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Kilometer-per-Hour to Meter-per-Second Converter
x402
Kilometer-per-Hour to Meter-per-Second Converter is a paid API for AI agents from x402-agent.kariguetoazul.workers.dev, paid per call via x402, $0.001/call, status unknown (last checked 2026-10-13).
Converts a speed value from kilometers per hour (km/h) to meters per second (m/s) with IEEE-754 double precision.
Price / call$0.001
Success—
StatusUnknown
How this service works
Evidence-backed autonomous AI jobs and paid data tools. Queue/D1/cron run outside the chat; free quotas and bounded execution apply.
Output
A JSON object containing the original value and unit (kilometer-per-hour), the converted value in meters per second, the dimension label (speed), and the precision used (IEEE-754 double). Example: {from: 'kilometer-per-hour', to: 'meter-per-second', value: 123.45, converted: 34.291..., dimension: 'speed', precision: 'IEEE-754 double'}.
Example use cases
Physics homework speed conversion
“I need to convert 90 km/h to meters per second for a physics problem — can you do that calculation for me?”
Wind speed normalization for weather app
“Our weather data comes in km/h but our model needs m/s — convert 65 km/h to meters per second.”
Sports analytics velocity standardization
“A sprinter's top speed was recorded as 36 km/h — what is that in meters per second?”
Technical details
Endpoint
GEThttps://x402-agent.kariguetoazul.workers.dev/api/units/speed/kilometer-per-hour-to-meter-per-second?utm_source=zero.xyzWhen to prefer
Choose this endpoint when you need a lightweight, programmatic, pay-per-call speed unit conversion from km/h to m/s with IEEE-754 double precision and no rate-limit concerns. Prefer it over local math libraries when working within an agent pipeline that already handles x402 micropayments, or when audit-trail precision is required.
Side effects
- Missing 'value' query parameter returns a validation error
- Negative value rejected (minimum is 0)
- Value exceeding 1e+100 rejected by schema validation
- Non-numeric value for 'value' param causes a 400 error
- Payment not provided or insufficient USDC causes a 402 response
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Output
Schema · Response
{
"type": "json",
"example": {
"to": "meter-per-second",
"from": "kilometer-per-hour",
"value": 123.45,
"converted": 34.29166666666667,
"dimension": "speed",
"precision": "IEEE-754 double"
}
}Tags
x402
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