Spec

Code snippets

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

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

$ch = curl_init("https://api.oanor.com/taxbracket-api/v1/meta");
curl_setopt($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/taxbracket-api/v1/meta",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

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

{
    "data": {
        "note": "You supply the schedule — works for any country/year. Currency-agnostic. Not tax advice.",
        "service": "taxbracket",
        "endpoints": {
            "/v1/tax": "Total tax, effective & marginal rate, after-tax income and per-bracket breakdown for an income.",
            "/v1/reverse": "The gross income needed to take home a target net, on the provided brackets.",
            "/v1/brackets": "Validate and normalize a bracket schedule into labelled tiers."
        },
        "description": "Progressive tax-bracket maths for any schedule you provide: total tax, effective and marginal rates, breakdown, and reverse (gross from net).",
        "bracket_format": "Comma list of threshold:rate% pairs, e.g. \"0:10,11000:12,44725:22,95375:24\". A standard deduction can be passed separately."
    },
    "meta": {
        "timestamp": "2026-06-03T17:41:56.781Z",
        "request_id": "72e2d083-da90-4027-9c9e-97f7356d442c"
    },
    "status": "ok",
    "message": "Meta",
    "success": true
}