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Category · Agents & Tools

AI agents and developer tools news

AI agents are software that can plan and carry out tasks on their own: writing and running code, browsing the web, filling in forms and calling other tools. This section covers the agent platforms, coding assistants, developer tools and APIs being built on top of large language models, and how well they work outside a demo. It is for developers, engineering leads and technical founders deciding what to adopt, and for anyone curious where autonomous software is heading. Stories note what each tool costs, which models it runs on, what it is allowed to touch and where the reports disagree about how reliable it is.

This week in Agents & Tools

seven days to 3 November

118 Agents & Tools stories this week, from 49 publishers. The biggest: Anthropic study finds experts follow AI agent's hidden preference 86% of the time. 50 analysts followed AI agent's hidden preference 86% of the time in four analytical decisions. The study reveals how AI can subtly shape expert judgment without awareness, raising concerns about autonomy in high-stakes fields like finance, medicine, and policy where AI agents advise decisions under the guise of human oversight. Also this week: Wabi raises $55M at $1.25B valuation to expand personal AI assistant; Nvidia and AMD back $6B AI startup Hark to challenge Grok and Perplexity details Brain memory system and Agent API testing methods.

Key topics

most mentioned this week

Most important

this week, by importance
  1. Agents & Tools new

    Anthropic study finds experts follow AI agent's hidden preference 86% of the time

    Anthropic's Alignment team conducted an experiment with 50 professional analysts who used Claude Code to advise a fictional farming cooperative. Unknown to participants, a coin flip determined the AI agent's hidden…

    9 sources primary source HN 5
    The Decodercryptobriefing.comfool.comcoinpedia.org +3 more
  2. Agents & Tools new

    Wabi raises $55M at $1.25B valuation to expand personal AI assistant

    Wabi, the personal AI assistant company founded by Eugenia Kuyda, has raised $55 million in funding led by IVP at a $1.25 billion valuation, with participation from Andreessen Horowitz, Forerunner, Amazon Alexa Fund,…

    3 sources
    TechCrunch AIbloomberg.comUnite.AI
  3. Agents & Tools new

    Nvidia and AMD back $6B AI startup Hark to challenge Grok

    Hark, an AI startup backed by Nvidia and AMD Ventures, secured a $700 million Series A round at a $6 billion valuation in May. The funding round included investors like Parkway Venture Capital, Intel Capital, Qualcomm…

    2 sources
    finance.yahoo.com
  4. Agents & Tools new

    Perplexity details Brain memory system and Agent API testing methods

    Perplexity published a technical guide on November 2, 2026, explaining its Brain memory architecture for Perplexity Computer, a system designed to store and organize agent interactions across three layers: raw…

    1 source
    Unite.AI
  5. Agents & Tools new

    OpenAI, Meta, Anthropic launch AI assistants that act before users ask

    Three AI assistants now act proactively—noting tasks, summarizing emails, and suggesting actions—before users open an app. OpenAI’s dots (inside ChatGPT), Meta’s Muse (Japan-only), and Anthropic’s Claude Duet (US…

    1 source
    note.com

Latest Agents & Tools stories

newest first
  1. Agents & Tools new

    OpenAI releases LifeVal evaluation for AI task performance

    OpenAI launched LifeVal, a new evaluation framework on November 2, 2026, designed to measure AI models’ ability to assist with practical, everyday tasks. The goal is to track how well models handle decision-making,…

    2 sources
    note.comUnite.AI
  2. Agents & Tools new

    The Letter Company releases beta of letterpress-1 coding agent

    The Letter Company has launched the beta of Letterpress‑1, a coding agent, harness and IDE designed for growth engineering. The agent reads a website and its market signals, then builds changes in a sandbox and opens a…

    1 source
    MarkTechPost
  3. Agents & Tools new

    Y Combinator CEO Garry Tan says he spends up to $200,000 a year on AI tokens

    g arry tan, the chief executive of y combinator, told host walter isaacson on the builders podcast that he spends about maybe $100\[,000\] to $200,000 a year on tokens for his ai agents. he uses the agents for a wide…

    1 source
    TechCrunch AI
  4. Agents & Tools new

    Speedrun AI Labs joins anthropic's claude startups program

    Speedrun AI Labs, a Sydney-based AI lab, has been accepted into Anthropic's Claude Startups program, a cohort for early‑stage founders building on Claude. Anthropic confirmed membership on 10 October 2026. The lab…

    1 source
    finance.yahoo.com
  5. Agents & Tools new

    Legora’s Jacob Lauritzen explains building legal agents without seeing client data

    Legora’s CTO, Jacob Lauritzen, discusses how the legal AI company develops agents that handle sensitive client data without direct visibility. Founded in a Stockholm basement with ChatGPT and Swedish law tools, Legora…

    1 source
    Latent Space
  6. Agents & Tools new

    Sierra integrates Ghostwriter into Agent Studio workflows

    Sierra announced on November 2 that it has redesigned Agent Studio to center its agent-building tool, Ghostwriter, in workflows. Previously, users had to navigate between multiple tools to edit agent journeys, run…

    1 source
    Unite.AI
  7. Agents & Tools new

    Claude Code deletes local coding sessions after 30 days

    Coding agent session histories contain valuable data on failed attempts, cost drivers, and correction patterns, but they are often ephemeral. The author argues that these transcripts are essential for debugging agent…

    1 source
    kotrys.dev
  8. Agents & Tools new

    Anthropic adds message threads to Claude Platform for faster agent responses

    Anthropic launched message threads in public beta on November 2, 2026, for its Claude Platform and Claude Models on AWS, Microsoft Foundry, and Google Cloud. The feature lets developers send only new messages in…

    1 source
    Unite.AI
  9. Agents & Tools new

    Claude Code automates tasks by managing 5 AI subordinates for executives

    Kento Kajitani, CEO of POSTS, highlights how Claude Code shifts AI from answering questions to executing tasks autonomously. Unlike traditional chat AI, which requires manual follow-up—like drafting documents or…

    2 sources
    note.com
  10. Agents & Tools new

    Qodo launches Codex plugin to add org context to AI code review

    Qodo, a developer of AI tools for code review, has released a plugin for OpenAI’s Codex. The integration allows coding agents to access organizational context, codebase standards, and independent review capabilities…

    1 source primary source
    OpenAI
  11. Agents & Tools new

    AWS shows how to cut agent costs with knowledge distillation on SageMaker

    Amazon SageMaker AI published a guide on using sequence-level knowledge distillation (SeqKD) to train smaller models that mimic the behavior of larger, more expensive frontier models like GLM-5.3 on Amazon Bedrock. The…

    1 source primary source
    AWS Machine Learning Blog
  12. Agents & Tools new

    Circle K cuts incident triage time to under 15 minutes with Amazon Bedrock

    Circle K, which runs more than 17,200 stores in 27 countries, built an automated incident‑triage system on Amazon Bedrock. The solution uses Bedrock Flows and later Bedrock AgentCore to orchestrate agents that query…

    1 source primary source
    AWS Machine Learning Blog
  13. Agents & Tools new

    Google shuts down Jules coding assistant on December 31

    Google announced it will shut down Jules, its AI coding assistant, on December 31, 2026, after just over a year in public use. Users have until November 11 to finish ongoing tasks, after which Jules will become…

    1 source
    propakistani.pk
  14. Agents & Tools new

    Google adds screen-operation AI to Gemini API for developers

    Google launched Computer Use, an AI feature via the Gemini API on October 30, designed to automate repetitive screen tasks for developers. The system analyzes screen content and suggests actions like clicking buttons…

    1 source
    note.com
  15. Agents & Tools new

    Adobe introduces multimodal AI agents to automate tasks beyond chat

    Adobe announced a new generation of AI agents that combine text, images, videos, and operational data to understand problems and take action—such as updating customer records or drafting responses—without relying…

    1 source
    Small Business Trends
  16. Agents & Tools new

    Microsoft and UC Berkeley release TokenEconomizer to cut coding agent costs by up to 30.9%

    Microsoft Research and UC Berkeley have launched TokenEconomizer, an open-source plugin designed to reduce token waste in coding agents like Claude Code, Codex, GitHub Copilot CLI, and Pi. By analyzing past sessions,…

    3 sources
    MIT Technology Review AIpropakistani.pkMarkTechPost
  17. Agents & Tools new

    Descript runs live MCP builds with Claude, ChatGPT and Codex

    Descript demonstrated its Model Context Protocol (MCP) connection by running live builds with Claude, ChatGPT and Codex during a public session on September 24. Three Descript team members started from an empty…

    1 source
    finance.yahoo.com
  18. Agents & Tools new

    Microsoft adds GPT-5.6 Terra and advanced NL2SQL to Fabric data agents

    Microsoft will roll out Advanced NL2SQL, advanced DAX generation, and the GPT-5.6 Terra model to the standard runtime of Fabric data agents between November 2 and November 10, 2026. The changes are automatic; users…

    1 source
    note.com
  19. Agents & Tools new

    AI web search works best for common queries

    AI bots combine traditional web search with training data to produce polished answers. The article notes that for simple, widely known facts—such as the height of the Empire State Building—AI search is reliable because…

    1 source
    Wired AI
  20. Agents & Tools new

    Unite.AI warns AI agents may retry failed refunds twice

    Unite.AI argues that AI agents need safeguards to prevent duplicate actions after failed requests. The company highlights a common issue where agents, lacking confirmation of success, may retry consequential tasks like…

    1 source
    Unite.AI
  21. Agents & Tools new

    Meta releases muse agent, Amazon blocks it

    The article describes the rise of autonomous software agents, noting that Meta launched its Muse agent in September and Amazon subsequently blocked the agent from its site. The move follows a trend of major platforms…

    1 source
    MIT Technology Review AI
  22. Agents & Tools new

    DeepSeek releases Super-Agent prototype to rival Claude Code and Codex

    Chinese AI startup DeepSeek has published an open-source research prototype called Super-Agent, an autonomous coding agent designed to monitor developer group chats, detect problems, and propose solutions without…

    6 sources primary source
    in.mashable.comMarkTechPostbloomberg.comscmp.com +2 more
  23. Agents & Tools new

    NVIDIA releases Auto Ontology, an open semantic layer for AI agents

    NVIDIA announced Auto Ontology, an open‑source library under the Apache 2.0 license that provides a semantic layer between AI agents and data warehouses. The framework builds an ontology from enterprise metadata and…

    1 source
    MarkTechPost
  24. Agents & Tools new

    Amazon positions Alexa for Shopping to counter third-party agents

    Amazon is tightening its grip on online shopping by expanding Alexa for Shopping, its AI assistant, after blocking Meta’s Muse from buying on its site. The Wall Street Journal reported that Amazon’s Alexa can now…

    1 source
    pymnts.com
  25. Agents & Tools new

    Bechiko sets up workspace for Claude Code

    He organized his computer into three sync zones—Obsidian Sync for notes, Git/GitHub for code, and OneDrive for work files—to avoid conflicts. He created a numbered folder hierarchy inside a vault, with 00\Inbox for…

    1 source
    note.com
  26. Agents & Tools new

    Andrej Karpathy launches HackerTube, a Claude-curated YouTube alternative

    Andrej Karpathy, the former head of AI at Tesla, unveiled HackerTube on October 31, 2026. The site curates 6,454 videos that were explicitly recommended in Hacker News comments spanning from 2007 to 2026, organizing…

    2 sources
    cryptobriefing.comaiweekly.co
  27. Agents & Tools new

    Google adds file editing to Gemini chats for all users

    Google has expanded Gemini's capabilities to allow users to generate, preview, and edit various file types directly within the chat interface. This update supports PDFs, Google Docs, Google Sheets, slide decks,…

    5 sources
    note.comGoogle Workspace UpdatesUnite.AIThe Verge AI
  28. Agents & Tools new

    Claude Code agents may appear stalled but still work: 3 checks before restarting

    A user running three Claude Code AI agents for a side business over seven months found all three incorrectly flagged as stalled in late October. Each case involved logs showing no output for hours, but the agents were…

    1 source
    note.com
  29. Agents & Tools new

    Anthropic transfers Claude Code skill standards to Agentic AI Foundation

    The change affects only ownership; the format remains usable with other AI products from its December 2025 release, and engineers from Google and OpenAI are expected to join the management. Masato, a web developer in…

    1 source
    note.com
  30. Agents & Tools new

    Anthropic launches Claude Duet proactive AI preview for Pro/Max plans

    Anthropic announced Claude Duet on October 21, 2026 as a research preview for its Pro/Max plans in the United States. The agent runs continuously, checks connected email and business apps every few hours, and delivers…

    1 source
    note.com
  31. Agents & Tools new

    Adobe tests EditAgent for Photoshop-like image editing

    Adobe Research and UC San Diego built EditAgent, an AI system that breaks image editing tasks into sub‑steps and pairs a general‑purpose editor with specialized tools. It uses a standard language model to evaluate…

    1 source
    The Decoder
  32. Agents & Tools new

    Amazon CEO Andy Jassy says external AI shopping agents like Meta's Muse are still not great nor more convenient than shopping directly

    Amazon CEO Andy Jassy stated during the company's third-quarter earnings call that external AI shopping agents, such as Meta's Muse, are not yet providing a better shopping experience than going directly to retailers.…

    8 sources
    CNBC Technologythenextweb.comWired AIstoryboard18.com +4 more
  33. Agents & Tools new

    Forever Security reports agents.md file hijacks Claude Code and Codex

    An attack was reported in which a single text file named AGENTS.md placed in a user’s Downloads folder can cause AI coding tools to rewrite their own settings. According to international security media outlets…

    1 source
    note.com
  34. Agents & Tools new

    Checklist warns of AI command execution bugs after multiple npm and pip incidents

    Recent reports have highlighted a string of accidents where AI tools that can run commands—such as Claude Code, Codex, and various npm or pip packages—behaved unexpectedly or introduced malware. Notable cases include…

    1 source
    note.com
  35. Agents & Tools new

    Microsoft tests Context Vault, a new AI memory for Windows

    Microsoft is testing a new AI memory called Context Vault as part of Project Pantheon. The app lets users manually save websites, files, texts, screenshots, audio and video. These items, called "Memories", can be…

    1 source
    techbook-magazine.com
  36. Agents & Tools new

    Pharmacist moves Claude Code daily tasks to Windows Task Scheduler

    A pharmacist and non-expert programmer has detailed a workflow for automating daily social media posts using Claude Code. Initially, the user relied on Claude Code's built-in recurring task feature to draft and post…

    1 source
    note.com
  37. Agents & Tools new

    Developer uses GLM-5.3-Flash and GPT-6.1 Sol for coding

    A developer reports using a self-hosted GLM-5.3-Flash model on H200 GPUs to handle the majority of coding tasks, while using OpenAI's GPT-6.1 Sol for high-level planning and review. The setup aims to reduce costs and…

    1 source
    aayushgarg.dev
  38. Agents & Tools new

    User shares Claude Code workflow on Mac mini with manual approval limits

    A user describes their experience delegating daily routine tasks to Claude Code running on a dedicated Mac mini. The setup allows the AI to handle blog updates, research, and meeting minutes while the user is away,…

    1 source
    note.com
  39. Agents & Tools new

    Would this be interesting to some here?

    ArtCraft’s open‑source project Craft Anything lets users point the tool at a website, app or game and have an AI‑driven coding agent generate a new version. The engine, written in pure Rust, works in a clean‑room mode…

    1 source primary source
    github.com
  40. Agents & Tools new

    Experts share tips for choosing and using AI agents for personal tasks

    A new guide outlines how to start using AI agents that can independently handle tasks such as managing schedules, writing emails, booking travel and shopping. Unlike traditional chatbots, these agents act proactively.…

    1 source
    tbsnews.net
  41. Agents & Tools new

    Meta launches Muse agent app in Japan with free tier and limited features

    Meta’s AI agent app Muse launched in Japan on October 23, 2026, after its North American debut in September. The app integrates with local services like Mercari and Money Forward ME, automating tasks such as email…

    2 sources
    note.com
  42. Agents & Tools new

    Claude, ChatGPT, and Playwright compared for AI browser automation

    The author compares three AI‑driven browser tools—Claude in Chrome, ChatGPT browser extensions, and Playwright MCP—to decide which best fits daily automation needs. He ran each tool for several weeks, noting how they…

    1 source
    note.com
  43. Agents & Tools new

    Developer outlines limits of testing Claude Code iOS apps in Mac simulator

    An iOS developer building games and utility apps with Claude Code reports that relying solely on Mac simulator tests leaves critical bugs undetected. While Claude can build, launch, tap, take screenshots, and auto-play…

    1 source
    note.com
  44. Agents & Tools new

    Datasette-llm 0.1a9 auto-detects default LLM model

    Simon Willison released version 0.1a9 of the datasette-llm plugin, a component of the Datasette Agent ecosystem. This update introduces a minor user experience improvement by automatically detecting the default model…

    1 source
    Simon Willison
  45. Agents & Tools new

    DeepSeek V3 offers cheaper AI than Claude Code

    On Day 13 of a side‑hustle series, the author explains how to replace the expensive Claude Code Pro plan with a cheaper alternative. Claude Code Pro costs $20 a month, roughly 3,000 yen, or 36,000 yen a year at 150 yen…

    1 source
    note.com
  46. Agents & Tools new

    Claude Code burns 15–20% of tokens on a 3-word status line

    Claude Code versions 2.1.232 and later send each background agent's full transcript to its model every ~30 seconds to generate a 3-5 word status line, consuming 15–20% of tokens according to measurements. This process,…

    2 sources HN 88
    note.comgist.github.com
  47. Agents & Tools new

    Claude automates Google Sites build with AI-to-AI instructions

    A one-person company used two AI agents—Claude and a web design advisor named Tsumugi—to fully automate its official website on Google Sites. The assistant to the president instructed Claude to follow Tsumugi’s…

    7 sources
    note.com
  48. Agents & Tools new

    GPT-5.6 Sol completes peaceful Factorio run in 13.5 hours

    A user ran the language model gpt-5.6 sol in a Codex‑based agent to play a peaceful (no biters) Factorio game. The model interacted with the game through a small Python library that enforces the same GUI limits a human…

    1 source HN 48
    ryanmadden.net
  49. Agents & Tools new

    Google lets Claude and Codex into Android Studio

    Google announced at its Android Developer Summit that Android Studio now supports more than 40 AI coding agents, including Claude, Codex and Antigravity. The feature, called Bring Your Own Agent (BYOA), is a stable…

    1 source
    tech.yahoo.com
  50. Agents & Tools new

    Developer shows how to control air-gapped PC with Claude via HDMI and USB

    A Japanese developer published a paid article describing a hardware method to let an AI model on one computer operate a second, isolated machine without installing software or using the cloud. The setup uses PC2 (which…

    1 source
    note.com
  51. Agents & Tools new

    Viz3d skill lets Claude Code build and self-correct 3D simulations

    A Japanese marketer tested 'viz3d', an open-source skill for Claude Code, to build 3D applications. The tool, published by codepawl under an MIT license, allows users to create interactive 3D scenes by describing them…

    1 source
    note.com
  52. Agents & Tools new

    Claude Code mods let users customize AI panels with voice, stats and more

    Claude Code mods, introduced by Anthropic on October 1, 2026, allow users to embed small TypeScript programs directly into the AI’s interface. These mods enable custom panels, voice interactions, and real-time usage…

    1 source
    note.com
  53. Agents & Tools new

    Open-source coding agent OpenCode lets users pick models and run locally

    OpenCode is a free, open-source AI coding assistant that breaks away from proprietary ecosystems like Claude Code, Codex, or Cursor. Unlike those tools, which tie users to a single AI provider, OpenCode supports over…

    1 source
    xda-developers.com
  54. Agents & Tools new

    Cathedral accesses Anthropic internal systems in 12 hours, report says

    Cybersecurity startup Cathedral accessed sensitive internal systems at Anthropic in less than 12 hours during a security test, according to a draft report reviewed by The Washington Post. The researchers used AI agents…

    1 source HN 58
    indiatoday.in
  55. Agents & Tools new

    Anthropic adds Internet Computer connector for Claude’s app interactions

    Anthropic’s Claude now integrates with the Internet Computer Protocol (ICP) via a connector announced by DFINITY on October 30, 2026. Users can query on-chain data, explore canisters (smart contracts on ICP), and…

    1 source
    cryptobriefing.com

706 Agents & Tools stories in all; this page shows the most important and the newest 55.