SED vs fs_write: Token Cost Analysis

When working with text manipulation in development workflows, choosing the right tool can impact both efficiency and cost, especially when using AI-assisted development tools.

The Comparison

SED Command

• Token Cost: ~50 tokens per operation
• Learning Curve: Steep regex syntax
• Flexibility: High for pattern matching
• Cross-platform: Limited on Windows

fs_write Tool

• Token Cost: ~120 tokens per operation
• Learning Curve: Intuitive API
• Flexibility: Structured operations
• Cross-platform: Universal support

Use Cases

Choose SED when:

• Simple pattern replacements
• Unix/Linux environments
• Batch text processing
• Minimal token usage priority

Choose fs_write when:

• Complex file operations
• Cross-platform compatibility
• Structured content management
• AI-assisted development

Conclusion

While SED offers lower token costs, fs_write provides better developer experience and reliability across platforms. The choice depends on your specific workflow and environment constraints.