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OmniAPI BMI Calculator
x402
OmniAPI BMI Calculator is a paid API for AI agents from omni-api-cyan.vercel.app, paid per call via x402, $0.0187/call, status unknown (last checked 2026-09-15).
Calculates Body Mass Index (BMI) given height and weight inputs, returning the BMI value and classification
Price / call$0.0187
Success—
StatusUnknown
How this service works
444 endpoints across 9+ chains. Crypto, AI, Social, Finance, Weather, Tools. Pay per call in USDC via x402 with 4 facilitators: Dexter, Meridian, FluxA, GoPlausible.
Output
Returns a computed BMI numeric value along with the corresponding weight classification (e.g. underweight, normal, overweight, obese) based on the provided height and weight inputs.
Example use cases
Personal fitness health check
“What's my BMI? I'm 183 cm tall and weigh 82 kg — am I in a healthy range?”
Weight loss progress tracker
“I've lost 15 pounds and now weigh 165 lbs at 5 foot 8 — calculate my new BMI and tell me what category I fall into.”
Pediatric or adult BMI screening
“Can you work out the BMI for someone who is 170 cm tall and weighs 95 kg, and tell me if that's considered overweight?”
Technical details
Endpoint
POSThttps://omni-api-cyan.vercel.app/api/health/bmiWhen to prefer
Choose this endpoint when you need a quick, pay-per-call BMI computation without standing up your own health calculation service. Useful in wellness apps, fitness chatbots, or health screening workflows where BMI is one of many metrics needed on demand.
Side effects
- Missing required query field returns an error
- Nonsensical or extreme height/weight values may produce unexpected classifications
- Ambiguous unit format (imperial vs metric) may yield incorrect results if not specified
- Service may be unavailable or return 402 if payment in USDC via x402 is not properly handled
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| input | string | Input data for the endpoint |
| queryrequired | string | Search query or input text |
| params | object | Additional parameters |
Output
Schema · Response
{
"type": "object",
"description": "API response data"
}Tags
x402
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