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GET /v1/meta

Service metadata

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/merlin-api

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

Get an API key

Code snippets

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

Example response

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

{
    "data": {
        "type": "Bitcoin Layer-2 (Polygon CDK ZK-rollup)",
        "chain": "Merlin Chain",
        "network": "mainnet",
        "chain_id": 4200,
        "decimals": 18,
        "ecosystem": "Merlin Chain — Bitcoin-native ZK rollup, native gas token BTC",
        "endpoints": [
            "/v1/status",
            "/v1/block",
            "/v1/gas",
            "/v1/balance",
            "/v1/meta"
        ],
        "description": "Merlin Chain is a Bitcoin Layer-2 ZK-rollup built on the Polygon CDK stack, EVM-compatible and using BTC as its native gas token.",
        "documentation": "https://api.oanor.com/merlin-api",
        "native_symbol": "BTC"
    },
    "meta": {
        "timestamp": "2026-06-15T11:14:37.028Z",
        "request_id": "599ff489-e1b0-4c23-be40-011051f55205"
    },
    "status": "ok",
    "message": "Meta",
    "success": true
}