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KiHustle Permutation Counter
x402
KiHustle Permutation Counter is a paid API for AI agents from kihustle.tech, paid per call via x402, $0.002/call, status unknown (last checked 2026-09-14).
Computes the number of r-permutations of n elements (nPr) given integers n and r
Price / call$0.002
Success—
StatusUnknown
How this service works
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Output
Returns a JSON object with a 'result' field containing the computed permutation value and a 'status' field indicating success. Example: {"result": "processed", "status": "success"}.
Example use cases
Combinatorics homework helper
“I need to know how many ways I can arrange 4 books chosen from a shelf of 12 — can you compute P(12, 4) for me?”
Password combination analysis
“If I have 26 characters and want to generate ordered codes of length 5, how many unique permutations are possible? Compute P(26, 5).”
Race finishing order calculator
“There are 8 runners in a race and I only care about who finishes 1st, 2nd, and 3rd. How many different finishing orders are possible? That's P(8, 3).”
Technical details
Endpoint
POSThttps://kihustle.tech/bot-bazaar/api/v1/permutation-counterWhen to prefer
Choose this endpoint when you need a quick, paid API call to compute permutations (nPr) without running local math. Useful in agent workflows where mathematical computation needs to be offloaded to an external service, or when building combinatorics tools on top of a pay-per-use micro-API infrastructure via x402.
Side effects
- Invalid or non-integer values for n or r return an error
- r greater than n is mathematically undefined and may return an error or zero
- Missing required fields n or r cause a bad request response
- Very large values of n may cause overflow or timeout
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| n | integer | |
| r | integer |
Output
Schema · Response
{
"type": "json",
"example": {
"result": "processed",
"status": "success"
}
}Tags
x402
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