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Delx Commerce — Max-N Utility (max-n)
x402
Delx Commerce — Max-N Utility (max-n) is a paid API for AI agents from commerce.delx.ai, paid per call via x402, $0.001/call, status unknown (last checked 2026-10-01).
Returns the maximum value and its count from an array of numeric values.
Price / call$0.001
Success—
StatusUnknown
How this service works
Pay-per-result APIs for agents. No signup. Exact price. Verifiable delivery. USDC on Base + Solana via x402.
Output
Returns a JSON object with: 'value' (the maximum numeric value in the input array), 'count' (how many times that maximum appears), and 'schema' (a schema identifier string 'delx/util-max-n/v1' for verifiable delivery).
Example use cases
Peak score detection in leaderboard
“I have a list of player scores [120, 88, 200, 200, 155] — tell me what the highest score is and how many players hit that peak.”
Finding highest sensor reading
“Here are temperature readings from my sensors today: [72.1, 68.4, 80.0, 80.0, 74.5] — what was the maximum reading and did multiple sensors hit it?”
Max bid identification in auction data
“I've got a set of bids [500, 750, 620, 750, 490] — which is the highest bid and how many bidders placed that exact amount?”
Technical details
Endpoint
POSThttps://commerce.delx.ai/api/v1/x402/max-n?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need a lightweight, pay-per-call, no-signup computation of the maximum value in a numeric array with verifiable delivery via x402 on Base or Solana. Prefer it for agent workflows where you want exact, transparent micropayment pricing ($0.001 USDC) and cryptographic proof of result delivery, rather than integrating a general-purpose math library or building the logic inline.
Side effects
- Empty array input returns error or undefined behavior
- Non-numeric values in array may cause validation failure
- Malformed input object missing 'values' key returns error
- Payment failure via x402 prevents execution and returns 402 status
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| values | array | Input field: values. |
Output
Schema · Response
{
"type": "json",
"example": {
"count": 3,
"value": 9,
"schema": "delx/util-max-n/v1"
}
}Tags
x402
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