# GitHub Copilot Extensions API

**Canonical:** https://apis.io/apis/github-copilot/github-copilot-extensions-api/  
**Provider:** GitHub Copilot — https://apis.io/providers/github-copilot/  
**Base URL:** https://api.github.com  
**Documentation:** https://docs.github.com/en/copilot/building-copilot-extensions

GitHub Copilot Extensions API is one of 12 APIs that [GitHub Copilot](https://apis.io/providers/github-copilot/) publishes on the [APIs.io](https://apis.io/) network. Tagged areas include Agents, Extensions, Integration, and Skillsets. The published artifact set on APIs.io includes API documentation, a getting-started guide, and code examples.

Platform for building Copilot Extensions that integrate third-party tools, services, and custom agents into GitHub Copilot Chat, using GitHub Apps with agent or skillset configurations.

## Machine-readable artifacts (5)

- **Documentation** — https://docs.github.com/en/copilot/building-copilot-extensions/about-building-copilot-extensions
- **GettingStarted** — https://docs.github.com/en/copilot/building-copilot-extensions/creating-a-copilot-extension
- **SDKs** — https://github.com/github/copilot-sdk
- **GitHubOrganization** — https://github.com/copilot-extensions
- **CodeExamples** — https://github.com/copilot-extensions/skillset-example

## Other GitHub Copilot APIs (11)

- [GitHub Copilot Chat API](https://apis.io/apis/github-copilot/github-copilot-chat-api/)
- [GitHub Copilot Coding Agent](https://apis.io/apis/github-copilot/github-copilot-coding-agent/)
- [GitHub Copilot Code Review](https://apis.io/apis/github-copilot/github-copilot-code-review/)
- [GitHub MCP Server](https://apis.io/apis/github-copilot/github-mcp-server/)
- [GitHub Copilot Custom Instructions](https://apis.io/apis/github-copilot/github-copilot-custom-instructions/)
- [GitHub Copilot Copilot Billing API](https://apis.io/apis/github-copilot/github-copilot-copilot-billing-api/)
- [GitHub Copilot Copilot Content Exclusion API](https://apis.io/apis/github-copilot/github-copilot-copilot-content-exclusion-api/)
- [GitHub Copilot Copilot Metrics API](https://apis.io/apis/github-copilot/github-copilot-copilot-metrics-api/)
- [GitHub Copilot Copilot Seats API](https://apis.io/apis/github-copilot/github-copilot-copilot-seats-api/)
- [GitHub Copilot Copilot Usage Reports API](https://apis.io/apis/github-copilot/github-copilot-copilot-usage-reports-api/)
- [GitHub Copilot Copilot User Management API](https://apis.io/apis/github-copilot/github-copilot-copilot-user-management-api/)

## Tags

Agents, Extensions, Integration, Skillsets

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Profiled by [API Evangelist](https://apievangelist.com) and published on [APIs.io](https://apis.io/apis/github-copilot/github-copilot-extensions-api/). The API's provider profile, Kin Score and agent-readiness rating are at https://apis.io/providers/github-copilot/.