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Backend API design, database architecture, microservices patterns, and test-driven development.
Passed 19 of 22 test cases with the skill, and 12 of 22 without it.
and 10 more in the full report
8 fixed11 passed either way2 still failing1 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 8 test cases the skill fixed. Same model, same prompt, with and without the skill.
Define a TypeScript interface for standard JWT payload tokens. Avoid custom fields like `userId` or `userRole` in favor of standard claims and permission scopes.
| Checked | Without skill | With skill |
|---|---|---|
| The interface uses sub for user identification. | Passed | Passed |
| The interface includes scope as a string array for permissions. | Missed | Passed |
The instructions your model reads when the skill loads.
GET /users # List users
POST /users # Create user
GET /users/:id # Get user
PUT /users/:id # Update user (full)
PATCH /users/:id # Update user (partial)
DELETE /users/:id # Delete user
GET /users/:id/posts # List user's posts
POST /users/:id/posts # Create post for user
{
"data": { ... },
"meta": {
"page": 1,
"per_page": 20,
"total": 100
}
}
{
"error": {
"code": "VALIDATION_ERROR",
"message": "Invalid input",
"details": [
{ "field": "email", "message": "Invalid format" }
]
}
}
test cases passed, vs 12 / 22 without
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