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星期一

  1. MarkTechPost

    GPT-6 Astra、GPT-6.1 Sol、Gemini 4 Argon 与 Claude Fable 5.1 对比:哪款前沿模型适合哪类任务

    MarkTechPost 将 30 天内发布的 GPT-6 Astra、GPT-6.1 Sol、Gemini 4 Argon 和 Claude Fable 5.1 四款前沿模型并排比较,指出基准分数重叠度高于各家发布稿的暗示,但价格、访问规则和单任务成本差异明显。Astra 与 Fable 5.1 同为每百万 token 输入 10 美元、输出 50 美元,Sol 与 Argon 标价为其五分之一,Argon 为限时价格;Artificial Analysis 数据显示 Fable 5.1 单任务成本 9.18 美元,Astra 为 4.72 美元,差距来自 token 用量而非单价。作者建议按工作负载而非榜单排名选型,多数团队默认选 GPT-6.1 Sol,Argon 目前仅面向 Fairwind 网络安全防御者开放。

    e 5.1 share the same $10 input and $50 output list price. Sol and Argon list at one-fifth of that. Argon’s price is introductory and doubles later. Sources: OpenAI GPT-6.1 Sol coverage, Gemini 4 Argon coverage, GPT-6 Astra long-context pricing, Claude Fable 5.1 specs. Standard first-party list prices, short-context tier. The cached-input row matters most for agents. Agents resend system prompts, tool schemas and history on every step. Astra’s $1.00 cache read is 4x Fable 5.1’s and 10x Sol’s. Arg

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星期六

  1. A6 a6-047 · Baseten 工程博客

    Baseten 用 MetaInfer 技能框架让 Claude Code 自主优化推理引擎,单流解码提速最高 90%

    Baseten 工程博客作者基于 MetaInfer 技能框架,让 Claude Code 在单张 B200 上为 Qwen-3.6-35B-A3B(NVFP4)自主构建推理引擎 VibeQwen,单流解码速度最高比 vLLM 0.25.1 快 90%,TTFT 快 2.33 倍,并发 32 时单副本吞吐高出 71%。整个项目约一周、消耗约 17 亿 token 和 200 B200 小时,成本在数千美元量级。作者随后用同一知识库为图像分割模型 SAM 3.1 构建推理服务 Sammie,在单张 H100 上达到 91 张图/秒,比 Facebook 参考服务吞吐提升 50%,耗时数天、约 2 亿 token。

    Qwen beat vLLM by 71%, at 10,307 output TPS vs 6,030 output TPS in vLLM. The second experiment: image segmentation with SAM 3.1 The results from this first experiment were so encouraging that I decided to try it out on another model, of a completely different type, using the newly expanded knowledge base generated from the VibeQwen experiment. This time I wanted an optimized inference server for SAM 3.1, a state of the art image segmentation model. In this case, I used Facebook’s reference serve

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  2. MarkTechPost

    决策 AI 模型解析:TypeSafe Jev 与 Fastino GLiDE、GLiNER2.5-Decide 及开源竞品对比

    决策 AI 模型是一类返回选择、分数或概率而非生成文本的模型,TypeSafe 在隐身两年后推出 Jev,Fastino Labs 三周内跟进两款竞品。Jev 支持 Choice、Score、Noul 三种原语,定价为每百万输入 token 0.042 美元、输出免费,TypeSafe 称端到端响应为 70 至 500 毫秒。在 TypeSafe 的 4 项工作流评测中,Jev 以 67.8% 平均准确率、每例 0.4 秒追平 Claude Sonnet 5,但落后最强前沿配置 6.3 个百分点。

    What are Decision AI Models? Decision AI models are a new class of model that returns a decision, not a paragraph. You send text with typed questions. The model returns choices, scores or yes/no probabilities your code can branch on directly. The category went mainstream when TypeSafe AI launched Jev after 2 years in stealth. TypeSafe calls it a ‘System One model,’ after Daniel Kahneman’s fast, intuitive System 1 thinking. Within 3 weeks, Fastino Labs shipped 2 rival models, and open-source deve

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  3. Baseten 工程博客

    Baseten 用 Claude Code 生成推理引擎,解码速度比 vLLM 快 90%

    Baseten 工程师让 Claude Code 配合 Fable 5 基于 MetaInfer 技能框架,在单张 B200 上为 Qwen-3.6-35B-A3B 生成推理引擎 VibeQwen,单流解码速度最高比 vLLM 0.25.1 快 90%,TTFT 快 2.33 倍。该实验耗时约一周、消耗约 17 亿 token 和约 200 B200 小时,引擎在全部测试流量模式下均超过 vLLM。作者随后用同一知识库为图像分割模型 SAM 3.1 生成服务端 Sammie,在单张 H100 上达到 91 张图像/秒,吞吐比 Facebook 参考实现提升 50%。

    Baseten engineers leverage agentic inference optimization techniques for up to 90% faster inference

    Qwen beat vLLM by 71%, at 10,307 output TPS vs 6,030 output TPS in vLLM. The second experiment: image segmentation with SAM 3.1 The results from this first experiment were so encouraging that I decided to try it out on another model, of a completely different type, using the newly expanded knowledge base generated from the VibeQwen experiment. This time I wanted an optimized inference server for SAM 3.1, a state of the art image segmentation model. In this case, I used Facebook’s reference serve

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星期五

  1. Every:最新文章

    如何用 AI 提示词提升 AI 使用水平:五个 Codex 实践提示词

    Every 运营负责人 Arielle Shipper 分享了自己用五个提示词把 Codex 从单轮对话升级为多智能体协作的方法,包括让 Codex 评估自己在八级 AI 采用框架中的位置、给出升级建议、解释执行方式、设置每周评分报告,以及用 /self improve 把纠正沉淀为持久规则。她借助 orchestrator 线程、context packet、subagent、MCP 和 computer use 等技术,把复杂任务拆分给不同角色的智能体,四个月内自评从 5.5 提升到 7.9。文中给出了每个步骤可直接复用的提示词模板。

    ed experiments, project drift, and AI slop. Recently I had Codex run a multi-step finance task: read our company debit card spend data, calculate the trailing three-month spend average, add a buffer for taxes, and issue merchant-specific Ramp cards at that limit and then notify each cardholder in Slack. The cards came out correct, but the Slack messages didn’t. They read like polished corporate memos, opening with “Hey @person” and other phrases that I’d never use—even though Codex had read my S

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  2. AWS Machine Learning

    用 Amazon Bedrock AgentCore 构建 ambient agent:从事件驱动信号到 human-in-the-loop 工作流

    AWS 发布基于 Amazon Bedrock AgentCore 的 ambient agent 参考实现,让智能体由 Amazon S3 上传或定时任务等事件触发,而非等待用户发起对话。该实现通过单个 ask_human 工具和统一响应信封支持 Notify、Question、Review 等人工介入模式,信号上的 autoExecute 开关决定任务自动执行还是先由人工审核。平台由 Lambda、SQS、DynamoDB 和 React 前端组成,全部通过一个 AWS CDK 栈部署,示例默认使用 Anthropic Claude Sonnet 4.5。

    Teams that process documents at scale know the routine: files land in storage, someone notices, opens each one, decides what it needs, and routes it for review. Monitoring alerts queue up the same way, waiting for a person to act on them. The hours lost to manual triage are the operational problem ambient agents solve. Imagine a document lands in your Amazon Simple Storage Service (Amazon S3) bucket and within seconds a job appears on your Jobs page, ready to run (or already running if you confi

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星期四

  1. A6 a6-051 · Cerebras:Blog精选

    Cerebras 发布 GLM 4.7 迁移指南:10 条提示词与参数调优规则

    Cerebras 发布 GLM 4.7 迁移指南,称其为 Z.AI 最新开源模型,在 LiveCodeBench 上超过 Anthropic 和 OpenAI 模型、仅次于 Gemini 3,并在 GPQA 和 AIME 上超过 Claude Sonnet 4.5。指南给出 10 条使用规则,包括把强制指令放在系统提示词最前、使用 MUST 等明确措辞、显式指定回复语言、为智能体设定角色,以及把任务拆成小步骤以弥补其不支持交错思考。在 Cerebras 上 GLM 4.7 支持约 131K 上下文和最多约 40k 输出 token,可通过 disable_reasoning 和 clear_thinking 控制推理,推荐 temperature=1、top_p=0.95,并兼容 OpenAI Python SDK。

    y quirks. When migrating to GLM 4.7, a common mistake is reusing old prompts without adjusting them for its unique behavior, which can lead to suboptimal performance. To fully leverage GLM 4.7's strengths, it's essential to refine your prompts, architecture, and sampling parameters accordingly. Below are 10 rules to help you get the most from GLM 4.7. On Cerebras, GLM 4.7 supports up to 131K context length. However, like most other large models, the output quality for GLM4.7 is most accurate at

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  2. A6 a6-051 · Cerebras:Blog

    Cerebras 分享 GPT-5.3-Codex-Spark 最佳实践

    Cerebras 发布一份使用 GPT-5.3-Codex-Spark 的实践指南,该 Codex 变体运行在 Cerebras WSE 硬件上,生成速度超过 1,200 tokens/秒。指南建议把它当作结对编程伙伴而非委派对象,一次只推进一个任务,最多开 2 到 3 个会话且只用于真正独立的模块,并频繁开启新会话、把持久状态放在文件里。文中还给出用 GPT-5.3-Codex 做规划、用 Spark 快速执行的组合流程,以及把测试、评估和文档更新嵌入每一步的做法。

    generation. To get the most out of Spark, start fresh sessions often and keep your research context inside your repo. Treat the context window as working memory, not long-term storage. Keep durable state in files. Keep sessions focused. Reset when goals are complete. A useful mental model is: The best trick for managing context length: break larger tasks into small, bounded goals. Prompt each session to make incremental progress toward one goal, so that every session produces bug-free, well-doc

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  3. OpenRouter:Announcements

    OpenRouter 发布智能体模型成本与质量权衡框架

    OpenRouter 发布一套三步框架,用于为智能体挑选成本与质量平衡的模型:先按任务设定质量门槛,再用自己的 20 到 50 条样本跑便宜、中端、前沿三档模型并统一打分,用成本除以得分得到每质量点成本,最后选以观察到的分数波动为余量、最便宜且过线的模型。文中以 GPT-5.6 Luna、Gemini 3.7 Flash、Claude Opus 5 为例,门槛 85% 时 Gemini 3.7 Flash 以每 1000 次请求 1.09 美元胜出,门槛提到 95% 则只剩 Claude Opus 5 的 7.25 美元方案。成本应直接读取每次响应的 usage.cost 字段,模型或价格变化时需重跑对比。

    Cost vs. Quality Tradeoff Framework for Agent Models

    han multiplying listed rates by estimated token counts; Rerun the comparison when a candidate model or its price changes What a leaderboard rank does not tell you A leaderboard averages a model’s results across tasks that have nothing to do with yours. The model that ranks first for coding is not necessarily first at your structured-data extraction task, and a mid-tier model that looks unremarkable on a reasoning benchmark may answer your FAQ traffic accurately enough for your bar. Agent tasks a

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星期三

  1. AWS Machine Learning

    在 Amazon Bedrock AgentCore Runtime Instances 上构建多智能体音乐制作流水线

    AWS 发布教程,演示如何在 Amazon Bedrock AgentCore Runtime Instances 上部署三智能体音乐制作流水线:作曲智能体用 Claude Sonnet 4.6 生成音乐简报并在实例自带的 NVIDIA L4 上运行 ACE-Step 模型渲染音频,交付智能体读取共享文件并做 EQ、压缩、限幅处理,合规智能体独立复测并筛查与曲库的谐波相似度。三个智能体通过同一 runtimeSessionId 共置在同一 EC2 实例上共享文件系统,会话最长可保持 14 天,各团队可独立部署自己的智能体。

    t the studio’s own back catalog. If the screen objects, the agent calls back to the composition agent for a replacement and re-screens. Delivered as a zip file on Amazon Simple Storage Service (Amazon S3) The workflow: a producer starts a track. The composition agent writes a brief and renders real audio on the instance’s GPU. The delivery agent opens that file, measures it, applies a chain it derived from those measurements, and measures again to prove the result landed on target. The complianc

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星期五

  1. Anthropic:Claude.dev 开发者博客

    Claude Code 如何选择 effort 档位:基于 Opus 5.5 与 Fable 5.1 的实测

    Anthropic 开发者博客发文解释 Claude Code 中 effort 的含义与档位选择,作者基于 Opus 5.5 和 Fable 5.1 的实测及 Terminal-Bench 3.0 结果给出建议。effort 用于调节模型在验证和边界情况测试上投入的算力,高 effort 更适合硬件、代码审查和安全等场景,但对模型方向本身错误的任务无效。作者给出的常规开发循环是让模型先访谈补全需求、用低 effort 实现、再在高 effort 上验证测试。

    ing to get a sense of the type of problems these models face. I found I was surprised by the scope and ambition of a lot of these tasks. They are much more complicated than the average task I’d face. For example, some of the tasks included: Hardware (retro-console-soc): build an 8-bit game console in Verilog that fits a small FPGA and renders a test ROM; Science (takens-embedding-lean): formally prove Takens’ embedding theorem in Lean 4; ML (mp-checkpoint-consolidation): merge 16 shards of a mix

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  2. Anthropic:Claude.dev 开发者博客

    Opus 5.5 上一个任务要花多少钱:Anthropic 拆解 Claude Code 成本

    Anthropic 在 claude.dev 博客中拆解 Claude Code 单个任务的成本构成,指出轮次、缓存读取、输出 token 类型和模型选择四项决定开销。Opus 5.5 的输入与输出价格比 Opus 5 低 20%,缓存读取低 60%,API 列表价为每百万输入 token 4 美元、输出 20 美元、缓存读取 0.20 美元。文章建议先用中等 effort 处理范围明确的任务,给模型可自行验证的手段,把搜索类子智能体放到 Sonnet 或 Haiku,并用 /usage 在自己的任务上实测。

    Bar chart of API list prices per million tokens, Opus 5 against Opus 5.5: input $5.00 and $4.00, output $25.00 and $20.00, cache reads $0.50 and $0.20, which is 20%, 20% and 60% lower.

    size of the conversation, the session took many turns, and the conversation is worth reading to find where the loop repeated For a baseline, the Claude Code costs docs give an average across enterprise deployments of about $13 per developer per active day, and under $30 per active day for 90% of users. A session that costs well above your own normal level is worth reviewing. KEEP IN MIND Use medium effort for well-scoped daily work; Give the model a way to check its work, and start changes that

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星期四

  1. SemiAnalysis

    SemiAnalysis 发布 ClusterMAX 3.0 GPU 云评级,覆盖 77 家 neocloud

    SemiAnalysis 发布 ClusterMAX 3.0,对 77 家 neocloud 做全面评测,市场覆盖范围从 2.0 版的 209 家扩大到 323 家,并访谈了 200 多名终端用户。Nebius 与 CoreWeave 同列 Platinum,Google Cloud 与 Oracle 进入 Gold,Azure 降至 Silver,Crusoe 降至 Bronze,全球仅 19 家 neocloud 获得奖章评级。评测分审计、性能、可靠性三阶段,涵盖 GPU 计算、网络、存储、编排、监控与故障注入,并新增 Bronze 与 Underperforming 之间的 Participation Ribbon 档。

    may have heard of. Today, we finally go through the full breadth and depth of our testing, more thorough in ClusterMAX 3.0 than ever before. This includes compute, networking, storage, orchestration, UI, monitoring, support, and just about everything that you could think to check on a GPU cloud. We’ll explain who’s been cutting deals, whose engineers have been hard at work, and whose clusters you should negotiate to come with a bottle of Aspirin. Without further ado, voilà the ClusterMAX 3.0 po

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星期三

  1. Anthropic:Claude.dev 开发者博客

    Anthropic 如何用 Claude 两周让 claude.ai 提速 3 倍

    Anthropic 在两周冲刺中把 claude.ai 和 Claude 桌面应用的核心体验提速约 3 倍,75 分位下全新加载的可输入页面从 3.1 秒降到 0.55 秒,新建 Claude Code 会话从 0.8 秒降到 0.3 秒,加载 Claude Cowork 云会话从 2.6 秒降到 0.73 秒。团队用 Claude Tag(beta)在单个 Slack 频道内驱动流程,合并了三千多个改动且没有出现面向客户的事故或回滚。做法上,Claude 通过 Datadog MCP server 分析使用数据,锁定占 95% 用户活动的四条路径,并建立指令计数、React commit、样式重算等可在实验室复现的基准,再以 CI 棘轮和功能开关控制风险。

    Side-by-side recording of the claude.ai sidebar loading. Before, the rows arrive late and rearrange: ten rows jump, nine appear and four vanish. After, the rows fill in where they will stay, and nothing moves.

    paths there’s no instruction counting under Chromium, but there’s a ladder of other deterministic counts: React commits per interaction, function call counts from V8’s precise coverage, layout and style-recalc counts, DOM mutations. Which do you want first?; SSam12:49 PMLet’s explore valgrind + Ir + --predictable in one thread and each of the browser/react benches in new threads. Ping me in all of them. You know what we want. Let’s go Eleven minutes later, five threads were running, each focused

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  2. Modal 官方工程博客

    Modal 如何服务万亿 token 级编码智能体推理

    Modal 官方工程博客复盘了为编码智能体提供推理服务的优化过程,以 Moonshot AI 的 Kimi K2.6 为例,单副本每用户性能提升 2.8 倍、副本整体提升 5.6 倍。他们用 NVFP4 微缩放格式在 B200 上部署约一万亿参数的模型,基于 SGLang 打补丁并回馈上游,通过 DFlash 投机解码、KV cache 量化与 HiCache 扩展缓存,再配合负载感知的有状态路由,把服务扩展到每天处理数千亿 token。相关代码与配置已作为 Modal Auto Endpoints 的开源后端发布。

    l factors, not a few tens of percent. Counterintuitively, it is fairly easy to produce a speculator that predicts four, eight, or even more of the next tokens in the output, on average, especially for coding agent workloads. Roughly, there are two reasons this is the case: the target model sets speculators up for success and the majority of tokens do not use the full intelligence of the target model. Speculators can re-use the work of the target model. First, the target language model has alread

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星期一

  1. LiveKit 产品与工程博客

    LiveKit 对比 Pipecat:实时语音与视频 AI 智能体开源框架怎么选

    LiveKit 官方博客对比了实时语音与视频 AI 智能体两大开源框架 LiveKit Agents 与 Pipecat,指出前者基于自家开源 WebRTC 与 SIP 服务、抽象层级更高,后者不预设传输层、需自行逐级组装 pipeline。文章还说明 TEN Framework、Dograh、Vision Agents、Vocode 的定位,并从语言支持、维护活跃度、上手速度和生产就绪度四方面给出选型建议。

    ports to any OTLP backend, and Pipecat Cloud adds logs with Datadog integration and stored transcripts. What isn't included is the assembled view: the backend, retention, audio storage, and the correlation between media events and model events are yours to build, which usually means one more dashboard someone maintains. Who helps when you need it? The tiers look alike until the top. Both run community → email → enterprise: LiveKit's forum and email support on Ship and above; Pipecat's Discord an

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星期四

  1. GitHub Blog · AI & ML

    GitHub 用 Copilot 将 Copilot 运行时迁移到 Rust

    GitHub 用 GitHub Copilot app 和 Copilot CLI 把 Copilot agent runtime 从 TypeScript 完全重写为超过 80 万行生产级 Rust,代码主要由 AI 智能体编写,拆成 128 个 PR 增量合入 main,而非一次性切换。到 8 月 21 日运行时已是 100% 生产 Rust,共 832,378 行生产代码和 468,689 行 Rust 单元测试,另有 174,675 行 E2E TypeScript 测试。作者称这一原本需要整个团队一到两年的项目,主要由一名开发者用几个月完成,期间团队其余成员继续扩展运行时能力。

    the intelligence, security, reliability, and performance, and they want it shared so that a fix in one place fixes it in all of them. Most of the products listed in the previous paragraph initially implemented their own agent loop, but have since replaced it with the GitHub Copilot SDK, which is the entry point to the Copilot agent runtime. Doing so enables them to focus on their core business value and leave the details to the runtime. That’s all the more important given the pace of the industr

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星期一

  1. A6 a6-052 · Fireworks AI精选

    Fireworks 实测 DeepSeek-V4.1-Flash:DeepSWE 编码精度对标 GPT-6 Astra,单任务成本仅 1/15

    Fireworks 对 DeepSeek-V4.1-Flash 做了完整基准测试,在 DeepSWE 上达到 GPT-6 Astra 级别的编码精度,单任务成本 0.43 美元,比 Gemini 3.8 Flash 低 5.5 倍、比 GPT-6 Astra 低 15 倍、比 Claude Opus 5 低 28 倍。该模型为 552B 参数 MoE,采用编码器-解码器分离架构,输入 8B、输出 16B 激活参数,KV Cache 相比 DeepSeek V4 仅占 1/4 HBM 和 1/8 SSD 存储,本次运行 99.6% 输入 token 命中缓存。在 HLE 上它单独运行得 34.52%,落后于 Astra 的 50.40%,但与 Astra 组成 oracle router 后达到 54.80%,高于 Astra 单独运行。

    rcentage of tokens exist. DeepSeek improved the KV Cache utilization on DeepSeek-V4.1-Flash compared to previous generation DeepSeek V4, only consuming ¼ the HBM, and ⅛ the SSD Storage. Figure 2: KV Cache on DeepSeek-V4.1-Flash This new KV Cache optimization unlocks better economics for your coding agents. From the DeepSWE run, we had the following economics: 99.6% of input tokens on this run were cache hits, and cache-hit charges are 60% of the bill. Most people assume your agent economics resu

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星期六

  1. n8n Blog

    n8n 解析 AI 智能体如何用反思模式在生产环境中自我纠错

    反思模式让 AI 智能体通过生成、反思和修正三个阶段检查错误并改善输出。文章比较单模型自我反思、多智能体反思和工具增强反思,并指出应设置迭代停止条件,以控制模型 token 消耗、计算成本和延迟。n8n 可通过多个 AI 智能体节点和子工作流实现生成与批评流程,并跟踪 token 消耗及成本。

    he external tool or data used. AI architects and engineers can use workflow automation tools like n8n to run multi-step reasoning agents or agentic Retrieval-Augmented Generation (RAG). Engineers can work with SDKs. However, when using workflow automation tools with a visual interface, they can iterate more quickly and better track the progress of each stage. n8n is a source-available, AI-native automation platform, where engineers and nontechnical users alike can create AI agents and agentic wo

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星期五

  1. Google Developers Blog精选

    Google 用 Tunix 在 TPU 上实现自主 LLM 后训练

    Google Developers Blog 介绍 autofinetune 项目,把自主研究循环用于 LLM 后训练,基于 Tunix、Gemma 和 Cloud TPU,由 Antigravity CLI 与 Gemini Flash 3.7 编排。第一个实验中智能体在 Cloud TPU v5e-1 上对 functiongemma-270m-it 自动调整 LoRA rank/alpha、优化器和学习率等,几小时内完成 20 次实验;第二个实验基于 Tunix 官方 GRPO 示例训练 Gemma 3 1B 做数学推理,在 Cloud TPU v6e-1 上跑 40 次实验,总奖励提升约 10%。代码、示例运行和 program.md 模板已放在 autofinetune GitHub 仓库。

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    o improve the total reward by 10%. What’s Next? We hope this project shows you the power of AI agents in the domain of LLM post-training and inspires you to think about how to leverage them to automate your LLM finetuning workflows using Tunix on TPUs. Please check out the code, sample runs, and program.md templates in the autofinetune GitHub repository, explore the Tunix library, and start building your own autonomous post-training lab today! Optimizing a 200,000-line Python codebase overnight

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