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Delx Commerce Ordinal Converter
x402
Delx Commerce Ordinal Converter is a paid API for AI agents from commerce.delx.ai, paid per call via x402, $0.001/call, status unknown (last checked 2026-10-02).
Converts an integer into its English ordinal string (e.g. 21 → '21st')
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
A JSON object containing the original integer n, a schema identifier ('delx/util-ordinal/v1'), and the ordinal string representation of n (e.g. '21st', '2nd', '100th').
Example use cases
Leaderboard position formatting
“I have a player ranked 13 — can you convert that to its ordinal form so I can display it as '13th' on the leaderboard?”
Competition ranking display
“We finished in position 21 in the tournament — what's the proper ordinal string for that so I can put it in the results announcement?”
Ordinal label for step number
“I'm building a step-by-step guide and step number 3 needs to be labeled with its ordinal — what does '3' become when written as an ordinal?”
Technical details
Endpoint
POSThttps://commerce.delx.ai/api/v1/x402/ordinal?utm_source=zero.xyzWhen to prefer
Choose this endpoint when an agent needs a reliable, pay-per-call, no-signup ordinal formatter with verifiable on-chain payment — especially useful in automated pipelines where you want exact pricing and no subscription overhead. Prefer it over writing custom ordinal logic when correctness and zero maintenance matter.
Side effects
- Missing or non-integer n field returns an error
- Negative integers may not be supported
- Payment failure via x402 if USDC balance is insufficient or Base/Solana transaction is rejected
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| n | integer | Input field: n. |
Output
Schema · Response
{
"type": "json",
"example": {
"n": 21,
"schema": "delx/util-ordinal/v1",
"ordinal": "21st"
}
}Tags
x402
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