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AgentTools Percentage Calculator
x402
AgentTools Percentage Calculator is a paid API for AI agents from agentstoolshub.com, paid per call via x402, $0.002/call, status unknown (last checked 2026-10-12).
Calculates X% of Y, what percent X is of Y, and percent change between two values, with step-by-step working shown
Price / call$0.002
Success—
StatusUnknown
How this service works
Calculate X% of Y, what percent X is of Y, and the percent change between two values — with step-by-step working shown. Use this when an agent needs to percent of a number, ratios and percent change.
Output
Returns the numeric result of the requested percentage operation along with step-by-step working that shows how the answer was derived, making the calculation transparent and verifiable.
Example use cases
Discount percentage on sale price
“A product originally cost $85 and is now $68 — what percentage discount is that? Show me the working.”
Grade score as class percentage
“A student scored 43 out of 60 on an exam. What percent is that of the total marks?”
Revenue growth percent change
“Our revenue went from $120,000 last quarter to $154,000 this quarter. What's the percentage change, with the calculation steps?”
Technical details
Endpoint
GEThttps://agentstoolshub.com/api/v1/calculators/percentage-calculator?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need a reliable, auditable percentage calculation with step-by-step working shown — especially useful when the agent needs to explain the math to a user. Supports three distinct operations: computing X% of Y, finding what percent X is of Y, and calculating percent change between two values.
Side effects
- Missing required x or y query parameters returns a validation error
- Invalid op enum value returns an error listing accepted operations
- Division by zero scenario (e.g. Y=0 for percent_of) may return an error or undefined result
- Non-numeric values for x or y are rejected with a schema validation error
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Tags
x402
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