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GET /v1/flywheel

Flywheel sizing & energy delivered

Try it live

10 free calls per day — no sign-up, no API key. Goes through the oanor gateway.

Custom headers (optional)
api.oanor.com/flywheel-api

It works. Grab an API key and use it in your project.

Get an API key

Code snippets

curl "https://api.oanor.com/flywheel-api/v1/flywheel" \
  -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/flywheel-api/v1/flywheel", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/flywheel-api/v1/flywheel");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);
import requests
requests.get(
    "https://api.oanor.com/flywheel-api/v1/flywheel",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

A real response from this endpoint, captured by the latest health check.

{
    "data": {
        "mode": "required_inertia",
        "note": "Flywheel energy storage and sizing.",
        "formula": "I = 2E/ω²; ΔE = ½·I·(ω₁² − ω₂²).",
        "operating_speed": {
            "hz": 50,
            "rpm": 3000,
            "omega_rad_s": 314.159265
        },
        "target_energy_joules": 50000,
        "required_moment_of_inertia_kg_m2": 1.01321184
    },
    "meta": {
        "timestamp": "2026-06-04T10:18:54.317Z",
        "request_id": "b4c28c7b-b331-4bc8-b4f0-bb708fb45e50"
    },
    "status": "ok",
    "message": "Flywheel sizing & energy delivered",
    "success": true
}