Functional Design
Generates detailed functional specifications and user stories from high-level project descriptions, ensuring clear development direction.
Install on your platform
We auto-selected Claude Code based on this skill’s supported platforms.
Run in terminal (recommended)
claude mcp add functional-design npx -- -y @trustedskills/functional-design
Or manually add to ~/.claude/settings.json
{
"mcpServers": {
"functional-design": {
"command": "npx",
"args": [
"-y",
"@trustedskills/functional-design"
]
}
}
}Requires Claude Code (claude CLI). Run claude --version to verify your install.
About This Skill
What it does
This skill enables AI agents to design functional specifications for software components. It can translate high-level requirements into detailed descriptions of inputs, outputs, and expected behavior. The agent can also generate test cases based on these functional designs, ensuring thorough validation.
When to use it
- Software Development: Generate initial drafts of functional specifications before coding begins.
- Requirements Gathering: Clarify ambiguous user stories by creating concrete functional descriptions.
- Test Case Generation: Automatically create a suite of test cases based on the defined functionality.
- API Design: Define and document API endpoints, including request/response formats and error handling.
Key capabilities
- Generates functional specifications from requirements
- Defines inputs and outputs for software components
- Creates test cases based on functional designs
- Supports API design documentation
Example prompts
- "Design the functional specification for a user authentication service."
- "Generate test cases for a function that calculates shipping costs."
- "Describe the input parameters and expected output of an endpoint to retrieve product details."
Tips & gotchas
The quality of the generated specifications depends heavily on the clarity and detail provided in the initial requirements. Providing specific examples or use cases will improve the accuracy and usefulness of the functional design.
Tags
TrustedSkills Verification
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Security Audits
| Gen Agent Trust Hub | Pass |
| Socket | Pass |
| Snyk | Pass |
🌐 Community
Passed automated security scans.