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GET /v1/twist

Angle of twist

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

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

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Code snippets

curl "https://api.oanor.com/torsion-api/v1/twist" \
  -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/torsion-api/v1/twist", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/torsion-api/v1/twist");
curl_setopt($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/torsion-api/v1/twist",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

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

{
    "data": {
        "formula": "θ = T·L/(G·J); stiffness k = G·J/L.",
        "length_m": 2,
        "torque_nm": 1000,
        "shaft_type": "solid",
        "shear_modulus_gpa": 79.3,
        "angle_of_twist_deg": 2.35504673,
        "angle_of_twist_rad": 0.0411033195,
        "polar_moment_of_inertia_m4": 6.135923151542566e-7,
        "torsional_stiffness_nm_rad": 24328.9353
    },
    "meta": {
        "timestamp": "2026-06-04T10:18:41.716Z",
        "request_id": "b6475eb3-a301-498e-9da1-237952e80f0b"
    },
    "status": "ok",
    "message": "Angle of twist",
    "success": true
}