Overview

Updated Jul 17, 2026

Humanform is an anthropometrics prediction API. Given a measurement, population attributes, and a percentile (or an observed value), it returns modeled body dimensions you can use in product design, sizing, ergonomics, and research.

Base URL: https://api.humanform.app

Manage API keys, credits, and the playground in the dashboard.

Start here

Endpoints

EndpointPathWhat it does
PredictPOST /v1/predictPredict a measurement at a percentile
Predict rangePOST /v1/predict/rangePredict multiple percentiles in one call
Predict comparePOST /v1/predict/compareCompare the same prediction across countries
Percentile lookupPOST /v1/percentile-lookupMap an observed value to a percentile
Connected dimensionPOST /v1/connected-dimensionConditional linked-measurement bounds

Limits

Authenticated routes are limited to 120 requests per 60 seconds per API key. Exceeding that returns 429 with a Retry-After header. See Errors.