Code Reviewer vs Functional Reviewer
Compare these two Claude Code sub-agents to find the best fit for your project. Both are in the Quality & Security category.
Comparison Overview
Code Reviewer
Expert code reviewer specializing in code quality, security vulnerabilities, and best practices across multiple languages. Masters static analysis, design patterns, and performance optimization with focus on maintainability and technical debt reduction. Use PROACTIVELY after writing or modifying code to ensure quality.
View Full PromptFunctional Reviewer
Senior QA analyst that compares code diffs against acceptance criteria to find functional gaps, regression risks, and missing edge cases. Use when you have a diff and AC to compare. Part of the qa-orchestra QA lifecycle toolkit.
View Full PromptTool Comparison
Shared Tools (4)
Only in Code Reviewer (2)
Only in Functional Reviewer (0)
No unique tools
When to Use Each
Use Code Reviewer when:
- • You need expertise in Read, Write, Edit
- • Your project aligns with Quality & Security
- • You prefer more comprehensive tool coverage
Use Functional Reviewer when:
- • You need expertise in Read, Glob, Grep
- • Your project aligns with Quality & Security
- • You prefer focused tool coverage
Frequently Asked Questions
What's the difference between Code Reviewer and Functional Reviewer?
Code Reviewer and Functional Reviewer are both Claude Code sub-agents, but they're optimized for different use cases. Code Reviewer focuses on Expert code reviewer specializing in code quality, security vulnerabilities, and best practices across multiple languages. Masters static analysis, design patterns, and performance optimization with focus on maintainability and technical debt reduction. Use PROACTIVELY after writing or modifying code to ensure quality., while Functional Reviewer is better suited for Senior QA analyst that compares code diffs against acceptance criteria to find functional gaps, regression risks, and missing edge cases. Use when you have a diff and AC to compare. Part of the qa-orchestra QA lifecycle toolkit..
Which sub-agent should I use: Code Reviewer or Functional Reviewer?
The best choice depends on your specific needs. Use Code Reviewer when you need Expert code reviewer specializing in code quality, security vulnerabilities, and best practices across multiple languages. Masters static analysis, design patterns, and performance optimization with focus on maintainability and technical debt reduction. Use PROACTIVELY after writing or modifying code to ensure quality.. Choose Functional Reviewer when your work requires Senior QA analyst that compares code diffs against acceptance criteria to find functional gaps, regression risks, and missing edge cases. Use when you have a diff and AC to compare. Part of the qa-orchestra QA lifecycle toolkit..
Can I use both Code Reviewer and Functional Reviewer together?
Yes! You can combine multiple sub-agents by including their prompts in your CLAUDE.md file. Many developers use different agents for different parts of their workflow or project.