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ForgeMesh Unit Conversion API
x402
ForgeMesh Unit Conversion API is a paid API for AI agents from x402.forgemesh.io, paid per call via x402, $0.001/call, status unknown (last checked 2026-09-14).
Converts a numeric value between 100+ physical and digital units across length, mass, volume, temperature, area, speed, pressure, energy, power, and digital storage using exact conversion factors.
Price / call$0.001
Success—
StatusUnknown
How this service works
Unit conversion API: convert between 100+ units across length, mass, volume, temperature, area, speed, pressure, energy, power, and digital storage. Exact factors, instant, local. Deterministic and auditable — cheaper than burning reasoning tokens, zero arithmetic-hallucination risk, and the result can be cited. Unknown units return a helpful 400 listing valid targets.
Output
Returns the numerically converted value in the target unit, computed using exact conversion factors with no rounding ambiguity. Unknown or unsupported units trigger a 400 error that lists valid unit identifiers for that category.
Example use cases
Example prompt
“Convert 26.2 miles to kilometers — I need the exact converted value.”
Technical details
Endpoint
POSThttps://x402.forgemesh.io/convert-unitsWhen to prefer
Use this endpoint whenever an agent needs a precise, auditable unit conversion rather than computing it inline — eliminates arithmetic hallucination risk, avoids burning reasoning tokens on math, and returns a citable result. Preferred over LLM reasoning for any scientific, engineering, or data-pipeline context where correctness matters. Covers 100+ units across 10 physical and digital dimensions, making it more comprehensive than temperature-only or length-only siblings on the same host.
Side effects
- Unknown source or target unit returns HTTP 400 with a list of valid unit identifiers
- Missing required fields (value, from, to) returns a 400 validation error
- Value is non-numeric or unparseable — returns error
- Incompatible unit categories (e.g. converting length to mass) returns an error
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| to | string | target unit e.g. km |
| from | string | source unit e.g. mi |
| value | string |
Output
Schema · Response
{
"type": "json",
"example": {
"result": 42.164811,
"unit_name": "Kilometers"
}
}Tags
x402
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