GitHub Copilot Chat を使う時のTips（Instruction files, Prompt files ）
はじめに GitHub Copilot は、Visual Studio Code (以下、VS Code) で提供される AI を活用したプログラミングツールで、VS Code上で拡張機能としてインストールすることで使用できます。 主な機能として、コードを編集中のファイルに対して続きのコードを提案してくれる Completions や、 自然言語でプログラミングをサポートする Chat があります。 今回は、GitHub Copilot の Chat を使う上で知っていると便利な知識を紹介します。 GitHub Copilot Chat のモードを使い分ける GitHub Copilot Chat にはいくつかのモードがあり、用途に応じて適切な mode を選択することで効率的に作業を進めることができます。 モード名 説明 使い道
Vibe coding with GitHub Copilot: Agent mode and MCP support rolling out to all VS Code users
Allow us to reintroduce ourselves: GitHub Copilot is getting a whole lot more agentic with increased context of your tools and services, powered by the world’s leading models, starting today. 👏 We are excited to roll out agent mode in Visual Studio Code to all users, now complete with MCP support that unlocks access to any context or capabilities you want. What’s more, we are thrilled to release
何年後かの自分へ こんにちは、のんピ(@non____97)です。 業務で使用する新しいMacが届きました。 新しいMacを初期セットアップするにあたって「今の設定どうだったっけ...」と調べる時間が結構かかってしまいました ということで何年後かの自分がまた新しいMacに乗り換える際に手間取らないように、設定した内容を書き記しておきます。 移行先のMacの情報は以下の通りです。M1 Max、嬉しい。 # OSのバージョンの確認 > sw_vers ProductName: macOS ProductVersion: 12.4 BuildVersion: 21F79 # カーネルのバージョン確認 > uname -r 21.5.0 # CPUのアーキテクチャの確認 > uname -m arm64 # CPUの詳細確認 > sysctl -a machdep.cpu machdep.cpu.
GitHub - modelcontextprotocol/servers: Model Context Protocol Servers
Official integrations are maintained by companies building production ready MCP servers for their platforms. 21st.dev Magic - Create crafted UI components inspired by the best 21st.dev design engineers. 2slides - An MCP server that provides tools to convert content into slides/PPT/presentation or generate slides/PPT/presentation with user intention. ActionKit by Paragon - Connect to 130+ SaaS inte
December 18, 2024 by Burke Holland, @burkeholland We're excited to announce an all new free plan for GitHub Copilot, available for everyone today in VS Code. All you need is a GitHub account. No trial. No subscription. No credit card required. Enable GitHub Copilot Free You can click on the link above or just enable GitHub Copilot right from within VS Code like so... With GitHub Copilot Free you g
Context is all you need: Better AI results with custom instructions
Version 1.108 is now available! Read about the new features and fixes from December. March 26, 2025 by Rob Conery, @robconery.com, Burke Holland, @burkeholland Earlier this month, we announced the general availability of custom instructions in Visual Studio Code. Custom instructions are how you give Copilot specific context about your team's workflow, your particular style preferences, libraries t
2025: The year in LLMs
31st December 2025 This is the third in my annual series reviewing everything that happened in the LLM space over the past 12 months. For previous years see Stuff we figured out about AI in 2023 and Things we learned about LLMs in 2024. It’s been a year filled with a lot of different trends. The year of “reasoning” The year of agents The year of coding agents and Claude Code The year of LLMs on th
Update 1.99.1: The update addresses these security issues. Update 1.99.2: The update addresses these issues. Update 1.99.3: The update addresses these issues. Downloads: Windows: x64 Arm64 | Mac: Universal Intel silicon | Linux: deb rpm tarball Arm snap Welcome to the March 2025 release of Visual Studio Code. There are many updates in this version that we hope you'll like, some of the key highligh
Version 1.108 is now available! Read about the new features and fixes from December. Release date: June 12, 2025 Security update: The following extension has security updates: ms-python.python. Update 1.101.1: The update addresses these issues. Update 1.101.2: The update addresses these issues. Downloads: Windows: x64 Arm64 | Mac: Universal Intel silicon | Linux: deb rpm tarball Arm snap Welcome t
Edit: A lot of folks have been asking what worfklows I used to write these apps. I used GitHub Copilot in VS Code with a custom agent prompt that you’ll find toward the end of this post. Context7 was the only MCP I used. I mostly just used the built-in voice dictation feature and talked to Claude. No fancy workflows, planning, etc required. The agent harness in VS Code for Opus 4.5 is so good - yo
Update 1.80.1: The update addresses these issues. Update 1.80.2: The update addresses this security issue. Downloads: Windows: x64 Arm64 | Mac: Universal Intel silicon | Linux: deb rpm tarball Arm snap Welcome to the June 2023 release of Visual Studio Code. There are many updates in this version that we hope you'll like, some of the key highlights include: Accessibility improvements - Accessible V
Visual Studio Code gives you several ways to teach the AI about your codebase, coding standards, and workflows. This article introduces the customization options and helps you get started. To access customizations, select the Configure Chat (gear icon) in the Chat view to open the Chat Customizations editor. Customization scenarios The following sections describe common customization scenarios and
Unlock a new era of innovation with Windows Copilot Runtime and Copilot+ PCs
Unlock a new era of innovation with Windows Copilot Runtime and Copilot+ PCs I am excited to be back at Build with the developer community this year. Over the last year, we have worked on reimagining Windows PCs and yesterday, we introduced the world to a new category of Windows PCs called Copilot+ PCs. Copilot+ PCs are the fastest, most intelligent Windows PCs ever with AI infused at every layer
Bringing the power of AI to Windows 11 – unlocking a new era of productivity for customers and developers with Windows Copilot and Dev Home
Bringing the power of AI to Windows 11 – unlocking a new era of productivity for customers and developers with Windows Copilot and Dev Home The team and I are pumped to be back at Build with the developer community this year. Over the last year, Windows has continued to see incredible growth fueled by Windows 11 adoption. In fact, one of the most exciting areas driving that growth for Windows has
Version 1.108 is now available! Read about the new features and fixes from December. Release date: May 8, 2025 Update: Enable Next Edit Suggestions (NES) by default in VS Code Stable (more...). Update 1.100.1: The update addresses these security issues. Update 1.100.2: The update addresses these issues. Update 1.100.3: The update addresses these issues. Downloads: Windows: x64 Arm64 | Mac: Univers
Update 1.97.1: The update addresses these security issues. Update 1.97.2: The update addresses these issues. Downloads: Windows: x64 Arm64 | Mac: Universal Intel silicon | Linux: deb rpm tarball Arm snap Welcome to the January 2025 release of Visual Studio Code. There are many updates in this version that we hope you'll like, some of the key highlights include: Next Edit Suggestions (preview) - Co
Real-world gen AI use cases from the world's leading organizations | Google Cloud Blog
AI is here, AI is everywhere: Top companies, governments, researchers, and startups are already enhancing their work with Google's AI solutions. Published April 12, 2024; last updated October 9, 2025. Automotive & Logistics Business & Professional Services Financial Services Healthcare & Life Sciences Hospitality & Travel Manufacturing, Industrial & Electronics Media, Marketing & Gaming Public Sec
Update 1.86.2: The update addresses these issues. Update 1.86.1: The update addresses these issues. Downloads: Windows: x64 Arm64 | Mac: Universal Intel silicon | Linux: deb rpm tarball Arm snap Welcome to the January 2024 release of Visual Studio Code. There are many updates in this version that we hope you'll like, some of the key highlights include: Per-window zoom levels - Adjust the zoom leve
Awesome GitHub Copilot MCP Server で GitHub Copilot を強くする
はじめに GitHub Copilot の Agent Mode には調べものやコードを書いてもらったり毎日大変お世話になっています。 MCP サーバーや各種 instructions, chat mode, prompt files などを使用することで、より便利に使うことができます。ただ、毎回独自に生成するのは面倒ですし、他の人が作成したものを参考にしたいと思うこともあります。 そんな時に使えるのが Awesome GitHub Copilot のリポジトリ です。 ここには様々な用途で使える Chat modes, Instructions, Prompt files が纏められています。2025 年 9 月現在、これを何個くらい使えるか数えてみたところ、以下のようになりました。 chatmodes フォルダー: 53 個 instructions フォルダー: 69 個 promp
Version 1.108 is now available! Read about the new features and fixes from December. Update 1.85.1: The update addresses these issues. Update 1.85.2: The update addresses these issues. Downloads: Windows: x64 Arm64 | Mac: Universal Intel silicon | Linux: deb rpm tarball Arm snap Welcome to the November 2023 release of Visual Studio Code. There are many updates in this version that we hope you'll l
Introducing the Awesome GitHub Copilot Customizations repo - Microsoft for Developers
Today we’re excited to announce the launch of the Awesome GitHub Copilot Customizations repo! The Awesome Copilot repo is a community-driven resource with custom instructions, reusable prompts, and custom chat modes that helps you get consistent AI assistance. In other words, Awesome Copilot helps you get the most out of GitHub Copilot by letting you tailor it to your needs. And even better, the a
Model Context Protocol (MCP) is an open standard that enables AI models to interact with external tools and services through a unified interface. In VS Code, MCP support enhances GitHub Copilot's agent mode by allowing you to connect any MCP-compatible server to your agentic coding workflow. This article guides you through setting up MCP servers and using tools with agent mode in Visual Studio Cod
Visual Studio Code、コーディングエージェントによるマージコンフリクトの解決アクションの追加、ネストされたAGENTS.mdの設置、AppleアカウントでのGitHub Copilotログイン可能に Visual Studio Codeは2025年10月9日、バージョン1.105をリリースした。この記事ではいくつかの新機能と改善点を紹介する。 September 2025 (version 1.105) - Visual Studio Code Updates まず言語モデルの選択肢として「GPT-5-Codex」「Claude Sonnet 4.5」を選べるようになった。また、GitHubアカウントまたはGoogleアカウントでのサインインに加え、Appleアカウントを使ってGitHub Copilotアカウントにサインインできるようになった（つまりGitH
Version 1.108 is now available! Read about the new features and fixes from December. Release date: August 7, 2025 Update 1.103.1: The update adds GPT-5 prompt improvements, support for GPT-5 mini, and addresses these issues. Update 1.103.2: The update addresses these issues. Downloads: Windows: x64 Arm64 | Mac: Universal Intel silicon | Linux: deb rpm tarball Arm snap Welcome to the July 2025 rele
Update 1.94.1: The update addresses this security issue. Update 1.94.2: The update addresses these issues. Downloads: Windows: x64 Arm64 | Mac: Universal Intel silicon | Linux: deb rpm tarball Arm snap Welcome to the September 2024 release of Visual Studio Code. There are many updates in this version that we hope you'll like, some of the key highlights include: Find in Explorer - Quickly find file
Release date: November 12, 2025 Update 1.106.1: The update addresses these issues Update 1.106.2: The update addresses these issues Update 1.106.3: The update addresses these issues Downloads: Windows: x64 Arm64 | Mac: Universal Intel silicon | Linux: deb rpm tarball Arm snap Welcome to the October 2025 release of Visual Studio Code. This release brings significant updates across three key areas:
Version 1.108 is now available! Read about the new features and fixes from December. Update 1.75.1: The update addresses these issues. Downloads: Windows: x64 Arm64 | Mac: Universal Intel silicon | Linux: deb rpm tarball Arm snap Welcome to the January 2023 release of Visual Studio Code. There are many updates in this version that we hope you'll like, some of the key highlights include: Profiles -
Try this Get started with AI Follow a hands-on tutorial to build your first app with AI in VS Code. Start tutorial Customize AI Explore all the ways to tailor the AI experience to your workflow. Open Customization Overview GitHub Copilot brings AI agents to Visual Studio Code. Describe what you want to build, and an agent plans the approach, writes the code, and verifies the result across your ent
With chat agent mode in Visual Studio Code, you can use natural language to define a high-level task and to start an agentic code editing session to accomplish that task. In agent mode, Copilot autonomously plans the work needed and determines the relevant files and context. It then makes edits to your codebase and invokes tools to accomplish the request you made. Agent mode monitors the outcome o
February 12, 2025 by Brigit Murtaugh, Burke Holland We're excited to announce not one, not two, but three previews for GitHub Copilot in this release of Visual Studio Code: Next Edit Suggestions Agent Mode for Copilot Edits Vision In this post, we're going to dive into Next Edit Suggestions and take a look at the next evolution of AI-powered code completions in your editor. Next Edit Suggestions (
Update 1.87.1: The update addresses these issues. Update 1.87.2: The update addresses this security issue. Downloads: Windows: x64 Arm64 | Mac: Universal Intel silicon | Linux: deb rpm tarball Arm snap Welcome to the February 2024 release of Visual Studio Code. There are many updates in this version that we hope you'll like, some of the key highlights include: Voice dictation in editor - Use your
March 30, 2023 by Chris Dias, @chrisdias AI did not write this blog post, but it will make your development experiences incredible. Note: If you like to learn about the latest GitHub Copilot experience in Visual Studio Code, go to the GitHub Copilot in VS Code topic, where you'll find details on the Copilot editor integration and Copilot Chat features such as inline Chat, the dedicated Chat view,
Launch VS Code Quick Open (Ctrl+P), paste the following command, and press enter. GitHub Copilot - Your AI peer programmer GitHub Copilot is an AI peer programming tool that helps you write code faster and smarter. GitHub Copilot adapts to your unique needs allowing you to select the best model for your project, customize chat responses with custom instructions, and utilize agent mode for AI-power
Adding custom instructions for GitHub Copilot - GitHub Docs
About custom instructions for GitHub Copilot GitHub Copilot can provide chat responses that are tailored to the way your team works, the tools you use, or the specifics of your project, if you provide it with enough context to do so. Instead of repeatedly adding this contextual detail to your chat questions, you can create a file that automatically adds this information for you. The additional inf
2024-04-07: AWS Message Processing Framework for .NET, .NET 7 EoS, grpc-dotnet 2.62.0 - WeekRef.NET
2024-04-07: AWS Message Processing Framework for .NET, .NET 7 EoS, grpc-dotnet 2.62.0 トピックス Introducing the AWS Message Processing Framework for .NET (Preview) | Amazon Web Services https://aws.amazon.com/jp/blogs/developer/introducing-the-aws-message-processing-framework-for-net-preview/ AWS Message Processing Framework for .NET のプレビューが公開された。 .NET で AWS の SQS や EventBridge を使用してメッセージ処理を行うためのフレームワ
The feature is still in development and not yet ready for general use. View the experimental features (@tag:experimental). Copilot Edits Agent mode improvements (Experimental) Last month, we introduced agent mode for Copilot Edits in VS Code Insiders. In agent mode, Copilot can automatically search your workspace for relevant context, edit files, check them for errors, and run terminal commands (w
Update 1.92.1: The update addresses these issues. Update 1.92.2: The update addresses these issues. Downloads: Windows: x64 Arm64 | Mac: Universal Intel silicon | Linux: deb rpm tarball Arm snap Welcome to the July 2024 release of Visual Studio Code. There are many updates in this version that we hope you'll like, some of the key highlights include: Default browser - Configure which browser to use
Motivation Ever since TJ said “Personalized Development Environment,” the phrase latched onto me like a cobweb in a mineshaft. A Personalized Development Environment (PDE) describes an ideal setup that is tailored to your needs and preferences – it lies between a bare-bone text editor and a full-fledged IDE. It is a place where you can be productive, efficient, and comfortable. It is a place that
An AI-native software engineer is one who deeply integrates AI into their daily workflow, treating it as a partner to amplify their abilities. This requires a fundamental mindset shift. Instead of thinking “AI might replace me” an AI-native engineer asks for every task: “Could AI help me do this faster, better, or differently?”. The mindset is optimistic and proactive - you see AI as a multiplier
Agent mode is now generally available with MCP support - Visual Studio Blog
Copilot agent mode is the next evolution in AI-assisted development—and it’s now generally available in the Visual Studio June update. Agent mode turns GitHub Copilot into an autonomous pair programmer capable of handling multi-step development tasks from end to end. It builds a plan, executes it, adapts along the way, and loops through tasks until completion. Agent mode can analyze your codebase,
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ぼくのMac環境 ver.のんピ | DevelopersIO
Announcing a free GitHub Copilot for VS Code
March 2025 (version 1.99)
May 2025 (version 1.101)
Opus 4.5 is going to change everything
June 2023 (version 1.80)
Customize AI in Visual Studio Code
April 2025 (version 1.100)
January 2025 (version 1.97)
January 2024 (version 1.86)
November 2023 (version 1.85)
Use MCP servers in VS Code (Preview)
Visual Studio Code、コーディングエージェントによるマージコンフリクトの解決アクションの追加、ネストされたAGENTS.mdの設置、AppleアカウントでのGitHub Copilotログイン可能に | gihyo.jp
July 2025 (version 1.103)
September 2024 (version 1.94)
October 2025 (version 1.106)
January 2023 (version 1.75)
GitHub Copilot in VS Code
Use agent mode in VS Code
Copilot Next Edit Suggestions (preview)
February 2024 (version 1.87)
Visual Studio Code and GitHub Copilot
GitHub Copilot - Visual Studio Marketplace
February 2025 (version 1.98)
July 2024 (version 1.92)
An Experienced (Neo)Vimmer's Workflow
The AI-Native Software Engineer