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API · /defifees-api

DeFi Fees & Revenue API

healthy 4,324 Subscribers

Live data on the fees users pay to DeFi protocols and the revenue those protocols actually keep — the "which protocols earn money" view, a different layer from Total Value Locked. TVL is what is deposited; fees are what users pay to use a protocol; revenue is the slice the protocol or its token-holders retain. Powered by the public DeFiLlama fees feed, no key, nothing stored. The overview endpoint returns the whole-DeFi fee (or revenue) total for the last 24 hours, 7 days and 30 days plus every protocol ranked by what it earns, with its category and chains. The protocol endpoint returns a single protocol's fee and revenue figures side by side across 24h / 7d / 30d / all-time (e.g. Aave, Uniswap, Lido). The chain endpoint returns the fee or revenue total and top-earning protocols for one blockchain (Ethereum, Solana, Base). Switch any list between gross fees and retained revenue with a single metric parameter. This is the fees-and-revenue cut of DeFi — distinct from the TVL, DEX-volume, exchange-ticker and coin-markets APIs in the catalogue.

#defi #fees #revenue #crypto #defillama #protocols #on-chain #finance
api.oanor.com/defifees-api
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Machine-readable spec so AI agents can integrate this API.

/api/defifees-api/openapi.json
/api/defifees-api/llms.txt

Discovery: GET /api/index.json lists every API.

DeFi Fees & Revenue API — live data on the oanor API marketplace

API health

healthy
Uptime
100.00%
Server probes · 24h
Avg latency
309 ms
Server probes · 24h
Subscribers
4,324
active
Total calls
76
last 7 days
status Full status page → · 12 probes/24h

Pricing

Pick a tier — billed monthly, cancel anytime.

Free

Free

  • 15,000 calls / month
  • 3 requests / second
  • Hard cap (429 above quota, no overage)
  • 15k calls/month
  • 3 req/sec
  • All endpoints
  • No credit card
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Analyst

€9.35 /month

  • 190,000 calls / month
  • 10 requests / second
  • Hard cap (429 above quota, no overage)
  • 190k calls/month
  • 10 req/sec
  • Email support
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Pro

€27.20 /month

  • 820,000 calls / month
  • 28 requests / second
  • Hard cap (429 above quota, no overage)
  • 820k calls/month
  • 28 req/sec
  • Priority support
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Scale

€61.40 /month

  • 2,900,000 calls / month
  • 65 requests / second
  • Hard cap (429 above quota, no overage)
  • 2.9M calls/month
  • 65 req/sec
  • Dedicated SLA
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Superposition API

Live EVM on-chain data for Superposition (chain id 55244) — an Arbitrum-Orbit DeFi Layer-3 with ETH gas and on-chain yield-bearing Super Assets — served directly from the public Superposition JSON-RPC with server-side resilience. The status endpoint returns the chain and network id, the latest block height and the node client version. The block endpoint returns a block by number (or the latest) with its hash, parent hash, timestamp, transaction count, gas used and gas limit, miner and size. The gas endpoint returns the current gas price in both wei and gwei. The balance endpoint returns the ETH balance and outgoing transaction count for any address, converted from base wei (18 decimals) into whole ETH with exact big-integer scaling. Every figure is read live from the chain over JSON-RPC — nothing bundled or modelled — behind a short server-side cache with keep-warm so the feed stays fast and fresh. Ideal for explorers, wallet and dashboard tooling, gas trackers, address monitors and DeFi analytics across the Superposition and Arbitrum-Orbit ecosystem. Live keyless upstream. 5 endpoints.

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Nolus Chain API

Real-time on-chain data for Nolus (chain-id pirin-1), a Cosmos-SDK Layer-1 running a DeFi-lease / money-market protocol, secured by delegated proof-of-stake with NLS as its native coin. The status endpoint returns the chain id, latest block height and time, proposer and node application version so you can confirm the chain is live and producing blocks. The validators endpoint returns the full bonded validator set — each moniker, operator address, stake in NLS, commission rate and jailed flag — sorted by stake, plus the total bonded and not-bonded NLS. The supply endpoint returns the total NLS supply (in NLS and base unls), the bonded amount and the bonded ratio. The governance endpoint returns the most recent on-chain governance proposals with title, status and voting window. The meta endpoint documents the chain, denom and decimals. Reads a live Nolus Cosmos-SDK LCD node directly (with mirror fallback), so values are current to the latest block. Live, nothing stored. 5 endpoints. This serves chain-level staking, supply and governance data; for individual lease positions or token prices use a dedicated protocol/market API.

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 Nibiru Chain API — oanor API marketplace

Nibiru Chain API

Real-time on-chain data for Nibiru (chain-id cataclysm-1), a Cosmos-SDK Layer-1 for DeFi with a native EVM, secured by delegated proof-of-stake with NIBI as its native coin. The status endpoint returns the chain id, latest block height and time, proposer and node application version so you can confirm the chain is live and producing blocks. The validators endpoint returns the full bonded validator set — each moniker, operator address, stake in NIBI, commission rate and jailed flag — sorted by stake, plus the total bonded and not-bonded NIBI. The supply endpoint returns the total NIBI supply (in NIBI and base unibi), the bonded amount and the bonded ratio. The governance endpoint returns the most recent on-chain governance proposals with title, status and voting window. The meta endpoint documents the chain, denom and decimals. Reads a live Nibiru Cosmos-SDK LCD node directly (with mirror fallback), so values are current to the latest block. Live, nothing stored. 5 endpoints. This serves chain-level staking, supply and governance data; for token prices or smart-contract reads use a dedicated market/contract API.

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Canto Chain API

Real-time on-chain data for Canto (chain-id 7700), a permissionless, public-good EVM-compatible Layer-1 built on the Cosmos SDK with Ethermint and focused on free public DeFi infrastructure with CANTO as its native coin. The status endpoint returns the chain id, network id, latest block height, native symbol and node client version so you can confirm the chain is live and synced. The block endpoint returns a block by decimal or 0x-hex height — or the latest block when no height is given — with its hash, parent hash, timestamp (raw and ISO), transaction count, gas used and limit, base fee and miner. The gas endpoint returns the current gas price in both wei and gwei at the latest block. The balance endpoint returns the native CANTO balance (in wei and human-readable units) and the transaction count (nonce) for any 0x address. The meta endpoint documents the chain id, decimals and ecosystem. Reads a live Canto JSON-RPC node directly, so values are current to the latest block. Live, nothing stored. 5 endpoints. This serves native-coin and chain data; for ERC-20 token balances or contract calls use a dedicated token/contract API.

api.oanor.com/canto-api

Frequently asked questions

Quick answers about pricing, quotas, and integration.

How do I get an API key for DeFi Fees & Revenue API?
Sign up for free at oanor.com, generate an API key from the developer dashboard, and call DeFi Fees & Revenue API with the x-oanor-key header. No credit card needed for the free tier.
What's the rate limit for DeFi Fees & Revenue API?
Free tier allows 1 request per second. Paid plans scale up to 50 requests per second on the Mega tier. Hard limits return HTTP 429 above the quota — no surprise overage charges.
How much does DeFi Fees & Revenue API cost?
DeFi Fees & Revenue API has a free tier with 100 calls / month. Paid plans start at €9.35 / month with higher quotas and faster rate limits.
Can I cancel my subscription anytime?
Yes. Plans are billed monthly and you can cancel anytime from your billing dashboard. No long-term contracts and no cancellation fee.
Is DeFi Fees & Revenue API GDPR-compliant?
All requests to DeFi Fees & Revenue API go through our EU-based gateway. Your upstream API key never leaves our server and no personal data is shared with the upstream provider beyond the request you send.

Pick an endpoint from the list on the left to see its details and try it.

Code snippets

Sign up to get an API key, then call any path under your slug.

curl https://api.oanor.com/defifees-api/SOME_PATH \
  -H "x-oanor-key: oanor_test_..."
const res = await fetch("https://api.oanor.com/defifees-api/SOME_PATH", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
const data = await res.json();
$ch = curl_init("https://api.oanor.com/defifees-api/SOME_PATH");
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
$response = curl_exec($ch);
import requests
r = requests.get(
    "https://api.oanor.com/defifees-api/SOME_PATH",
    headers={"x-oanor-key": "oanor_test_..."},
)
print(r.json())

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