# GitHub Copilot

> GitHub Copilot is an officially published IDE extension from GitHub. Anomity scores its risk at 20 out of 100 (low).

- **Canonical URL:** https://catalog.anomity.ai/extension/github-copilot
- **Kind:** IDE extension
- **Publisher:** GitHub
- **Trust level:** official
- **Risk score:** 20/100 (low)
- **Website:** https://github.com/features/copilot
- **Last updated:** 2026-09-02
- **JSON:** https://catalog.anomity.ai/api/entries/extension/github-copilot

## Description

GitHub Copilot is GitHub's official AI pair-programmer, distributed as a first-party extension across VS Code, Visual Studio, JetBrains IDEs, Neovim, Xcode, and the GitHub web UI. Backed by GitHub and Microsoft, it is the most widely-deployed AI coding extension in the world and one of the few that ships with enterprise-grade subscription tiers, audit logs, content-exclusion policies, and IP indemnification for business and enterprise plans.

The extension reads the file the developer is working in plus a configurable amount of additional repository context to construct prompts, makes outbound network requests to GitHub's Copilot service to retrieve completions and chat answers, and uses an OAuth credential negotiated with the user's GitHub account to authenticate those requests. It does not write to disk autonomously outside of the developer's accept gesture and does not execute shell commands unless the Copilot Agent mode is explicitly enabled by the user.

Because Copilot is officially published by GitHub, its trust adjustment is the most favorable in the catalog. The remaining residual risk is the credential-plus-network pairing — every keystroke in a Copilot-enabled file is potentially transmitted to GitHub's service, so teams subject to data-residency or confidentiality controls should evaluate Copilot Business or Enterprise rather than the consumer plan.

## Why it scored 20

The score starts at the catalog's neutral base of 50 and moves only through the signals below. The formula is published at https://catalog.anomity.ai/about — there is no model and no hidden heuristic.

| Signal | Contribution | Severity | Evidence |
| --- | --- | --- | --- |
| Published by the vendor | -40 | trust offset |  |
| 1 high-risk capability: credentials:access | +10 | high |  |

Clamped result: **20/100**, band **low**.

## Capabilities

| Capability | Name | Security implication |
| --- | --- | --- |
| `filesystem:read` | Filesystem read | Can read files on the host system. Used for context, indexing, or analysis. |
| `network:outbound` | Outbound network | Can make outbound network requests. Required for hosted model providers and remote APIs; also the path for data exfiltration if combined with read access. |
| `credentials:access` | Credentials access | Reads provider API keys, OAuth tokens, or other secrets from the host keychain or environment. |

## Related IDE extensions

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- [Cline](https://catalog.anomity.ai/extension/cline) — risk 100 (critical)
- [Kilo Code](https://catalog.anomity.ai/extension/kilo-code) — risk 100 (critical)
- [OpenAI Codex for VS Code](https://catalog.anomity.ai/extension/openai-codex-vscode) — risk 100 (critical)
- [Roo Code](https://catalog.anomity.ai/extension/roo-code) — risk 100 (critical)
- [Blackbox AI](https://catalog.anomity.ai/extension/blackbox-ai) — risk 80 (critical)

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Source: Anomity Catalog (https://catalog.anomity.ai/). Scoring methodology: https://catalog.anomity.ai/about. Machine-readable index: https://catalog.anomity.ai/llms.txt · https://catalog.anomity.ai/openapi.json