While Cursor has built-in AI features, the Claude Code extension provides additional advantages:
| Feature | Cursor Built-in AI | Claude Code Extension |
|---|---|---|
| Model Selection | GPT-4/Claude | Latest Claude Models |
| Context Length | Limited | 200K tokens |
| Deep Thinking | None | Supports ultrathink |
| Image Processing | Limited | Full Support |
| Custom Configuration | Basic | CLAUDE.md Advanced Config |
| Cost Control | Subscription | Pay-as-you-go |
Cmd+Shift+X (Mac) / Ctrl+Shift+X (Windows)Enter "Claude Code" in the search box
Click the "Install" button to install
Restart the editor after installation
# Install Claude Code CLI
npm install -g @anthropic-ai/claude-code
# Verify installation
claude --version
# Using official API
export ANTHROPIC_API_KEY="sk-ant-..."
# Using third-party relay service
export ANTHROPIC_BASE_URL="https://your-api-endpoint.com"
export ANTHROPIC_AUTH_TOKEN="your-auth-token"
# Set environment variables
[System.Environment]::SetEnvironmentVariable("ANTHROPIC_API_KEY", "your-key", "User")
[System.Environment]::SetEnvironmentVariable("ANTHROPIC_BASE_URL", "your-url", "User")
# Take effect immediately
$env:ANTHROPIC_API_KEY = "your-key"
$env:ANTHROPIC_BASE_URL = "your-url"
# Add to ~/.zshrc or ~/.bashrc
echo 'export ANTHROPIC_API_KEY="your-key"' >> ~/.zshrc
echo 'export ANTHROPIC_BASE_URL="your-url"' >> ~/.zshrc
# Take effect immediately
source ~/.zshrc
Launch in Cursor's terminal:
# Basic launch
claude
# Skip permission prompts
claude --dangerously-skip-permissions
# Continue last session
claude --continue
Use Cursor's editing features to write basic code
Launch Claude Code in terminal when encountering complex problems
Claude Code modifications automatically reflect in Cursor
Create a unified CLAUDE.md file for Claude Code to understand the project:
# CLAUDE.md
## Project Structure
- Using Cursor as main editor
- Claude Code for complex task processing
## Coding Standards
- Follow ESLint configuration
- Use Prettier formatting
- TypeScript strict mode
## Workflow
1. Quick coding in Cursor
2. Claude Code for complex logic
3. Debug and test in Cursor
Create task runners in Cursor:
// .vscode/tasks.json
{
"version": "2.0.0",
"tasks": [
{
"label": "Claude Think",
"type": "shell",
"command": "claude",
"args": ["--dangerously-skip-permissions"],
"problemMatcher": []
},
{
"label": "Claude Review",
"type": "shell",
"command": "echo 'Please review current code' | claude",
"problemMatcher": []
}
]
}
Configure shortcuts to quickly invoke Claude Code:
// keybindings.json
[
{
"key": "cmd+shift+c",
"command": "workbench.action.terminal.sendSequence",
"args": {
"text": "claude\n"
}
},
{
"key": "cmd+shift+r",
"command": "workbench.action.terminal.sendSequence",
"args": {
"text": "claude --resume\n"
}
}
]
Create Claude Code specific snippets:
// claude.code-snippets
{
"Claude Think": {
"prefix": "cthink",
"body": ["think hard: ${1:problem description}"],
"description": "Claude deep thinking"
},
"Claude Review": {
"prefix": "creview",
"body": [
"Please review ${1:file path}, focusing on:",
"- Code quality",
"- Performance optimization",
"- Security issues"
],
"description": "Claude code review"
}
}
- Quick code writing
- Syntax highlighting and hints
- Debugging and breakpoints
- Git operations
- Extension ecosystem
- Complex problem solving
- Architecture design
- Code refactoring
- Batch processing
- Deep analysis
1. Create project structure in Cursor
2. Generate core logic with Claude Code
3. Refine details in Cursor
4. Optimize with Claude Code
1. Locate problem in Cursor
2. Analyze cause with Claude Code
3. Get solution from Claude Code
4. Implement fix in Cursor
1. Analyze existing code with Claude Code
2. Design refactoring plan with Claude Code
3. Implement gradually in Cursor
4. Verify results with Claude Code
# Check environment variables
echo $ANTHROPIC_API_KEY
echo $ANTHROPIC_BASE_URL
# Reload configuration
source ~/.zshrc
# Temporary solution
claude --dangerously-skip-permissions
# Permanent solution
alias claude='claude --dangerously-skip-permissions'
# In Claude Code
> /memory
# Edit CLAUDE.md to keep context synchronized
// settings.json
{
"terminal.integrated.defaultProfile.osx": "zsh",
"terminal.integrated.env.osx": {
"ANTHROPIC_API_KEY": "your-key",
"ANTHROPIC_BASE_URL": "your-url"
}
}
# Create command aliases to speed up startup
alias cc='claude --continue'
alias cr='claude --resume'
alias ct='claude think hard:'
# Batch process similar tasks
"Please optimize all components in src/components directory:
1. Add TypeScript types
2. Optimize rendering performance
3. Add error boundaries"
Using Claude Code extension in Cursor fully leverages both advantages:
💡 Tip: Cursor and Claude Code are not competitors but complements. Properly utilizing both strengths can significantly improve development efficiency and code quality. Choose the appropriate tool based on specific tasks for the best development experience.