Skip to content
GET /v1/meta

Spec

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/coffeeroast-api

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

Get an API key

Code snippets

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

Example response

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

{
    "data": {
        "notes": "Weights in grams (or any consistent unit); times as seconds or mm:ss. This is roast-profile maths; for brewing ratios use a coffee-brewing API.",
        "service": "coffeeroast-api",
        "endpoints": {
            "GET /v1/loss": "Weight loss % from any two of green, roasted, loss% — including green needed for a target yield.",
            "GET /v1/meta": "This document.",
            "GET /v1/development": "Development time and DTR from the total roast time and first-crack time."
        },
        "description": "Coffee-roasting maths: weight loss (green↔roasted), development-time ratio (DTR), and batch sizing."
    },
    "meta": {
        "timestamp": "2026-06-06T07:14:12.484Z",
        "request_id": "6312630b-bcaf-41ca-a8de-2898941d7d1c"
    },
    "status": "ok",
    "message": "Meta",
    "success": true
}