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ApexAPI Weight Converter
x402
ApexAPI Weight Converter is a paid API for AI agents from apex-api-gamma.vercel.app, paid per call via x402, $0.07817/call, status unknown (last checked 2026-10-10).
Converts weight values between different units of measurement (e.g. kg, lbs, oz, grams, stones)
Price / call$0.07817
Success—
StatusUnknown
How this service works
Crypto, AI, Social Media, Finance, Weather, Tools & more. Pay per call in USDC on Base. No API keys.
Output
Returns the converted weight value in the target unit, along with the original input value and units, as a JSON object.
Example use cases
Example prompt
“Convert 185 pounds to kilograms for me.”
Technical details
Endpoint
POSThttps://apex-api-gamma.vercel.app/api/tools/convert/weight?utm_source=zero.xyzWhen to prefer
Use this endpoint when an AI agent needs programmatic weight unit conversion without relying on a built-in calculator, or when converting between obscure units (e.g. stone, troy ounce) that a generic LLM may not handle accurately. Suitable for health, fitness, shipping, cooking, and scientific use cases requiring reliable numeric conversions paid per-call without API key management.
Side effects
- Invalid or unrecognized unit names return an error response
- Missing value or query string returns a 400 bad request
- Unsupported unit pair may return null or empty result
- Very large or very small numbers may lose precision
- Payment failure in USDC returns 402 Payment Required
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| query | string | Search query or input parameter |
Output
Schema · Response
{
"type": "object",
"description": "API response data"
}Tags
x402
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