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GET /v1/top

Chains ranked by DeFi TVL

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/chaintvl-api

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

Get an API key

Code snippets

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

Example response

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

{
    "data": {
        "count": 25,
        "chains": [
            {
                "name": "Ethereum",
                "rank": 1,
                "tvl_usd": 37525912986,
                "chain_id": 1,
                "gecko_id": "ethereum",
                "token_symbol": "ETH",
                "dominance_pct": 52
            },
            {
                "name": "BSC",
                "rank": 2,
                "tvl_usd": 5172717234,
                "chain_id": 56,
                "gecko_id": "binancecoin",
                "token_symbol": "BNB",
                "dominance_pct": 7.17
            },
            {
                "name": "Solana",
                "rank": 3,
                "tvl_usd": 4899513420,
                "chain_id": null,
                "gecko_id": "solana",
                "token_symbol": "SOL",
                "dominance_pct": 6.79
            },
            {
                "name": "Tron",
                "rank": 4,
                "tvl_usd": 4504779204,
                "chain_id": null,
                "gecko_id": "tron",
                "token_symbol": "TRON",
                "dominance_pct": 6.24
            },
            {
                "name": "Bitcoin",
                "rank": 5,
                "tvl_usd": 4128402238,
                "chain_id": null,
                "gecko_id": "bitcoin",
                "token_symbol": "BTC",
                "dominance_pct": 5.72
            },
            {
                "name": "Base",
                "rank": 6,
                "tvl_usd": 3943897828,
                "chain_id": 8453,
                "gecko_id": null,
                "token_symbol": null,
                "dominance_pct": 5.46
            },
            {
                "name": "Provenance",
                "rank": 7,
                "tvl_usd": 1598412643,
                "chain_id": null,
                "gecko_id": "hash-2",
                "token_symbol": "HASH",
                "dominance_pct": 2.21
            },
            {
                "name": "Hyperliquid L1",
                "rank": 8,
                "tvl_usd": 1565147733,
                "chain_id": null,
                "gecko_id": "hyperliquid",
                "token_symbol": "HYPE",
                "dominance_pct": 2.17
            },
            {
                "name": "Arbitrum",
                "rank": 9,
                "tvl_usd": 1260234521,
                "chain_id": 42161,
                "gecko_id": "arbitrum",
                "token_symbol": "ARB",
                "dominance_pct": 1.75
            },
            {
                "name": "Polygon",
                "rank": 10,
                "tvl_usd": 1048795984,
                "chain_id": 137,
                "gecko_id": "polygon-ecosystem-token",
                "token_symbol": "POL",
                "dominance_pct": 1.45
            },
            {
                "name": "Plasma",
                "rank": 11,
                "tvl_usd": 774675119,
               
…