Become a command-line superhero with Simon Willison’s llm tool
Christopher Smith ran a mini hackathon in Albany New York at the weekend around uses of my LLM - the first in-person event I'm aware of dedicated to that project! …
VS Code AI Customization: Learn to use custom instructions, prompt files, and custom chat modes to personalize AI code generation, reviews, and chat responses.
Smaller prompts, better answers with GitHub Copilot Custom Instructions
Working with GitHub Copilot in VS Code amps out your efficiency as a programmer - but did you know that adding a simple markdown file can boost this efficiency even more, while *also* decreasing the size of your prompt? Custom Instructions can help you and your team do so much more with GitHub Copilot, and @rconery will show you how in this video.
🔎 Chapters:
00:12 Simple, automatic instructions
02:07 Custom Git commit messages
03:26 Customizing Copilot functionality in VS Code
05:00 Going all in with markdown files as instructions
🔗 Links:
Get Copilot: https://aka.ms/get-copilot
Instruction Snippets for JSONC: https://gist.github.com/robconery/f93d016ace16feb7156f9b7905f3f499
🎙️ Featuring: @rconery
#vscode #copilot #githubcopilot
✅ Learn how to build robust and scalable software architecture: https://arjan.codes/checklist.
Want your AI tools to actually *do* something? In this video, I’ll show you how to integrate external tools with language models using **MCP (Model Context Protocol)**. You’ll learn two common architecture patterns, see real code examples, and get tips on keeping your setup clean and scalable. Whether you’re building for Claude, ChatGPT, or any other LLM—this is how you connect your backend to AI.
🔥 GitHub Repository: https://git.arjan.codes/2025/mcp-server.
🎓 ArjanCodes Courses: https://www.arjancodes.com/courses.
🔖 Chapters:
0:00 Intro
0:46 What is MCP?
3:14 YouTube MCP Version 1
7:58 YouTube MCP Version 2
12:18 Final Thoughts
#arjancodes #softwaredesign #python