February 13, 2026
How to Create a Custom GitHub Copilot Agent
I’ve been trying to use Copilot more for focused workflows lately, and one of the best upgrades is creating custom agents for specific tasks. Instead of re-explaining context in every prompt, I can encode behavior once in an agent profile and reuse it. In this article, I'll share how I created a custom Copilot agent for authoring blog post which actually helped me with the rough draft of this blog article.