Best AI Code Assistants & Copilots
The best AI code assistants are GitHub Copilot, Cursor, Windsurf, Tabnine, Supermaven, and Amazon Q Developer. Compare autocomplete, chat, and code generation.
Last updated March 28, 2026
Comparison Table
| Tool | Best For | Pricing | Rating |
|---|---|---|---|
| Best for: Professional developers who want the most widely adopted AI code assistant with deep GitHub and IDE integration | $10/month (Individual) | 4.5 | |
| Best for: Developers who want the deepest AI integration in their editor beyond what Copilot adds to VS Code | Free / $20/month (Pro) | 4.5 | |
| Best for: Developers who want an AI IDE with agentic capabilities that can plan and execute multi-step coding tasks | Free / $15/month (Pro) | 4.2 | |
| Best for: AWS developers who want AI code assistance with built-in security scanning and AWS service integration | Free (Individual) / $19/user/month (Business) | 4.1 | |
| Best for: Developers who want the fastest possible AI code completion with minimal latency | Free / $10/month (Pro) | 4.2 | |
| Best for: VS Code users wanting open-source autonomous AI coding with terminal and browser access | Free (bring your own API key) | 4.2 | |
| Best for: Python developers wanting automated code quality improvement and refactoring suggestions | Free (OSS) / $12/user/month (Pro) | 4.1 | |
| Best for: Enterprise teams that need AI code assistance with strict privacy requirements and self-hosting options | Free / $12/user/month (Dev) | 4 | |
| Best for: JetBrains IDE users who want native AI assistance without installing third-party plugins | Included with IDE subscription / $8.33/month standalone | 4 | |
| Best for: Developers wanting a free AI code assistant with code search and multi-language support | Free / $13.33/month (Pro) | 3.9 |
All Tools (10)
GitHub Copilot
AI pair programmer that suggests code completions, entire functions, and natural language to code translations in your IDE
Best for: Professional developers who want the most widely adopted AI code assistant with deep GitHub and IDE integration
Cursor
AI-first code editor built on VS Code with deep AI integration for code generation, editing, and chat
Best for: Developers who want the deepest AI integration in their editor beyond what Copilot adds to VS Code
Codeium / Windsurf
AI-powered IDE with Cascade agentic coding that plans and executes multi-step coding tasks
Best for: Developers who want an AI IDE with agentic capabilities that can plan and execute multi-step coding tasks
Amazon CodeWhisperer (Q Developer)
AWS AI coding assistant with code completion, security scanning, and deep AWS integration
Best for: AWS developers who want AI code assistance with built-in security scanning and AWS service integration
Supermaven
Ultra-fast AI code completion that runs locally with 1ms latency for real-time coding
Best for: Developers who want the fastest possible AI code completion with minimal latency
Cline
Open-source VS Code extension that enables autonomous AI coding with terminal and browser access
Best for: VS Code users wanting open-source autonomous AI coding with terminal and browser access
Sourcery
AI code reviewer that automatically suggests Python code improvements and refactoring
Best for: Python developers wanting automated code quality improvement and refactoring suggestions
Tabnine
AI code assistant focused on privacy with self-hosted options and personalized completions trained on your codebase
Best for: Enterprise teams that need AI code assistance with strict privacy requirements and self-hosting options
JetBrains AI
Built-in AI assistant for all JetBrains IDEs with code completion, chat, and refactoring
Best for: JetBrains IDE users who want native AI assistance without installing third-party plugins
Blackbox AI
AI code assistant with code completion, search, and generation supporting 20+ languages
Best for: Developers wanting a free AI code assistant with code search and multi-language support
Frequently Asked Questions
Which AI code assistant is best?
GitHub Copilot for most developers. Cursor for deepest AI integration. Amazon Q Developer for free AWS-focused coding.
How much do AI code assistants cost?
Range from free (Amazon Q) to $40/user/month (Cursor Business). Most are $10-20/month.