Validate / normalize a schedule

Code snippets

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

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

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

Example response

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

{
    "data": {
        "note": "Normalized, sorted bracket schedule. 'to: null' is the top (open-ended) bracket. A 0% tier from 0 is added if missing.",
        "count": 7,
        "input": {
            "brackets": [
                {
                    "from": 0,
                    "rate": 10
                },
                {
                    "from": 11000,
                    "rate": 12
                },
                {
                    "from": 44725,
                    "rate": 22
                },
                {
                    "from": 95375,
                    "rate": 24
                },
                {
                    "from": 182100,
                    "rate": 32
                },
                {
                    "from": 231250,
                    "rate": 35
                },
                {
                    "from": 578125,
                    "rate": 37
                }
            ]
        },
        "tiers": [
            {
                "to": 11000,
                "from": 0,
                "tier": 1,
                "rate_percent": 10
            },
            {
                "to": 44725,
                "from": 11000,
                "tier": 2,
                "rate_percent": 12
            },
            {
                "to": 95375,
                "from": 44725,
                "tier": 3,
                "rate_percent": 22
            },
            {
                "to": 182100,
                "from": 95375,
                "tier": 4,
                "rate_percent": 24
            },
            {
                "to": 231250,
                "from": 182100,
                "tier": 5,
                "rate_percent": 32
            },
            {
                "to": 578125,
                "from": 231250,
                "tier": 6,
                "rate_percent": 35
            },
            {
                "to": null,
                "from": 578125,
                "tier": 7,
                "rate_percent": 37
            }
        ],
        "top_rate_percent": 37
    },
    "meta": {
        "timestamp": "2026-06-03T17:41:56.463Z",
        "request_id": "d414f734-075b-4214-b693-7fdd572dbc28"
    },
    "status": "ok",
    "message": "Normalize brackets",
    "success": true
}