Spec

Code snippets

curl "https://api.oanor.com/vacuum-api/v1/meta" \
  -H "x-oanor-key: oanor_test_..."

await fetch("https://api.oanor.com/vacuum-api/v1/meta", {
  headers: { "x-oanor-key": "oanor_test_..." }
});

$ch = curl_init("https://api.oanor.com/vacuum-api/v1/meta");
curl_setopt($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/vacuum-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": "Pump-down t=(V/S)·ln(P1/P2); water boiling via Antoine (6–1013 mbar); regimes rough/medium/high/UHV. Units mbar, torr/mmHg, Pa, kPa, inHg, atm, psi. Ideal estimates — outgassing and leaks slow real systems.",
        "service": "vacuum-api",
        "endpoints": {
            "GET /v1/meta": "This document.",
            "GET /v1/level": "Pressure across units, percent vacuum and the vacuum regime.",
            "GET /v1/pumpdown": "Ideal pump-down time t = (V/S)·ln(P1/P2).",
            "GET /v1/boiling-point": "Water boiling temperature at a pressure (Antoine equation)."
        },
        "description": "Vacuum-technology maths: chamber pump-down time, the boiling point of water under reduced pressure, and pressure conversion with the vacuum regime."
    },
    "meta": {
        "timestamp": "2026-06-06T23:54:02.790Z",
        "request_id": "7feeeb09-8426-456e-a3db-8fb41285d240"
    },
    "status": "ok",
    "message": "Meta",
    "success": true
}