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GET /v1/days

Grazing days for a paddock

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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/grazing-api

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

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Code snippets

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

Example response

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

{
    "data": {
        "note": "Grazing days = (acres × forage per acre × utilization) ÷ (animal units × 26 lb). 'Take half, leave half' — ~50 % utilization — keeps the sward healthy and regrowing. Move the herd before they graze it too short.",
        "inputs": {
            "acres": 5,
            "animal_units": 10,
            "forage_lb_per_acre": 3000,
            "utilization_percent": 50
        },
        "grazing_days": 28.8,
        "daily_demand_lb": 260,
        "available_forage_lb": 7500
    },
    "meta": {
        "timestamp": "2026-06-06T15:30:51.804Z",
        "request_id": "3dc9c39d-fc4f-486f-a974-0b3bd27b038f"
    },
    "status": "ok",
    "message": "Grazing days",
    "success": true
}