Spec

Code snippets

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

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

$ch = curl_init("https://api.oanor.com/transistor-api/v1/meta");
curl_setopt($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/transistor-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": "Currents in A, resistances in Ω, voltages in V. Vbe defaults to 0.7 V (silicon). β is the DC current gain hFE.",
        "service": "transistor-api",
        "formulae": {
            "bias": "Ib = (Vth − Vbe)/(Rth + (β+1)·Re)",
            "power": "Pd = Vce·Ic",
            "currents": "Ic = β·Ib ; Ie = (β+1)·Ib ; α = β/(β+1)"
        },
        "endpoints": {
            "GET /v1/bias": "Operating point (Ic, Vce, region) of a voltage-divider bias network.",
            "GET /v1/meta": "This document.",
            "GET /v1/power": "Transistor power dissipation from Vce and Ic.",
            "GET /v1/currents": "Base, collector and emitter currents and α from β and one current."
        },
        "description": "Bipolar-junction-transistor (BJT) calculator: current relations through β, voltage-divider bias-point analysis and power dissipation."
    },
    "meta": {
        "timestamp": "2026-06-05T11:30:24.187Z",
        "request_id": "1429f18e-f5b3-484f-a937-b37c9a4b83c1"
    },
    "status": "ok",
    "message": "Meta",
    "success": true
}