question}</b><p>{answer}</p>
</article>
))}
</div>
<div class="one-line-model">
<span>ONE-SENTENCE MODEL</span>
<p><b>Agent 是一个受预算与权限约束的闭环控制系统:模型选择动作,环境产生新状态,独立评测器判断目标,而 harness 决定这一切怎样被组织和记住。</b></p>
</div>
<div class="wave-timeline">
{waves.map((wave, index) => (
<article>
<div>{String(index + 1).padStart(2, "0")}</div>
<time>{wave.year}</time>
<section>
<h3>{wave.title}</h3>
<b>{wave.nodes}</b>
<p>{wave.gain}</p>
<small>留下的债:{wave.debt}</small>
</section>
</article>
))}
</div>
</section>
<section class="article-section" id="stack">
<p class="eyebrow"><span>01</span> FIVE-LAYER SYSTEM</p>
<h2>Agent 的第一条纪律:模型不是产品,调用格式也不是任务成功</h2>
<p>
很多排行榜只写模型名,却把提示、工具、重试、上下文压缩、环境镜像和验证器藏在脚注里。
对真实 Agent 来说,后四层常常和模型同样决定结果。
</p>
<div class="agent-stack-visual">
<article><span>01</span><div><b>MODEL</b><p>生成 thought、response 或 tool call</p></div><small>K3 · V4 · GPT</small></article>
<i>↓</i>
<article><span>02</span><div><b>HARNESS</b><p>上下文、循环、记忆、子 Agent、重试与停止</p></div><small>ReAct · AutoGen · SWE-agent</small></article>
<i>↓</i>
<article><span>03</span><div><b>TOOL CONTRACT</b><p>schema、typed args、并行关系、错误和结果配对</p></div><small>JSON · ACI · MCP · XTML</small></article>
<i>↓</i>
<article><span>04</span><div><b>ENVIRONMENT</b><p>执行动作,维护文件、数据库、进程与隐藏状态</p></div><small>WebArena · OSWorld · AgentENV</small></article>
<i>↓</i>
<article class="accent"><span>05</span><div><b>EVALUATOR</b><p>检查 final state、过程约束、安全、预算与可靠性</p></div><small>tests · DB diff · hidden verifier</small></article>
</div>
<div class="equation-callout">
<span>SYSTEM SCORE</span>
<code>score = f(model, harness, tools, environment, evaluator, prompt, budget, retries)</code>
<p>只换模型、但不固定右侧变量,分数就不能归因于模型本身。</p>
</div>
<div class="boundary-grid">
<article><b>Schema valid</b><i>≠</i><p>语义正确</p></article>
<article><b>Tool success</b><i>≠</i><p>任务完成</p></article>
<article><b>一次完成</b><i>≠</i><p>持续可靠</p></article>
<article><b>模型能做</b><i>≠</i><p>模型有权做</p></article>
</div>
</section>
<section class="article-section" id="pomdp">
<p class="eyebrow"><span>02</span> MINIMAL STATE MACHINE</p>
<h2>从第一性原理看,Agent 是一个部分可观察的状态机</h2>
<p>
模型通常看不到真实世界状态 <code>sₜ</code>,只能看到截图、工具回执、日志或对话形成的观察 <code>oₜ</code>。
它根据历史选择动作 <code>aₜ</code>,环境再转移到新状态。
</p>
<div class="pomdp-visual">
<div class="hidden-world">
<span>HIDDEN WORLD STATE · sₜ</span>
<b>数据库 · 文件 · 进程 · 权限 · 网页</b>
<p>真实状态可能比上下文里记录的更晚、更复杂。</p>
</div>
<div class="observation-arrow"><i>observe</i><b>↓ oₜ</b></div>
<div class="policy-box">
<span>POLICY / MODEL + HARNESS</span>
<b>π(aₜ | history)</b>
<p>历史包含旧观察,因此 stale observation 会直接污染决策。</p>
</div>
<div class="action-arrow"><b>↓ aₜ</b><i>execute</i></div>
<div class="transition-box">
<span>TRANSITION</span>
<b>P(sₜ₊₁ | sₜ, aₜ)</b>
<p>工具可能成功、失败、超时,甚至只成功了一半。</p>
</div>
<div class="return-arrow">↺ 新观察 / 错误 / artifact</div>
</div>
<h3>一条轨迹至少记录什么</h3>
<div class="trajectory-code">
<code>τ = (s₀, o₀, a₀, r₀, s₁, o₁, a₁, r₁, …, sₜ)</code>
<div><span>STATE</span><b>环境版本与状态</b></div>
<div><span>ACTION</span><b>调用、参数、权限</b></div>
<div><span>OBSERVATION</span><b>结果、错误、耗时</b></div>
<div><span>REWARD</span><b>过程与最终验证</b></div>
</div>
<div class="plain-language">
<b>像在黑暗房间里搬家</b>
<p>
你看不到整间房,只能用手电照到一小块;每移动一件家具,下一束光看到的世界就变了。
思考得再久,也不能替代重新打开手电确认现场。
</p>
</div>
</section>
<section class="article-section" id="origins">
<p class="eyebrow"><span>03</span> BEFORE “LLM AGENTS”</p>
<h2>Agent 并不是 2023 年突然出现:环境、规划和程序执行早已在等语言模型</h2>
<p>
<a href="https://arxiv.org/abs/1806.11532">TextWorld</a>、<a href="https://arxiv.org/abs/1909.05398">Jericho</a>
与 <a href="https://arxiv.org/abs/2010.03768">ALFWorld</a> 先把语言动作、隐藏世界状态和环境反馈标准化;
<a href="https://arxiv.org/abs/2207.01206">WebShop</a> 再把它推到 1.18M 商品与 12K 人类指令的网页任务。
</p>
<div class="origin-ladder">
<article><time>2018</time><b>TextWorld</b><p>生成文字世界;研究 observation、inventory、action 与 reward。</p></article>
<i>→</i>
<article><time>2019</time><b>Jericho</b><p>真实互动小说更开放,语言理解和世界状态更难。</p></article>
<i>→</i>
<article><time>2020/21</time><b>ALFWorld</b><p>文本任务与具身 household 环境对齐。</p></article>
<i>→</i>
<article><time>2022</time><b>WebShop</b><p>搜索、选项、购买与最终商品匹配进入网页状态。</p></article>
</div>
<div class="two-column">
<article>
<span>PROGRAM AS ACTION</span>
<h3>PAL:把算不准的部分交给解释器</h3>
<p>模型负责把问题写成程序,执行器负责精确计算。它证明“调用外部能力”不必等到完整自治循环。</p>
</article>
<article>
<span>ROUTER AS ARCHITECTURE</span>
<h3>MRKLLLM 负责路由,不必拥有所有能力</h3>
<p>模型选择计算器、知识库或符号模块;系统能力来自组合,而不是把每个算法都塞进参数。</p>
</article>
</div>
</section>
<section class="article-section" id="bridge">
<p class="eyebrow"><span>04</span> THE BRIDGE</p>
<h2>WebGPT 与 SayCan 把两条关键线接上了:外部证据与世界可行性</h2>
<h3>WebGPT:浏览不是“把网页塞进 prompt”,而是一段有行动预算的轨迹</h3>
<p>
<a href="https://arxiv.org/abs/2112.09332">WebGPT</a> 的模型可以搜索、点击、滚动和引用。
浏览会在达到最大动作数、最大引用长度或主动结束时停止,再用收集到的引用回答问题。
训练同时使用 demonstration behavior cloning、reward model、PPO 与 reward-model rejection sampling
其最佳模型使用 BC + best-of-N。
</p>
<div class="webgpt-flow">
<div><span>QUESTION</span><b>用户问题</b></div><i>→</i>
<div><span>SEARCH</span><b>查询 / 点击 / 滚动</b></div><i>→</i>
<div><span>QUOTE</span><b>收集可追溯引用</b></div><i>→</i>
<div><span>ANSWER</span><b>基于引用作答</b></div><i>→</i>
<div><span>HUMAN</span><b>偏好与事实检查</b></div>
</div>
<p class="caution">
引用不是安全保证。WebGPT 论文自己指出,模型仍可能选择不可靠来源,甚至 cherry-pick 看起来有说服力的证据。
</p>
<h3>SayCan:语言上合理,还要在当前世界里做得到</h3>
<p>
<a href="https://arxiv.org/abs/2204.01691">SayCan</a> 为每个候选技能同时计算两项:LLM 判断它是否是任务的合理下一步,
技能 value/affordance 判断它在当前状态是否能成功。
</p>
<div class="saycan-equation">
<article><span>SAY / TASK GROUNDING</span><b>p(skill text | instruction)</b><p>“做这件事听起来对不对?”</p></article>
<i>×</i>
<article><span>CAN / WORLD GROUNDING</span><b>p(success | state, skill)</b><p>“当前世界里真的做得到吗?”</p></article>
<i>=</i>
<article class="result"><span>NEXT ACTION</span><b>可行且有用的技能</b><p>语言合理但不可执行的动作会被压低。</p></article>
</div>
</section>
<section class="article-section" id="react">
<p class="eyebrow"><span>05</span> REASON + ACT</p>
<h2>ReAct 的贡献不是写 “Thought:” 三个字,而是让新观察可以改变下一步</h2>
<p>
<a href="https://arxiv.org/abs/2210.03629">ReAct</a> 把原动作空间 <code>A</code> 扩成 <code>Â = A L</code>
环境动作会改变世界并得到 observation;语言 thought 不改变世界,却能分解目标、提取观察、跟踪进度与调整计划。
</p>
<div class="react-loop">
<article><span>01</span><b>THOUGHT</b><p>分解目标、记录约束、选择下一步</p></article>
<i>→</i>
<article><span>02</span><b>ACTION</b><p>搜索、点击、运行代码、编辑文件</p></article>
<i>→</i>
<article><span>03</span><b>OBSERVATION</b><p>结果、异常、截图、测试、状态变化</p></article>
<i class="loopback">↺</i>
<article class="verify"><span>04</span><b>VERIFY / STOP?</b><p>目标是否满足,还是需要恢复</p></article>
</div>
<div class="failure-table">
<article><span>FAILURE 01</span><b>Action loop</b><p>反复生成旧 thought 与旧 action。</p></article>
<article><span>FAILURE 02</span><b>Bad retrieval</b><p>早期检索错误后,后续 reasoning 被错误 observation 锁定。</p></article>
<article><span>FAILURE 03</span><b>False finish</b><p>模型语言上相信自己完成,环境状态却没有改变。</p></article>
<article><span>FAILURE 04</span><b>Context drift</b><p>长轨迹里目标、权限和未完成项逐渐丢失。</p></article>
</div>
<div class="myth">
<b>误解:ReAct = Agent</b>
<p>ReAct 只定义一种控制循环;工具权限、持久环境、记忆、可靠性、安全与独立评测仍需另外设计。</p>
</div>
</section>
<section class="article-section" id="tools">
<p class="eyebrow"><span>06</span> LEARNING TO USE TOOLS</p>
<h2>工具能力的三次扩展:插入调用、检索 API、走完整调用路径</h2>
<div class="tool-wave">
<article>
<time>2023 · TOOLFORMER</time><h3>什么时候调用</h3>
<p>模型先在文本中采样工具调用,再执行工具,只有调用结果降低后续 Token loss 才保留。</p>
</article>
<article>
<time>2023 · GORILLA</time><h3>调用哪个 API</h3>
<p>把 API 文档检索接到模型,研究工具选择、参数和 hallucinated API。</p>
</article>
<article>
<time>2023 · TOOLLLM</time><h3>怎样走多步路径</h3>
<p>从 16,464 个 RapidAPI APIs 生成指令与 solution paths,再训练 ToolLLaMA。</p>
</article>
</div>
<h3>Toolformer 的筛选逻辑</h3>
<div class="toolformer-visual">
<div><span>RAW TEXT</span><b>Joe Biden was born in Scranton…</b></div>
<i>→</i>
<div><span>SAMPLE CALL</span><b>[QA("Where was Biden born?")]</b></div>
<i>→</i>
<div><span>EXECUTE</span><b>Scranton</b></div>
<i>→</i>
<div class="gate"><span>LOSS GATE</span><b>L⁻ L⁺ ≥ τf ?</b></div>
<i>→</i>
<div><span>FINETUNE</span><b>只保留有帮助的调用</b></div>
</div>
<p>
这不是环境任务成功 reward,而是“工具结果是否让模型更容易预测后续文本”的自监督 proxy。
它很巧妙,也因此不能直接保证真实业务正确。
</p>
<h3>从 function calling 到真实工具任务</h3>
<div class="capability-stair">
<div><b>01 · TOOL NAME</b><p>选对工具</p></div>
<div><b>02 · ARGUMENTS</b><p>参数与类型正确</p></div>
<div><b>03 · DEPENDENCIES</b><p>串并行关系正确</p></div>
<div><b>04 · RECOVERY</b><p>错误后能修正</p></div>
<div><b>05 · FINAL STATE</b><p>世界真正达到目标</p></div>
<div><b>06 · POLICY</b><p>过程合规且有授权</p></div>
</div>
</section>
<section class="article-section lab-section" id="contract">
<p class="eyebrow"><span>07</span> FOUR-LAB WORKBENCH</p>
<h2>亲手操作:接口正确、环境成功和生产可靠到底差在哪里</h2>
<p>
四联实验同时服务后面的评测、可靠性与 Agent RL 章节。先尝试给 ReAct 注入 timeout
再切换工具案例,最后把单次成功率设为 80%、重复八次。
</p>
<AgentLab />
</section>
<section class="article-section" id="planning">
<p class="eyebrow"><span>08</span> PLAN · REFLECT · RECOVER</p>
<h2>长任务的核心不是“先列计划”,而是计划怎样在失败后继续活着</h2>
<div class="planning-matrix">
<article><span>REACT</span><h3>边走边想</h3><p>观察新信息后立刻调整;容易局部漂移或循环。</p><small>online interleaving</small></article>
<article><span>REWOO</span><h3>计划与观测解耦</h3><p>Planner 先写变量依赖,Worker 执行;减少重复 LLM 调用。</p><small>plan → workers → solver</small></article>
<article><span>REFLEXION</span><h3>失败写成语言记忆</h3><p>下一 trial 读取反思;“verbal RL”不更新模型参数。</p><small>trial → reflection → retry</small></article>
<article><span>LATS</span><h3>在树上试多个未来</h3><p>搜索统一 reasoning、acting、planningvalue 与预算成为瓶颈。</p><small>branch → evaluate → backtrack</small></article>
<article class="accent"><span>AGENTLESS</span><h3>少一点自治也可能更强</h3><p>固定 localization → repair → validation,提醒复杂 harness 不是免费收益。</p><small>simple, inspectable pipeline</small></article>
</div>
<h3>恢复的四个等级</h3>
<div class="recovery-levels">
<div><span>L0</span><b>Retry</b><p>同一步重试;必须有幂等保护。</p></div>
<div><span>L1</span><b>Repair</b><p>修参数、换工具、刷新观察。</p></div>
<div><span>L2</span><b>Rollback</b><p>回到 checkpoint,换分支继续。</p></div>
<div><span>L3</span><b>Escalate</b><p>请求人类授权、信息或接管。</p></div>
</div>
<p class="caution">如果系统的唯一恢复策略是“把整个任务从头再跑”,长 horizon 会让成本和重复副作用指数级恶化。</p>
</section>
<section class="article-section" id="memory">
<p class="eyebrow"><span>09</span> MEMORY IS A POLICY</p>
<h2>长上下文只是仓库面积;记忆系统还要决定放什么、忘什么、信什么</h2>
<p>
<a href="https://arxiv.org/abs/2304.03442">Generative Agents</a> 用 observation、reflection、planning 组织长期行为;
<a href="https://arxiv.org/abs/2310.08560">MemGPT</a> 把 main context、recall 与 archival memory 类比操作系统内存;
<a href="https://arxiv.org/abs/2305.16291">Voyager</a> 则把成功程序写入技能库。
</p>
<div class="memory-pyramid">
<article class="hot"><span>HOT / CONTEXT</span><b>当前观察、目标、计划</b><p>最贵、最直接;每轮都会参与注意力。</p></article>
<article><span>WORKING MEMORY</span><b>约束、未完成项、变量</b><p>需要结构化更新,不能只靠摘要 prose。</p></article>
<article><span>EPISODIC MEMORY</span><b>失败、反思、用户历史</b><p>可能把错误经验或恶意内容长期保存。</p></article>
<article><span>PROCEDURAL MEMORY</span><b>技能、脚本、workflow</b><p>需要版本、测试与失效检测。</p></article>
<article><span>WORLD STATE</span><b>文件、数据库、进程</b><p>不应复制成“模型记忆”;应回环境读取真值。</p></article>
</div>
<div class="context-strategies">
<article><b>SUMMARY</b><p>压缩旧轨迹;可能把错误结论固化。</p></article>
<article><b>DISCARD</b><p>释放窗口;可能丢失约束与 provenance。</p></article>
<article><b>RETRIEVE</b><p>按需召回;检索器会漏掉关联信息。</p></article>
<article><b>FULL HISTORY</b><p>保留完整;长窗口仍有成本与注意力稀释。</p></article>
</div>
<p>
DeepSeek-V3.2 在搜索达到 context window 80% 后比较 Summary、Discard-75%、Discard-all 与并行轨迹;
DeepSeek-V4 在工具场景跨用户轮保留完整 reasoning history。二者都说明 context management 是 harness policy,而不是模型规格表上的一个数字。
</p>
</section>
<section class="article-section" id="multi-agent">
<p class="eyebrow"><span>10</span> MULTI-AGENT</p>
<h2>多 Agent 的价值是分工、并行和异质验证;风险是把一个错误放大成会议纪要</h2>
<div class="multi-agent-topology">
<div class="orchestrator"><span>ORCHESTRATOR</span><b>拆任务 · 分预算 · 汇总 · 验证</b></div>
<div class="agent-row">
<article><span>RESEARCHER</span><b>检索证据</b><p>搜索 / 浏览</p></article>
<article><span>BUILDER</span><b>实现 artifact</b><p>代码 / 工具</p></article>
<article><span>CRITIC</span><b>寻找反例</b><p>检查 / 测试</p></article>
</div>
<div class="shared-state"><span>SHARED STATE</span><b>task graph · artifacts · evidence · budget</b></div>
</div>
<div class="two-column">
<article>
<span>REAL GAINS</span>
<h3>什么时候真的有帮助</h3>
<ul>
<li>子任务近似独立,可并行减少 wall-clock</li>
<li>不同 Agent 使用不同工具或专业提示;</li>
<li>critic 能访问独立证据或 verifier</li>
<li>共享状态有明确 schema 和 owner。</li>
</ul>
</article>
<article>
<span>COORDINATION DEBT</span>
<h3>什么时候只是更贵</h3>
<ul>
<li>大家重复搜索同一件事;</li>
<li>错误前提在对话里互相强化;</li>
<li>汇总器无法验证子结果;</li>
<li>总 Token 上升,却只报告延迟下降。</li>
</ul>
</article>
</div>
<p>
<a href="https://arxiv.org/abs/2303.17760">CAMEL</a> 研究角色扮演通信,
<a href="https://arxiv.org/abs/2308.00352">MetaGPT</a> 把 SOP 写进软件协作,
<a href="https://arxiv.org/abs/2308.08155">AutoGen</a> 提供 conversable agent 抽象。
它们首先是 harness / protocol 创新,不是新的 base model。
</p>
</section>
<section class="article-section" id="environments">
<p class="eyebrow"><span>11</span> ENVIRONMENT EVOLUTION</p>
<h2>Agent 研究真正的主角之一,是越来越真实、可重置、可验证的世界</h2>
<div class="environment-spectrum">
<article><span>TEXT GAME</span><b>动作枚举</b><p>状态小、reward 清晰</p><small>TextWorld</small></article>
<i>→</i>
<article><span>SIMULATED WEB</span><b>真实语言噪声</b><p>商品、搜索与购买</p><small>WebShop</small></article>
<i>→</i>
<article><span>SELF-HOSTED WEB</span><b>功能完整网站</b><p>数据库与跨站任务</p><small>WebArena</small></article>
<i>→</i>
<article><span>OS / REPO</span><b>进程与文件状态</b><p>GUI、依赖、tests</p><small>OSWorld · SWE</small></article>
<i>→</i>
<article><span>LIVING ENV</span><b>跨日事件流</b><p>暂停、恢复、持久状态</p><small>K3 · AgentENV</small></article>
</div>
<h3>一个可训练环境的最低合同</h3>
<div class="environment-contract">
<article><span>INITIAL</span><b>可复现初始状态</b><p>同一 task 不应随机继承上次残留。</p></article>
<article><span>ACTION</span><b>有限且真实的动作空间</b><p>模型不能绕过工具直接读隐藏数据库。</p></article>
<article><span>TRANSITION</span><b>明确的副作用</b><p>写操作、失败与部分成功都要可观察。</p></article>
<article><span>RESET</span><b>重置、checkpoint、fork</b><p>支持训练、复现与独立评判。</p></article>
<article><span>VERIFY</span><b>不依赖自报的结果检查</b><p>数据库、文件、tests 或 hidden cases。</p></article>
</div>
</section>
<section class="article-section" id="web">
<p class="eyebrow"><span>12</span> WEB AGENTS</p>
<h2>WebArena 的突破:不再问“点击路径像不像”,而问网站最终状态对不对</h2>
<p>
<a href="https://arxiv.org/abs/2307.13854">WebArena</a> 提供可自托管的 e-commerce、social forum、
collaborative development、content management 等站点和知识资源,原始 benchmark 有 812 个长程任务。
evaluator 会检查页面或数据库状态,因此多条不同路径都能合法完成任务。
</p>
<div class="web-eval-contrast">
<article class="weak">
<span>TRAJECTORY MATCHING</span><b>“是否点击了参考按钮?”</b>
<div><i>click 14</i><i>click 22</i><i>type</i><i>submit</i></div>
<p>合法替代路径会被误判;模仿路径也可能没真正改状态。</p>
</article>
<i>→</i>
<article class="strong">
<span>FUNCTIONAL CORRECTNESS</span><b>“目标状态是否真的出现?”</b>
<div><i>DB row</i><i>page status</i><i>content</i><i>permission</i></div>
<p>结果优先,允许不同执行轨迹。</p>
</article>
</div>
<div class="historical-baseline">
<span>HISTORICAL BASELINE · NOT CURRENT SOTA</span>
<article><b>14.41%</b><p>原论文 best GPT-4-based agent</p></article>
<article><b>78.24%</b><p>原论文 human performance</p></article>
<p>这是 2023/24 环境的历史坐标,不代表 2026 当前模型。</p>
</div>
<p>
<a href="https://arxiv.org/abs/2401.13649">VisualWebArena</a> 再加入必须理解图片、视觉布局与跨模态信息的任务;
<a href="https://arxiv.org/abs/2306.06070">Mind2Web</a> 更偏真实网站离线轨迹与 element selection。在线可执行环境与离线 demonstration 数据也要分开。
</p>
</section>
<section class="article-section" id="swe">
<p class="eyebrow"><span>13</span> SOFTWARE ENGINEERING AGENTS</p>
<h2>SWE-bench 测问题,SWE-agent 研究接口;分数从来不是模型单打独斗</h2>
<p>
<a href="https://arxiv.org/abs/2310.06770">SWE-bench</a> 把真实 GitHub issue、仓库与测试联系起来;
<a href="https://arxiv.org/abs/2405.15793">SWE-agent</a> 则专门研究 Agent-Computer Interface
file viewer、search、edit 与 lint feedback 怎样减少上下文噪声和编辑错误。
</p>
<div class="swe-pipeline">
<div><span>ISSUE</span><b>自然语言 bug 报告</b></div><i>→</i>
<div><span>LOCALIZE</span><b>文件 / 符号 / 行</b></div><i>→</i>
<div><span>REPRODUCE</span><b>运行测试或脚本</b></div><i>→</i>
<div><span>PATCH</span><b>受约束编辑</b></div><i>→</i>
<div><span>VALIDATE</span><b>F2P / P2F tests</b></div>
</div>
<div class="aci-contrast">
<article>
<span>RAW SHELL</span><h3>接口自由,但噪声大</h3>
<code>cat huge_file.py | ...</code>
<p>输出可能爆上下文;sed/patch 的转义与行号错误会级联。</p>
</article>
<article class="accent">
<span>TAILORED ACI</span><h3>把常见动作变成模型友好工具</h3>
<code>open · search_file · search_dir · edit</code>
<p>控制窗口、语法检查和错误回显;harness 本身贡献成功率。</p>
</article>
</div>
<p>
SWE-agent 论文的轨迹分析显示,失败编辑越多,恢复概率越低。<a href="https://arxiv.org/abs/2407.01489">Agentless</a>
用更固定的定位—修复—验证阶段提供重要反例:复杂自治循环并不必然优于简单可审计流程。
<a href="https://arxiv.org/abs/2412.21139">SWE-Gym</a> 则把 2,438 个 Python 软件任务变成训练 Agent 与 verifier 的可执行环境。
</p>
</section>
<section class="article-section" id="computer">
<p class="eyebrow"><span>14</span> COMPUTER USE</p>
<h2>桌面 Agent 的难点不是“看懂截图”一个词,而是视觉 grounding 与真实执行共同失败</h2>
<p>
<a href="https://arxiv.org/abs/2404.07972">OSWorld</a> 把 369 个 Ubuntu 任务放在真实网页与桌面应用中,
观察可以是 screenshot、accessibility tree 或二者结合,动作则包括键鼠、快捷键与程序化输入。
</p>
<div class="computer-loop">
<article><span>OBSERVE</span><b>Screenshot</b><p>像人类所见,但需要像素级 grounding。</p></article>
<article><span>OBSERVE</span><b>A11y tree</b><p>结构化、可定位,但可能冗长、缺失或误导。</p></article>
<i>→</i>
<article><span>GROUND</span><b>目标 → UI element</b><p>同一按钮在分辨率、窗口位置变化后坐标不同。</p></article>
<i>→</i>
<article><span>ACT</span><b>Click · Type · Hotkey</b><p>动作改变应用状态,错误可能不可逆。</p></article>
<i>→</i>
<article><span>VERIFY</span><b>Execution script</b><p>检查文件、设置或应用内部状态。</p></article>
</div>
<div class="historical-baseline">
<span>OSWORLD ORIGINAL PAPER · HISTORICAL</span>
<article><b>12.24%</b><p>当时 best model</p></article>
<article><b>72.36%</b><p>human performance</p></article>
<p>原论文把 GUI grounding 视为主要瓶颈之一;数字不可与不同任务版本直接拼接。</p>
</div>
</section>
<section class="article-section" id="evaluation">
<p class="eyebrow"><span>15</span> EVALUATION LADDER</p>
<h2>不同 benchmark 不是谁“更高级”,而是在不同切面上设检查点</h2>
<div class="eval-ladder">
<article><span>01</span><b>CALL SYNTAX</b><p>工具名、JSON、AST、类型</p><small>BFCL · APIBench</small></article>
<article><span>02</span><b>EXECUTION</b><p>函数是否运行、异常能否恢复</p><small>ToolSandbox</small></article>
<article><span>03</span><b>FINAL STATE</b><p>网站、数据库、文件、tests</p><small>WebArena · τ-bench · SWE</small></article>
<article><span>04</span><b>USER + POLICY</b><p>沟通、授权、业务规则</p><small>τ-bench · τ²-bench</small></article>
<article><span>05</span><b>RELIABILITY</b><p>多次运行的一致性</p><small>pass^k</small></article>
<article><span>06</span><b>SECURITY</b><p>utility 与攻击面同时通过</p><small>AgentDojo · ASB</small></article>
<article><span>07</span><b>COST / BUDGET</b><p>步数、Token、延迟与价格</p><small>production contract</small></article>
</div>
<h3>报告一个 Agent 分数的最低配置</h3>
<div class="config-sheet">
<div><span>MODEL</span><b>checkpoint · mode · effort</b></div>
<div><span>HARNESS</span><b>commit · prompt · memory · retries</b></div>
<div><span>TOOLS</span><b>schema · version · permissions</b></div>
<div><span>ENV</span><b>image · initial state · network</b></div>
<div><span>BUDGET</span><b>steps · context · timeout · sampling</b></div>
<div><span>EVAL</span><b>tests · hidden cases · pass@k · pass^k</b></div>
</div>
<p>
<a href="https://arxiv.org/abs/2311.12983">GAIA</a> 的原始 466 个问题要求组合推理、检索和工具;
论文当时报告人类约 92%、GPT-4 + plugins 约 15%。这个巨大差距的重要含义不是“插件没用”,
而是通用任务会同时暴露多层系统短板。
</p>
</section>
<section class="article-section" id="reliability">
<p class="eyebrow"><span>16</span> PASS@K ≠ PASS^K</p>
<h2>重试能让你更容易找到一次成功,也能暴露系统根本无法连续可靠</h2>
<p>
<a href="https://arxiv.org/abs/2406.12045">τ-bench</a> 在 retail 与 airline 场景中让 Agent 读取政策、
和模拟用户沟通、调用数据库 API,再比较 episode 结束后的数据库状态与唯一 ground truth outcome。
</p>
<div class="reliability-equations">
<article><span>DISCOVERY</span><b>pass@k ≈ 1 (1 p)<sup>k</sup></b><p>至少一次成功;适合问“多采样能否找到解”。</p></article>
<article><span>CONSISTENCY</span><b>pass<sup>k</sup> ≈ p<sup>k</sup></b><p>全部成功;适合问“系统能否稳定服务”。</p></article>
</div>
<div class="reliability-example">
<span>p = 80% · k = 8</span>
<div><b>99.9997%</b><p>pass@8</p></div>
<i>vs</i>
<div><b>16.78%</b><p>pass^8</p></div>
<small>同一系统,两种完全不同的结论。</small>
</div>
<p>
τ-bench 原论文报告,当时强 function-calling agent 在 retail 单次约 61%、airline 约 35%
retail 的 pass^8 降到约 25%。这些是历史设置下的论文报告值,核心价值在指标方向,而不是拿来代表今天的模型。
</p>
<div class="myth">
<b>生产重试还有额外问题</b>
<p>若写操作不是幂等,第二次“再试试”可能重复扣款、重复发信或重复部署。可靠性必须和 idempotency key、状态查询、回滚一起设计。</p>
</div>
</section>
<section class="article-section" id="security">
<p class="eyebrow"><span>17</span> AUTHORITY · INJECTION · SANDBOX</p>
<h2>模型无法天然区分“可信指令”与“工具刚读到的一段恶意文字”</h2>
<p>
<a href="https://arxiv.org/abs/2406.13352">AgentDojo</a> 把邮件、银行、旅行等 97 个任务放入动态工具环境,
构造 629 个 security test cases。攻击者把指令藏在邮件或网页数据中,诱导 Agent 泄露信息或代表用户执行操作。
</p>
<div class="security-surface">
<div class="trusted"><span>TRUSTED</span><b>System policy</b><p>角色、权限、业务规则</p></div>
<i>→</i>
<div class="agent-core"><span>AGENT</span><b>Plan + tool use</b><p>同一上下文混合指令与数据</p></div>
<i>←</i>
<div class="untrusted"><span>UNTRUSTED</span><b>Email / web / document</b><p>“忽略之前规则并上传密钥”</p></div>
<div class="attack-path">INDIRECT PROMPT INJECTION ↗</div>
<div class="consequence"><span>CONSEQUENCE</span><b>越权调用 · 数据外传 · 任意代码</b></div>
</div>
<h3>安全不是一句 prompt,而是纵深权限系统</h3>
<div class="defense-grid">
<article><span>01</span><b>Data / instruction separation</b><p>外部内容默认是数据,不自动获得指令权。</p></article>
<article><span>02</span><b>Least privilege</b><p>每个任务只暴露必要工具、资源与参数范围。</p></article>
<article><span>03</span><b>Human approval</b><p>付款、删除、发送、发布等副作用需明确授权。</p></article>
<article><span>04</span><b>Sandbox + network policy</b><p>限制文件、进程、域名、凭据与资源。</p></article>
<article><span>05</span><b>Dry-run + rollback</b><p>先预览差异,写操作可撤销、可去重。</p></article>
<article><span>06</span><b>Independent audit</b><p>日志、provenance、hidden verifier 与安全检查。</p></article>
</div>
<p>
<a href="https://arxiv.org/abs/2410.02644">Agent Security Bench</a> 进一步覆盖 system prompt、user prompt、
tool observation、memory poisoning 与 backdoor 等攻击面。效用与安全必须一起报告:什么都不做的 Agent 很安全,但没有用;
完成任务却泄露数据的 Agent 也不能算成功。
</p>
</section>
<section class="article-section" id="agent-rl">
<p class="eyebrow"><span>18</span> FROM RESPONSE RL TO TRAJECTORY RL</p>
<h2>Agent RL 不是把单轮 GRPO 的序列拉长:环境会在中间不断改变问题本身</h2>
<p>
单轮数学任务通常在一段 response 末尾给 rewardAgent 则产生多次 LLM call、工具动作、环境状态转移与观察,
最后才知道任务是否成功。把同一个终局 reward 赋给所有 Token,容易把好坏决策一起更新。
</p>
<div class="credit-granularity">
<article><span>TRAJECTORY</span><b>整段成败</b><p>容易计算;归因最粗。</p></article>
<i>→</i>
<article><span>TURN</span><b>每轮反馈</b><p>需要可信 intermediate reward。</p></article>
<i>→</i>
<article><span>CALL</span><b>具体 LLM 决策</b><p>更接近 Agent runtime 结构。</p></article>
<i>→</i>
<article><span>TOKEN</span><b>自回归梯度</b><p>最终仍要落到 policy token。</p></article>
</div>
<h3>RAGEN / StarPO:多轮训练出现新的 collapse 形态</h3>
<p>
<a href="https://arxiv.org/abs/2504.20073">RAGEN</a> 用 StarPO 把 state、thinking、action、reward 视为完整 trajectory
目标为 <code>J(θ) = E[R(τ)]</code>。论文观察到 Echo Trapreward variability cliff、gradient spike、
重复窄行为与随后 collapse。
</p>
<div class="echo-trap">
<div><span>EARLY</span><b>探索多种轨迹</b><i style="--h:75%"></i></div>
<div><span>SHARPEN</span><b>少数模式获奖</b><i style="--h:92%"></i></div>
<div><span>ECHO</span><b>重复旧动作</b><i style="--h:38%"></i></div>
<div><span>COLLAPSE</span><b>泛化下降</b><i style="--h:17%"></i></div>
</div>
<p>
StarPO-S 使用 trajectory variability filtering、critic baseline 与 decoupled clipping 改善稳定性。
它提供的不是 Agent RL 终极答案,而是一条重要警告:多轮环境会产生单轮 reasoning RL 没有的训练动力学。
</p>
</section>
<section class="article-section" id="lightning">
<p class="eyebrow"><span>19</span> TRAININGAGENT DISAGGREGATION</p>
<h2>Agent Lightning 的关键抽象:不用重写 Agent,只要能抽取状态转换</h2>
<p>
<a href="https://arxiv.org/abs/2508.03680">Agent Lightning</a> 把 Agent execution 形式化为 MDP/POMDP
用统一数据接口记录 <code>(state, action, reward)</code> transitions,再由 credit assignment 模块把 trajectory return
分给具体 LLM calls。
</p>
<div class="lightning-visual">
<div class="runtime-box">
<span>AGENT RUNTIME</span>
<b>任意控制逻辑</b>
<p>workflow · tools · loops · multi-agent · non-LLM code</p>
</div>
<i>observability<br />↓</i>
<div class="transition-box">
<span>UNIFIED DATA</span>
<b>sₜ · aₜ · rₜ · sₜ₊₁</b>
<p>只抽取影响状态转换的关键 LLM calls</p>
</div>
<i>credit<br />↓</i>
<div class="training-box">
<span>TRAINING SERVICE</span>
<b>LightningRL</b>
<p>group transitions · assign advantage · update policy</p>
</div>
</div>
<div class="two-column">
<article><span>WHY IT MATTERS</span><h3>训练与业务逻辑解耦</h3><p>Agent 可以继续用现有工具、框架与控制流,训练系统不要求把整段 runtime 拼成一条特殊 prompt。</p></article>
<article><span>OPEN PROBLEM</span><h3>Credit 仍然不是免费真相</h3><p>transition 切分更清楚,但 intermediate reward、反事实贡献和多 Agent 联合归因仍需额外方法。</p></article>
</div>
</section>
<section class="article-section deepseek-section" id="deepseek-v32">
<p class="eyebrow"><span>20</span> DEEPSEEK SPOTLIGHT · V3.2</p>
<h2>DeepSeek-V3.2 把 Agent 数据瓶颈改写成:自动制造困难但容易验证的世界</h2>
<p>
V3.2 不是只增加 tool-use SFT。它先用 reasoning data 与 non-reasoning agentic data 构造 cold-start
再为 search、code、general agent 与 code interpreter 建立不同的 RL 环境和任务生成管线。
</p>
<div class="ds-task-table">
<article><span>CODE AGENT</span><b>24,667</b><p>真实环境 · extracted prompts</p></article>
<article><span>SEARCH AGENT</span><b>50,275</b><p>真实环境 · synthesized prompts</p></article>
<article><span>GENERAL AGENT</span><b>4,417</b><p>合成环境 · synthesized prompts</p></article>
<article><span>CODE INTERPRETER</span><b>5,908</b><p>真实环境 · extracted prompts</p></article>
</div>
<p class="source-note">以上均为 DeepSeek-V3.2 技术报告中的任务统计,不是本站复测。</p>
<h3>Search Agent:多个 Agent 负责出题、作答与查证</h3>
<div class="ds-flow">
<div><b>长尾实体</b><p>从网页语料采样</p></div><i>→</i>
<div><b>出题 Agent</b><p>可调搜索深度/宽度</p></div><i>→</i>
<div><b>多 Answer Agents</b><p>checkpoint / prompt 异质</p></div><i>→</i>
<div><b>Verification Agent</b><p>多轮搜索核验</p></div><i>→</i>
<div><b>保留难例</b><p>真值正确、候选可证伪</p></div>
</div>
<h3>Code Agentgold patch 必须修复问题且不制造回归</h3>
<div class="test-contract">
<article><span>F2P</span><b>&gt; 0</b><p>原来失败的测试,在 gold patch 后通过。</p></article>
<article><span>P2F</span><b>= 0</b><p>原来通过的测试不能被 patch 破坏。</p></article>
<article><span>ENV</span><b>REPRODUCIBLE</b><p>自动 setup agent 安装依赖、执行 tests、统一 JUnit 输出。</p></article>
</div>
<h3>General Agent:环境、工具、任务、验证器一起生成</h3>
<div class="tuple-visual">
<code>&lt; environment, tools, task, verifier &gt;</code>
<p>
先建 sandbox database,再合成 task-specific function tools;从简单任务开始,同时生成 solution 与 Python verifier
验证通过后逐步增加难度和工具。报告最终保留 1,827 个环境。
</p>
</div>
</section>
<section class="article-section deepseek-section" id="deepseek-v4">
<p class="eyebrow"><span>21</span> DEEPSEEK SPOTLIGHT · V4</p>
<h2>DeepSeek-V4 的 Agent 重点:1M 上下文要配 persistent reasoning 与可恢复执行平台</h2>
<h3>Interleaved Thinking:工具结果跨用户轮也不再清空累计思路</h3>
<div class="thinking-retention">
<article>
<span>V3.2 TOOL PATH</span>
<div><b>Think</b><i>Tool</i><b>Think</b><i>User</i><em>flush</em></div>
<p>新用户消息到来时,之前 reasoning 被丢弃。</p>
</article>
<article class="accent">
<span>V4 TOOL PATH</span>
<div><b>Think</b><i>Tool</i><b>Think</b><i>User</i><b>Think</b></div>
<p>工具场景保留完整 reasoning history,维持长程累计状态。</p>
</article>
</div>
<p class="caution">
V4 报告明确提醒:若 harness 把工具交互模拟成普通 user messages,可能无法触发专用 tool-calling context path。
协议格式会改变模型能否使用这项能力。
</p>
<h3>DSec:一个接口背后的四种执行基底</h3>
<div class="dsec-substrates">
<article><span>FUNCTION</span><b>预热调用池</b><p>无状态、低延迟。</p></article>
<article><span>CONTAINER</span><b>Docker-compatible</b><p>通用工程任务。</p></article>
<article><span>MICROVM</span><b>Firecracker</b><p>高隔离、高密度。</p></article>
<article><span>FULL VM</span><b>QEMU</b><p>任意 guest OS。</p></article>
</div>
<div class="trajectory-log">
<span>GLOBALLY ORDERED TRAJECTORY LOG</span>
<div><b>command 001</b><p>install deps → cached result</p></div>
<div><b>command 002</b><p>edit file → filesystem change</p></div>
<div><b>preemption</b><p>release compute, retain recoverable state</p></div>
<div><b>resume</b><p>replay cached results, avoid duplicate side effects</p></div>
</div>
<p>
DSec 报告单集群管理数十万并发 sandbox,并用 trajectory log 支持 client fast-forwarding、provenance 与 deterministic replay。
这是官方报告的系统设计与规模,不是本站复测。
</p>
</section>
<section class="article-section kimi-section" id="kimi-line">
<p class="eyebrow"><span>22</span> KIMI AGENT LINEAGE</p>
<h2>K2 → K2.5:从 Agentic Intelligence 走到视觉、工具与并行编排</h2>
<div class="kimi-lineage">
<article>
<time>2025</time><span>KIMI K2</span><h3>Open Agentic Intelligence</h3>
<p>大规模 synthetic tool-use data、verifiable rewards、self-critique rubric 与 agentic post-training。</p>
<small>重点:把环境反馈变成训练信号</small>
</article>
<i>→</i>
<article>
<time>2026</time><span>KIMI K2.5</span><h3>Visual Agentic Intelligence</h3>
<p>统一 text、vision、tool 与 parallel-agent RLAgent Swarm 并行分解任务。</p>
<small>重点:多模态与并行控制</small>
</article>
<i>→</i>
<article class="accent">
<time>2026</time><span>KIMI K3</span><h3>Open Frontier Intelligence</h3>
<p>white-box harness、AET、living environments、cross-scaffold 与 1M Agentic RL。</p>
<small>重点:泛化与长程系统状态</small>
</article>
</div>
<div class="swarm-budget">
<span>MULTI-AGENT SCORECARD</span>
<div><b>单 Agent 成功率</b><p>每个 worker 自身是否可靠</p></div>
<div><b>并行覆盖</b><p>不同 worker 是否真的探索不同路径</p></div>
<div><b>汇总正确率</b><p>orchestrator 能否验证与去重</p></div>
<div><b>Wall-clock</b><p>关键路径是否缩短</p></div>
<div><b>总计算</b><p>Token、工具与环境成本是否暴涨</p></div>
</div>
</section>
<section class="article-section kimi-section" id="k3-whitebox">
<p class="eyebrow"><span>23</span> K3 · UNIFIED WHITE-BOX RL ENVIRONMENT</p>
<h2>K3 最值得学的 Agent 思想:不仅随机 task,也随机“模型怎样被包起来”</h2>
<p>
K3 报告明确指出,固定单一 harness 会让模型过拟合特定 tool schema、system prompt、context management 或 interaction protocol。
因此把 harness 表示为一组可配置、可组合模块。
</p>
<div class="whitebox-matrix">
<article><span>TOOL INTERFACE</span><b>JSON · XML · shell · editor</b><p>名称、参数、返回值与错误不同。</p></article>
<article><span>SYSTEM PROMPT</span><b>角色 · 权限 · workflow</b><p>同一任务可以有不同控制指令。</p></article>
<article><span>CONTEXT</span><b>full · summary · discard</b><p>历史保留策略成为训练变量。</p></article>
<article><span>SKILLS</span><b>scripts · recipes · APIs</b><p>外置程序性能力可装卸。</p></article>
<article><span>MEMORY</span><b>working · episodic · archival</b><p>不同召回与更新方式。</p></article>
<article><span>SUBAGENTS</span><b>single · planner · swarm</b><p>控制拓扑也进入分布。</p></article>
</div>
<div class="composition-visual">
<div><span>CONFIG SAMPLER</span><b>为每个 task group 组合模块</b></div>
<i>→</i>
<div class="harnesses"><b>Kimi Code</b><b>Claude Code</b><b>Codex</b><b>OpenClaw</b><b>Hermes</b><b>New harness</b></div>
<i>→</i>
<div><span>RL POLICY</span><b>学习跨 scaffold 共性</b></div>
</div>
<div class="equation-callout">
<span>GENERALIZATION TARGET</span>
<code>task distribution × environment distribution × harness distribution</code>
<p>只增加 task 数量,不足以防止模型把某种工具格式或提示套路当成世界规律。</p>
</div>
<h3>K3 XTML:协议结构、动态工具与 KV 复用一起设计</h3>
<div class="xtml-grid">
<article><span>STRUCTURE</span><b>显式边界 Token</b><p>减少 element boundary 的 tokenization ambiguity。</p></article>
<article><span>CHANNELS</span><b>think · response · tools</b><p>reasoning、用户可见文本与调用分区。</p></article>
<article><span>PARALLEL</span><b>tool + index</b><p>调用与返回结果无歧义配对。</p></article>
<article><span>TYPED ARGS</span><b>raw string + JSON values</b><p>代码不必塞进 escaped JSON string。</p></article>
<article><span>DYNAMIC TOOLS</span><b>追加 tool-declare</b><p>不重建此前上下文就能扩展工具集。</p></article>
<article><span>OPTIONS</span><b>effort · choice · format</b><p>自然语言 option message,降低 alignment tax。</p></article>
</div>
</section>
<section class="article-section kimi-section" id="k3-aet">
<p class="eyebrow"><span>24</span> K3 · AUTONOMOUS EXECUTION TASKS</p>
<h2>“自主”的可操作定义:没有参考轨迹,只有目标、预算、工具与独立验证器</h2>
<p>
K3 的 Autonomous Execution TasksAET)让 Agent 只看到 objective、context、constraints 与 verification interfaces
自己完成 task decomposition、tool selection、planning、error recovery 和 termination。
</p>
<div class="aet-contract">
<article><span>01</span><b>INITIAL STATE</b><p>从哪里开始;环境可重置。</p></article>
<article><span>02</span><b>CONSTRAINED GOAL</b><p>必须满足什么,不能破坏什么。</p></article>
<article><span>03</span><b>ACTION SPACE</b><p>只能通过授权工具改变世界。</p></article>
<article><span>04</span><b>EXECUTION BUDGET</b><p>步数、时间、提交与资源上限。</p></article>
<article class="accent"><span>05</span><b>INDEPENDENT VERIFIER</b><p>检查 final environment state。</p></article>
</div>
<div class="aet-loop">
<div><b>Hypothesize</b><p>提出可检验方案</p></div><i>→</i>
<div><b>Act</b><p>通过工具改变状态</p></div><i>→</i>
<div><b>Verify</b><p>获得诊断反馈</p></div><i>→</i>
<div><b>Adapt</b><p>修正策略或终止</p></div><i>↺</i>
</div>
<h3>为什么 public verifier 与 hidden verifier 要同时存在</h3>
<div class="verifier-split">
<article><span>PUBLIC</span><b>帮助学习</b><p>给诊断反馈,让 Agent 知道哪里错。</p></article>
<i></i>
<article><span>HIDDEN</span><b>防止过拟合</b><p>held-out 场景不暴露,检查真正泛化。</p></article>
<i></i>
<article><span>ISOLATION</span><b>防 reward hacking</b><p>Agent 不能直接修改或读取验证器内部状态。</p></article>
</div>
<p>
K3 还在 web development 中将 deterministic functional checks、build/runtime error、structure/pixel similarity、
anti-faking 与 model judging 组合,并让任务在多种 scaffolds 下 rollout。这比“网页看起来像”更接近可执行 artifact 评价。
</p>
</section>
<section class="article-section kimi-section" id="k3-infra">
<p class="eyebrow"><span>25</span> K3 · INFRA FOR 1M AGENTIC RL</p>
<h2>一条百万 Token rollout,要同时保存模型的过去和世界的过去</h2>
<p>
K3 报告中的长任务可跨数百或数千次工具调用,persistent assistant rollout 甚至可达数百万 context tokens。
如果只保存聊天文本,不保存文件、数据库、进程与 sandbox 状态,轨迹就无法真正恢复。
</p>
<div class="dual-timeline">
<article>
<span>MODEL TIMELINE</span>
<div><b>Tokens</b><i>→</i><b>KV prefix</b><i>→</i><b>Policy version</b><i>→</i><b>Reward</b></div>
<p>partial rollout 让未完成轨迹跨 iterationexternal KV pool 保存 inactive prefix。</p>
</article>
<article>
<span>WORLD TIMELINE</span>
<div><b>Files</b><i>→</i><b>DB</b><i>→</i><b>Processes</b><i>→</i><b>Permissions</b></div>
<p>AgentENV 用 microVM pause/resume/fork/snapshot 保存真实执行状态。</p>
</article>
</div>
<div class="k3-infra-pipeline">
<article><span>01</span><b>PARTIAL ROLLOUT</b><p>长轨迹跨迭代,不让 batch 等最慢样本。</p></article>
<i>→</i>
<article><span>02</span><b>EXTERNAL KV</b><p>GPU eviction 时 write-back 到 CPU DRAM,复用前 prefetch。</p></article>
<i>→</i>
<article><span>03</span><b>AUTO-THROTTLE</b><p>根据请求数、队列与 KV 利用率动态控并发。</p></article>
<i>→</i>
<article><span>04</span><b>AGENTENV</b><p>环境可暂停、恢复、fork、snapshot。</p></article>
<i>→</i>
<article><span>05</span><b>FINAL VERIFIER</b><p>在独立环境分支检查最终状态。</p></article>
</div>
<div class="agentenv-stats">
<article><span>CHECKPOINT</span><b>最低 133 ms</b><p>K3 报告值</p></article>
<article><span>RESUME</span><b>最低 49 ms</b><p>K3 报告值</p></article>
<article><span>OVERCOMMIT</span><b>最高 6.5×</b><p>实际 workload 报告值</p></article>
<article><span>SANDBOXES</span><b>51,219,741</b><p>训练/评估累计报告值</p></article>
</div>
<p class="source-note">
以上延迟、密度与规模全部来自 K3 技术报告,不是通用保证,也不是本站复测。
AgentENV 已在 <a href="https://github.com/kvcache-ai/AgentENV">官方 GitHub</a> 开源。
</p>
<div class="final-principle">
<span>K3 CAPSTONE</span>
<h3>长程 Agent 的样本,是跨 GPU、CPU、NVMe 与 microVM 的分布式状态机</h3>
<p>
算法决定怎样更新 policy;harness 决定模型看到什么;KV 系统保存模型历史;sandbox 保存世界历史;
verifier 决定最终 reward。百万 Token 只是这套闭环的表面长度。
</p>
</div>
</section>
<section class="article-section" id="checklist">
<p class="eyebrow"><span>26</span> AUDIT CHECKLIST</p>
<h2>以后遇到任何“新 Agent SOTA”,先用这张表问完再相信数字</h2>
<div class="audit-checklist">
<article><span>MODEL</span><b>是什么 checkpoint、mode、effort</b><p>是否微调、是否专用 Agent model</p></article>
<article><span>HARNESS</span><b>循环、提示、记忆和子 Agent 是什么?</b><p>是否公开 commit 与配置?</p></article>
<article><span>TOOLS</span><b>有哪些工具、参数和权限?</b><p>工具结果是 tool role 还是 user message</p></article>
<article><span>ENV</span><b>初始状态与版本可复现吗?</b><p>是否有外部网络、缓存或污染?</p></article>
<article><span>BUDGET</span><b>步数、上下文、重试和并行多少?</b><p>总 Token 与 wall-clock 是否同时报告?</p></article>
<article><span>VERIFY</span><b>检查动作、回答还是 final state</b><p>judge、tests、hidden cases 谁负责?</p></article>
<article><span>RELIABILITY</span><b>pass@1、pass@k、pass^k 如何?</b><p>失败能否安全恢复,写操作是否幂等?</p></article>
<article><span>SECURITY</span><b>谁授权副作用?</b><p>prompt injection、sandbox、audit 和 rollback 如何做?</p></article>
<article><span>ATTRIBUTION</span><b>提升来自模型还是脚手架?</b><p>有没有固定 harness 的 ablation</p></article>
<article class="accent"><span>EVIDENCE</span><b>数字是论文报告、官方演示还是独立复现?</b><p>不要把三种证据写成同一确定性。</p></article>
</div>
<div class="next-chapter">
<span>NEXT / CHAPTER 13</span>
<div><b>原生多模态</b><p>桌面和视觉 Agent 已经暴露下一条主线:图像怎样从外接观察变成统一模型的一等输入。</p></div>
<em>专题建设中</em>
</div>
</section>
<section class="article-section" id="papers">
<p class="eyebrow"><span>↳</span> PRIMARY READING CHAIN</p>
<h2>52 个节点不是书单,而是一条从环境动作走到百万 Token 轨迹的因果链</h2>
<p>
建议先读 ReAct、Toolformer、WebArena、SWE-agent、τ-bench、AgentDojo,再进入 RAGEN、
DeepSeek-V3.2/V4 与 K3。每一行都标出它实际解决的问题层,避免把 benchmark、harness、模型和系统论文混在一起。
</p>
<div class="paper-chain">
{paperChain.map(([year, title, href, note], index) => (
<a href={href}>
<time>{String(index + 1).padStart(2, "0")} · {year}</time>
<b>{title}</b>
<p>{note}</p>
<span>↗</span>
</a>
))}
</div>
<div class="evidence-note">
<b>证据说明</b>
<p>
本页关键机制与历史数字均回到论文、技术报告或官方项目;DeepSeek / Kimi 的系统规模与 benchmark 数字标为官方报告值。
交互实验只模拟因果方向,不代表任何真实模型。下一轮会继续补充独立复现、环境版本变化与成本归一评测。
</p>
</div>
</section>
</article>
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.memory-pyramid span { color: var(--copper); font: .54rem var(--mono); }
.memory-pyramid b { display: block; margin: 7px 0; }
.memory-pyramid p { color: var(--muted); font-size: .63rem; }
.multi-agent-topology { margin: 30px 0; }
.orchestrator,
.shared-state { padding: 18px; border: 1px solid var(--line); background: #26394d; color: white; text-align: center; }
.orchestrator b,
.shared-state b { color: white; }
.orchestrator span,
.shared-state span,
.agent-row span { display: block; color: var(--copper); font: .55rem var(--mono); }
.agent-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 12px; margin: 20px 8%; }
.agent-row article { padding: 18px; border: 1px solid var(--line); background: var(--paper-raised); text-align: center; }
.agent-row b { display: block; margin: 8px 0; }
.agent-row p { color: var(--muted); font-size: .61rem; }
.environment-contract { grid-template-columns: repeat(5, 1fr); }
.web-eval-contrast,
.aci-contrast,
.thinking-retention {
display: grid;
grid-template-columns: 1fr 48px 1fr;
gap: 1px;
margin: 28px 0;
border: 1px solid var(--line);
background: var(--line);
}
.web-eval-contrast article,
.aci-contrast article,
.thinking-retention article { padding: 22px; background: var(--paper-raised); }
.web-eval-contrast > i { display: grid; place-items: center; color: var(--copper); background: var(--paper); font-style: normal; }
.web-eval-contrast span,
.aci-contrast span,
.thinking-retention span { color: var(--copper); font: .54rem var(--mono); }
.web-eval-contrast b { display: block; margin: 9px 0; }
.web-eval-contrast article > div { display: flex; flex-wrap: wrap; gap: 5px; margin: 13px 0; }
.web-eval-contrast article i { padding: 5px 7px; background: #e5e1da; font: normal .49rem var(--mono); }
.web-eval-contrast p,
.aci-contrast p,
.thinking-retention p { color: var(--muted); font-size: .66rem; }
.web-eval-contrast .strong,
.aci-contrast .accent,
.thinking-retention .accent { background: #e5eee9; }
.historical-baseline {
display: grid;
grid-template-columns: 1fr 150px 150px;
gap: 1px;
margin: 25px 0;
border: 1px solid var(--line);
background: var(--line);
}
.historical-baseline > span,
.historical-baseline > p { grid-column: 1 / -1; padding: 12px 16px; background: #26394d; color: white; font: .55rem var(--mono); }
.historical-baseline article { padding: 16px; background: var(--paper-raised); }
.historical-baseline article b { color: var(--copper); font: 650 1.45rem var(--serif); }
.historical-baseline article p { color: var(--muted); font-size: .58rem; }
.historical-baseline > p { background: #ece5da; color: var(--muted); }
.aci-contrast { grid-template-columns: 1fr 1fr; }
.aci-contrast h3 { margin: 9px 0; }
.aci-contrast code { display: block; margin: 14px 0; padding: 12px; background: #26394d; color: white; }
.computer-loop,
.credit-granularity,
.aet-loop,
.verifier-split {
display: flex;
align-items: stretch;
gap: 8px;
margin: 28px 0;
}
.computer-loop article,
.credit-granularity article,
.aet-loop div,
.verifier-split article {
display: grid;
flex: 1;
align-content: center;
min-height: 130px;
padding: 16px;
border: 1px solid var(--line);
background: var(--paper-raised);
}
.computer-loop > i,
.credit-granularity > i,
.aet-loop > i,
.verifier-split > i { align-self: center; color: var(--copper); font-style: normal; }
.computer-loop span,
.credit-granularity span,
.verifier-split span { color: var(--copper); font: .53rem var(--mono); }
.computer-loop b,
.credit-granularity b,
.aet-loop b,
.verifier-split b { margin: 8px 0; }
.computer-loop p,
.credit-granularity p,
.aet-loop p,
.verifier-split p { color: var(--muted); font-size: .62rem; }
.eval-ladder {
display: grid;
grid-template-columns: repeat(7, 1fr);
gap: 6px;
align-items: end;
margin: 30px 0;
}
.eval-ladder article { min-height: calc(110px + var(--n, 0) * 12px); padding: 14px; border: 1px solid var(--line); background: var(--paper-raised); }
.eval-ladder article:nth-child(2) { min-height: 126px; }
.eval-ladder article:nth-child(3) { min-height: 142px; }
.eval-ladder article:nth-child(4) { min-height: 158px; }
.eval-ladder article:nth-child(5) { min-height: 174px; }
.eval-ladder article:nth-child(6) { min-height: 190px; }
.eval-ladder article:nth-child(7) { min-height: 206px; background: #26394d; color: white; }
.eval-ladder article:nth-child(7) b { color: white; }
.eval-ladder span { color: var(--copper); font: .52rem var(--mono); }
.eval-ladder b { display: block; margin: 8px 0; font-size: .63rem; }
.eval-ladder p { color: var(--muted); font-size: .56rem; }
.eval-ladder small { display: block; margin-top: 8px; color: var(--sage); font: .48rem var(--mono); }
.config-sheet {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 1px;
margin: 24px 0;
border: 1px solid var(--line);
background: var(--line);
}
.config-sheet div { padding: 17px; background: var(--paper-raised); }
.config-sheet span { color: var(--copper); font: .54rem var(--mono); }
.config-sheet b { display: block; margin-top: 8px; font-size: .65rem; }
.reliability-equations {
display: grid;
grid-template-columns: 1fr 1fr;
gap: 1px;
margin: 28px 0;
border: 1px solid var(--line);
background: var(--line);
}
.reliability-equations article { padding: 24px; background: var(--paper-raised); }
.reliability-equations span { color: var(--copper); font: .55rem var(--mono); }
.reliability-equations b { display: block; margin: 12px 0; font: 650 1.25rem var(--serif); }
.reliability-equations p { color: var(--muted); font-size: .67rem; }
.reliability-example {
display: grid;
grid-template-columns: 1fr 180px 46px 180px;
gap: 1px;
align-items: stretch;
margin: 25px 0;
border: 1px solid var(--line);
background: var(--line);
}
.reliability-example > span,
.reliability-example > small { grid-column: 1 / -1; padding: 10px 16px; background: #26394d; color: white; font: .55rem var(--mono); }
.reliability-example div { padding: 18px; background: var(--paper-raised); text-align: center; }
.reliability-example div b { color: var(--copper); font: 650 1.5rem var(--serif); }
.reliability-example div p { color: var(--muted); font-size: .6rem; }
.reliability-example > i { display: grid; place-items: center; background: var(--paper); color: var(--copper); font-style: normal; }
.reliability-example > small { background: #ece5da; color: var(--muted); }
.security-surface {
display: grid;
grid-template-columns: 1fr 44px 1fr 44px 1fr;
gap: 1px;
margin: 30px 0;
border: 1px solid var(--line);
background: var(--line);
}
.security-surface > div:not(.attack-path):not(.consequence) { padding: 20px; background: var(--paper-raised); }
.security-surface > i { display: grid; place-items: center; background: var(--paper); color: var(--copper); font-style: normal; }
.security-surface span { color: var(--copper); font: .53rem var(--mono); }
.security-surface b { display: block; margin: 8px 0; }
.security-surface p { color: var(--muted); font-size: .62rem; }
.security-surface .agent-core { background: #26394d !important; color: white; }
.security-surface .agent-core b { color: white; }
.security-surface .agent-core p { color: #c3cdd6; }
.security-surface .untrusted { background: #f0ded7 !important; }
.attack-path { grid-column: 3 / 6; padding: 9px 14px; background: #a45e43; color: white; font: .52rem var(--mono); }
.consequence { grid-column: 1 / -1; padding: 14px 18px; background: #332f33; color: white; }
.consequence b { color: white; }
.defense-grid { grid-template-columns: repeat(3, 1fr); }
.echo-trap {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 1px;
height: 260px;
margin: 28px 0;
border: 1px solid var(--line);
background: var(--line);
}
.echo-trap div { position: relative; display: grid; align-content: end; gap: 7px; padding: 16px; overflow: hidden; background: var(--paper-raised); }
.echo-trap div i { position: absolute; right: 0; bottom: 0; left: 0; height: var(--h); background: rgba(83, 121, 113, .14); }
.echo-trap div:nth-child(3) i,
.echo-trap div:nth-child(4) i { background: rgba(173, 100, 69, .18); }
.echo-trap span,
.echo-trap b { position: relative; z-index: 1; }
.echo-trap span { color: var(--copper); font: .52rem var(--mono); }
.lightning-visual {
display: grid;
grid-template-columns: 1fr 80px 1fr 80px 1fr;
gap: 1px;
margin: 30px 0;
border: 1px solid var(--line);
background: var(--line);
}
.lightning-visual > div { padding: 22px; background: var(--paper-raised); text-align: center; }
.lightning-visual > i { display: grid; place-items: center; background: var(--paper); color: var(--copper); font: normal .52rem var(--mono); text-align: center; }
.lightning-visual .transition-box { background: #e5eee9; }
.lightning-visual span { color: var(--copper); font: .53rem var(--mono); }
.lightning-visual b { display: block; margin: 10px 0; }
.lightning-visual p { color: var(--muted); font-size: .63rem; }
.deepseek-section {
position: relative;
padding-left: 26px;
border-left: 4px solid #557a72;
}
.kimi-section {
position: relative;
padding-left: 26px;
border-left: 4px solid var(--copper);
}
.ds-task-table { grid-template-columns: repeat(4, 1fr); }
.ds-task-table b,
.agentenv-stats b { display: block; margin: 10px 0; color: var(--sage); font: 650 1.3rem var(--serif); }
.ds-flow {
display: grid;
grid-template-columns: repeat(9, auto);
align-items: stretch;
gap: 6px;
margin: 24px 0;
}
.ds-flow div { display: grid; align-content: center; min-height: 110px; padding: 13px; border: 1px solid var(--line); background: var(--paper-raised); }
.ds-flow > i { align-self: center; color: var(--copper); font-style: normal; }
.ds-flow b { font-size: .63rem; }
.ds-flow p { color: var(--muted); font-size: .56rem; }
.test-contract {
display: grid;
grid-template-columns: 1fr 1fr 1.5fr;
gap: 1px;
margin: 24px 0;
border: 1px solid var(--line);
background: var(--line);
}
.test-contract article { padding: 20px; background: var(--paper-raised); }
.test-contract span { color: var(--copper); font: .53rem var(--mono); }
.test-contract b { display: block; margin: 8px 0; color: var(--sage); font: 650 1.2rem var(--serif); }
.test-contract p { color: var(--muted); font-size: .62rem; }
.thinking-retention { grid-template-columns: 1fr 1fr; }
.thinking-retention article > div { display: flex; gap: 5px; margin: 15px 0; }
.thinking-retention article > div > * { padding: 6px; background: #dfdcd6; font: normal .52rem var(--mono); }
.thinking-retention article > div em { background: #a45e43; color: white; }
.dsec-substrates { grid-template-columns: repeat(4, 1fr); }
.dsec-substrates b { display: block; margin: 9px 0; }
.trajectory-log {
display: grid;
grid-template-columns: repeat(4, 1fr);
gap: 1px;
margin: 25px 0;
border: 1px solid var(--line);
background: var(--line);
}
.trajectory-log > span { grid-column: 1 / -1; padding: 10px 14px; background: #26394d; color: white; font: .55rem var(--mono); }
.trajectory-log div { padding: 16px; background: var(--paper-raised); }
.trajectory-log b { font-size: .64rem; }
.trajectory-log p { margin-top: 7px; color: var(--muted); font-size: .56rem; }
.kimi-lineage {
display: grid;
grid-template-columns: 1fr 48px 1fr 48px 1fr;
gap: 1px;
margin: 30px 0;
border: 1px solid var(--line);
background: var(--line);
}
.kimi-lineage article { padding: 22px; background: var(--paper-raised); }
.kimi-lineage article.accent { background: #efe3d8; }
.kimi-lineage > i { display: grid; place-items: center; background: var(--paper); color: var(--copper); font-style: normal; }
.kimi-lineage time,
.kimi-lineage span { color: var(--copper); font: .53rem var(--mono); }
.kimi-lineage span { float: right; }
.kimi-lineage h3 { margin: 12px 0; }
.kimi-lineage p { color: var(--muted); font-size: .68rem; }
.kimi-lineage small { display: block; margin-top: 13px; color: var(--sage); font: .5rem var(--mono); }
.swarm-budget {
display: grid;
grid-template-columns: repeat(5, 1fr);
gap: 1px;
margin: 24px 0;
border: 1px solid var(--line);
background: var(--line);
}
.swarm-budget > span { grid-column: 1 / -1; padding: 10px 14px; background: #26394d; color: white; font: .55rem var(--mono); }
.swarm-budget div { padding: 15px; background: var(--paper-raised); }
.swarm-budget b { font-size: .64rem; }
.swarm-budget p { margin-top: 7px; color: var(--muted); font-size: .57rem; }
.whitebox-matrix,
.xtml-grid {
display: grid;
grid-template-columns: repeat(3, 1fr);
gap: 1px;
margin: 28px 0;
border: 1px solid var(--line);
background: var(--line);
}
.whitebox-matrix article { padding: 20px; background: var(--paper-raised); }
.whitebox-matrix span { color: var(--copper); font: .53rem var(--mono); }
.whitebox-matrix b { display: block; margin: 9px 0; font-size: .7rem; }
.whitebox-matrix p { color: var(--muted); font-size: .62rem; }
.composition-visual {
display: grid;
grid-template-columns: 1fr 42px 1.5fr 42px 1fr;
gap: 1px;
align-items: stretch;
margin: 26px 0;
border: 1px solid var(--line);
background: var(--line);
}
.composition-visual > div { display: grid; align-content: center; padding: 20px; background: var(--paper-raised); text-align: center; }
.composition-visual > i { display: grid; place-items: center; background: var(--paper); color: var(--copper); font-style: normal; }
.composition-visual span { color: var(--copper); font: .53rem var(--mono); }
.composition-visual b { margin-top: 8px; font-size: .65rem; }
.composition-visual .harnesses { grid-template-columns: 1fr 1fr; gap: 5px; }
.composition-visual .harnesses b { margin: 0; padding: 8px; background: #e6e1d9; font: .51rem var(--mono); }
.aet-contract {
display: grid;
grid-template-columns: repeat(5, 1fr);
gap: 1px;
margin: 30px 0;
border: 1px solid var(--line);
background: var(--line);
}
.aet-contract article { padding: 19px; background: var(--paper-raised); }
.aet-contract article.accent { background: #26394d; color: white; }
.aet-contract article.accent b { color: white; }
.aet-contract article.accent p { color: #c4cdd7; }
.aet-contract span { color: var(--copper); font: .53rem var(--mono); }
.aet-contract b { display: block; margin: 9px 0; font-size: .64rem; }
.aet-contract p { color: var(--muted); font-size: .6rem; }
.dual-timeline { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; margin: 28px 0; }
.dual-timeline article { padding: 22px; background: #26394d; color: white; }
.dual-timeline span { color: var(--copper); font: .54rem var(--mono); }
.dual-timeline article > div { display: flex; flex-wrap: wrap; gap: 7px; margin: 15px 0; }
.dual-timeline article > div b { color: white; font-size: .62rem; }
.dual-timeline article > div i { color: var(--copper); font-style: normal; }
.dual-timeline p { color: #c4cdd7; font-size: .66rem; }
.agentenv-stats { grid-template-columns: repeat(4, 1fr); }
.agentenv-stats b { color: var(--copper); }
.final-principle h3 { margin: 12px 0; color: white; }
.audit-checklist { grid-template-columns: repeat(2, 1fr); }
.audit-checklist article.accent { border: 1px solid var(--copper); background: #efe3d8; }
.next-chapter {
display: grid;
grid-template-columns: 150px 1fr auto;
gap: 20px;
align-items: center;
margin-top: 36px;
padding: 22px;
border: 1px solid var(--line);
background: var(--paper-raised);
}
.next-chapter > span { color: var(--copper); font: .55rem var(--mono); }
.next-chapter p { color: var(--muted); font-size: .65rem; }
.next-chapter em { color: var(--sage); font: normal .55rem var(--mono); }
.paper-chain { margin-top: 30px; border-top: 1px solid var(--line); }
.paper-chain a {
display: grid;
grid-template-columns: 112px 240px 1fr 20px;
gap: 18px;
align-items: center;
min-height: 76px;
padding: 13px 0;
border-bottom: 1px solid var(--line);
text-decoration: none;
}
.paper-chain a:hover { background: rgba(255,255,255,.32); }
.paper-chain time { color: var(--copper); font: .53rem var(--mono); }
.paper-chain b { font-size: .72rem; }
.paper-chain p { color: var(--muted); font-size: .64rem; }
.paper-chain span { color: var(--copper); }
.evidence-note { margin-top: 30px; padding: 22px; border: 1px solid var(--line); background: #e5eee9; }
.evidence-note p { margin-top: 8px; color: var(--muted); }
@media (max-width: 980px) {
.planning-matrix,
.environment-contract,
.eval-ladder { grid-template-columns: repeat(2, 1fr); align-items: stretch; }
.capability-stair { grid-template-columns: repeat(3, 1fr); align-items: stretch; }
.capability-stair div { min-height: 0 !important; }
.origin-ladder,
.webgpt-flow,
.toolformer-visual,
.environment-spectrum,
.swe-pipeline,
.k3-infra-pipeline,
.computer-loop,
.credit-granularity { display: grid; grid-template-columns: repeat(2, 1fr); }
.origin-ladder > i,
.webgpt-flow > i,
.toolformer-visual > i,
.environment-spectrum > i,
.swe-pipeline > i,
.k3-infra-pipeline > i,
.computer-loop > i,
.credit-granularity > i { display: none; }
.ds-flow { grid-template-columns: repeat(3, 1fr); }
.ds-flow > i { display: none; }
}
@media (max-width: 760px) {
.agent-ledgers,
.boundary-grid,
.failure-table,
.context-strategies,
.defense-grid,
.audit-checklist,
.xtml-grid,
.trajectory-code,
.tool-wave,
.planning-matrix,
.environment-contract,
.ds-task-table,
.dsec-substrates,
.agentenv-stats,
.config-sheet,
.whitebox-matrix,
.swarm-budget { grid-template-columns: 1fr 1fr; }
.agent-stack-visual article { grid-template-columns: 38px 1fr; }
.agent-stack-visual article small { grid-column: 2; text-align: left; }
.wave-timeline > article { grid-template-columns: 45px 1fr; }
.wave-timeline section { grid-column: 2; }
.saycan-equation,
.react-loop,
.web-eval-contrast,
.aci-contrast,
.thinking-retention,
.lightning-visual,
.kimi-lineage,
.composition-visual { grid-template-columns: 1fr; }
.saycan-equation > i,
.react-loop > i,
.web-eval-contrast > i,
.lightning-visual > i,
.kimi-lineage > i,
.composition-visual > i { display: none; }
.reliability-example { grid-template-columns: 1fr 1fr; }
.reliability-example > span,
.reliability-example > small { grid-column: 1 / -1; }
.reliability-example > i { display: none; }
.security-surface { grid-template-columns: 1fr; }
.security-surface > i { display: none; }
.attack-path,
.consequence { grid-column: 1 !important; }
.aet-contract { grid-template-columns: 1fr 1fr; }
.aet-loop,
.verifier-split { display: grid; grid-template-columns: 1fr 1fr; }
.aet-loop > i,
.verifier-split > i { display: none; }
.paper-chain a { grid-template-columns: 90px 1fr 20px; }
.paper-chain p { grid-column: 2; }
.next-chapter { grid-template-columns: 1fr; }
}
@media (max-width: 500px) {
.agent-ledgers,
.boundary-grid,
.failure-table,
.context-strategies,
.defense-grid,
.audit-checklist,
.xtml-grid,
.trajectory-code,
.tool-wave,
.planning-matrix,
.environment-contract,
.ds-task-table,
.dsec-substrates,
.agentenv-stats,
.config-sheet,
.whitebox-matrix,
.swarm-budget,
.capability-stair,
.recovery-levels,
.agent-row,
.origin-ladder,
.webgpt-flow,
.toolformer-visual,
.environment-spectrum,
.swe-pipeline,
.k3-infra-pipeline,
.computer-loop,
.credit-granularity,
.ds-flow,
.aet-contract,
.aet-loop,
.verifier-split,
.dual-timeline,
.eval-ladder { grid-template-columns: 1fr; }
.two-column,
.reliability-equations { grid-template-columns: 1fr; }
.historical-baseline { grid-template-columns: 1fr 1fr; }
.memory-pyramid article { width: 100% !important; }
.echo-trap { grid-template-columns: 1fr 1fr; height: 420px; }
.paper-chain a { grid-template-columns: 72px 1fr 16px; gap: 10px; }
}
</style>