Cloudflare + Vercel + Neon

Body fat estimation API, designed for serious developers.

Build with a modern auth flow, API keys, clear credits model, and fast integration docs. Clean architecture. Enterprise-ready posture.

Create Account Open Dashboard

POST /v1/estimate-bodyfat

curl https://api.bodyfatapi.com/v1/estimate-bodyfat \
  -H "Authorization: Bearer bf_live_..." \
  -F "weight=180" -F "height=72" -F "weight_unit=lb" -F "height_unit=in" \
  -F "front_photo=@front.jpg" -F "side_photo=@side.jpg"

Single endpoint

Send weight, height, age, and photos with a clean auth model and predictable JSON responses.

Model ensemble

Parallel OpenRouter model fan-out with modular aggregation logic that can evolve without API breakage.

Production billing

Credits, Stripe checkout, and key management designed for teams shipping usage-based products.

Built For API Teams

Auth, keys, and infrastructure are already in place so you can focus on estimate quality and customer outcomes.

Self-serve key management and immediate revocation
Credits and Stripe billing pipeline ready for Stage 3
Global edge API with clean domain routing

Start In Minutes

Get your first authenticated request through the stack quickly.

1. Create account and sign in

2. Generate API key in dashboard

3. Call /v1/auth-check to verify auth