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GET /v1/impulse

Impulse-momentum theorem

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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/momentum-api

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Code snippets

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

Example response

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

{
    "data": {
        "time_s": 2,
        "force_n": 10,
        "formula": "J = F·Δt = m·Δv = Δp.",
        "mass_kg": 4,
        "impulse_ns": 20,
        "velocity_change_ms": 5
    },
    "meta": {
        "timestamp": "2026-06-04T10:18:45.006Z",
        "request_id": "ba9860c8-f37a-4148-9b74-04dec7f5ceee"
    },
    "status": "ok",
    "message": "Impulse-momentum theorem",
    "success": true
}