
GitHub Copilot
by GitHub
AI coding assistant by GitHub for code completion, coding chat, code review, agents, and software development workflows.
GitHub Copilot is an AI-powered coding assistant from GitHub that helps developers write, understand, review, and ship software. It provides inline code suggestions, chat-based coding assistance, code explanations, test generation, and agentic development workflows. Copilot is integrated into GitHub, supported IDEs, the command line, GitHub Mobile, and the GitHub Copilot app. Its agent features can research repositories, modify files, run development tasks, review pull requests, and create pull requests for human review. Copilot supports multiple AI models from providers including OpenAI, Anthropic, Google, xAI, and other model developers.
Provider
GitHub
Category
AI Coding
Available On
Web, VS Code, Visual Studio, JetBrains, Eclipse, Xcode, GitHub Mobile, GitHub Desktop, CLI, Copilot App
Launched
Jun 2021
Use Cases
Coding, Software Development, Code Review, Debugging
Best For
Software developers who want AI-assisted coding, code review, repository understanding, and agentic development workflows
🧠 Models (6)
GPT-5.4v5.4
General Reasoning
Context Window
Long context
Input
text, image
Output
text
GPT-5.3-Codexv5.3-Codex
Coding Agent
Context Window
Long context
Input
text, image
Output
text
Claude Sonnet 5vSonnet 5
Coding Reasoning
Context Window
Long context
Input
text, image
Output
text
Claude Opus 5vOpus 5
Advanced Reasoning
Context Window
Long context
Input
text, image
Output
text
Gemini 3.8 Flashv3.8-Flash
Multimodal
Context Window
Long context
Input
text, image, audio, video
Output
text
Grok 4.7v4.7
Reasoning
Context Window
Long context
Input
text, image
Output
text
✨ Features (12)
Code Completion
Provides inline coding suggestions as developers type in supported editors
Copilot Chat
Answer coding questions, explain code, generate code, and help developers solve programming problems
Agent Mode
Allows Copilot to perform multi-step development tasks, edit files, use tools, and work toward a requested goal
Copilot Cloud Agent
Researches repositories, creates implementation plans, modifies code on branches, and can open pull requests
Code Review
Reviews pull requests, identifies potential issues, and suggests changes that can be applied
Copilot CLI
Provides a terminal-based AI coding agent for commands, file changes, and multi-step development tasks
Custom Agents
Create specialized agents with custom instructions and workflows
MCP Support
Connect Copilot to external tools and services through Model Context Protocol servers
Agent Skills
Use repository-level skills to provide specialized instructions and capabilities to Copilot agents
Multi-model Support
Choose from supported AI models from multiple providers depending on plan and client
GitHub Integration
Works directly with repositories, issues, pull requests, branches, and GitHub workflows
Copilot App
Desktop application for managing parallel agent sessions and GitHub development workflows
💰 Pricing
✓ Free Plan
✕ Free Trial
✓ Paid Plan
✓ Enterprise
Starting Price
$10/month
Billed monthly
API Pricing
GitHub AI Credits are used for premium interactions; additional usage is billed based on model token rates. 1 AI credit equals $0.01.
More Info
View pricing page ↗💬 Prompt Library (5)
Explain Code
CodingUnderstand existing code and identify potential problems
Explain this code step by step in simple language. Describe what each important section does, identify possible bugs or security concerns, and suggest improvements. ```[PASTE CODE HERE]```
Fix Bug
CodingDebug and fix programming errors
Find and fix the bug in the following code. First explain the root cause, then provide the corrected code and explain what changed. ```[PASTE CODE HERE]```
Generate Tests
CodingGenerate useful automated tests for code
Create comprehensive tests for the following code. Cover normal cases, edge cases, invalid inputs, error handling, and important security scenarios. Use [TESTING FRAMEWORK]. ```[PASTE CODE HERE]```
Code Review
CodingPerform a structured software code review
Review this code as a senior software engineer. Check correctness, security, performance, readability, maintainability, scalability, and error handling. List issues by severity and suggest specific fixes. ```[PASTE CODE HERE]```
Build Feature
CodingUse Copilot agent capabilities to implement a project feature
Implement the following feature in my existing project: [FEATURE]. First inspect the relevant project structure and explain the implementation plan. Then make the required changes while preserving existing functionality.
🔗 Integrations (8)
GitHub
platform
Native integration with repositories, issues, pull requests, branches, and GitHub workflows
Visual Studio Code
ide
Provides inline suggestions, chat, agent mode, and other Copilot coding features
Visual Studio
ide
Provides GitHub Copilot coding assistance and agent capabilities in Visual Studio
JetBrains
ide
Provides Copilot coding assistance across supported JetBrains IDEs
Eclipse
ide
Provides GitHub Copilot code completion and supported chat features
Xcode
ide
Provides GitHub Copilot coding suggestions in Xcode
GitHub Copilot CLI
cli
Terminal-based interface for agentic coding and development tasks
MCP
protocol
Connect Copilot agents to external tools and services through MCP servers
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⚠️ Limitations
- •AI-generated code can contain bugs, security vulnerabilities, or incorrect logic
- •Copilot does not guarantee that code suggestions or reviews are correct
- •Available models and features vary by Copilot plan, client, organization policies, and rollout status
- •Premium interactions consume GitHub AI Credits according to model and usage
- •Agentic features can modify files or create pull requests and should be reviewed by developers
- •Some advanced features are available only in paid plans or preview releases
- •Third-party model availability can change over time
📚 Sources
- https://docs.github.com/en/copilot/get-started/about-github-copilot(official)
- https://docs.github.com/en/copilot/get-started/plans(official)
- https://docs.github.com/en/copilot/reference/ai-models/supported-models(official)
- https://docs.github.com/en/copilot/concepts/agents/code-review(official)
- https://docs.github.com/en/copilot/concepts/agents/github-copilot-app(official)
- https://docs.github.com/en/copilot/reference/copilot-billing/models-and-pricing(official)