Customizing Copilot

You can add additional functionality to Copilot in your organization, by installing certain GitHub Apps from GitHub Marketplace.

Learn about customizing GitHub Copilot Chat responses to fit with your preferences and requirements.

Customize GitHub Copilot Chat responses to match your personal preferences.

Create a file in a repository that automatically adds information to questions you ask Copilot Chat.

Customize GitHub Copilot Chat responses for members of your organization.

Learn how to use the Model Context Protocol (MCP) to extend Copilot Chat.

Organization owners can create a knowledge base bringing together Markdown documentation across one or more repositories, and then organization members can use that knowledge base as context for Copilot Chat in GitHub.

You can fine-tune Copilot code completion by creating a custom model based on code in your organization's repositories.