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Get Started Free →lloydchang/billing-lib
Use when working with the internal billing library for cost allocation, invoice processing, or revenue recognition. Documents API usage, data models, common patterns, and integration methods for billing operations across services.
Passed 22 of 22 test cases with the skill, and 12 of 22 without it.
and 13 more in the full report
10 fixed12 passed either way0 still failing0 broke
Tokens, turns and time describe resource use, not a dollar price.
One of 10 test cases the skill fixed. Same model, same prompt, with and without the skill.
We need to set up environment variables for configuring our internal billing service client. What standard environment variable names should be defined for API URL, API key, and request timeout?
| Checked | Without skill | With skill |
|---|---|---|
| Defines BILLING_API_URL environment variable | Missed | Passed |
| Defines BILLING_API_KEY environment variable | Missed | Passed |
| Defines BILLING_TIMEOUT environment variable | Missed | Passed |
The instructions your model reads when the skill loads.
Comprehensive reference for the internal billing library, documenting API usage, data models, integration patterns, and common operations for cost allocation and revenue recognition.
Main client for interacting with the billing system:
from billing_lib import BillingClient
client = BillingClient(
api_url="https://billing.internal.company.com",
api_key="your-api-key",
timeout=30
)
Tracks and aggregates service usage:
from billing_lib import UsageTracker
tracker = UsageTracker(client)
usage = tracker.get_usage(
service_id="web-api",
customer_id="cust-123",
period="2024-01"
test cases passed, vs 12 / 22 without
More skills from the same source and nearby in the registry, with their headline benchmark lift.