DeFi protocols ranked by TVL · Defi Protocols

import { wrapFetchWithPayment } from "@x402/fetch";
import { privateKeyToAccount } from "viem/accounts";

const account = privateKeyToAccount(process.env.PRIVATE_KEY);
const fetchWithPay = wrapFetchWithPayment(fetch, account);

const res = await fetchWithPay("https://agent402.tools/api/defi-protocols", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({
    "category": "Lending",
    "limit": 5
  }),
});
const data = await res.json();

curl -X POST \
  "https://agent402.tools/api/defi-protocols" \
  -H "Content-Type: application/json" \
  -d '{"category":"Lending","limit":5}' \
  -H "X-PAYMENT: <signed x402 payment>"

{
  "cached": true,
  "count": 1,
  "fetchedAt": "2026-08-22T12:00:00.000Z",
  "filters": {
    "category": "Lending",
    "chain": null,
    "includeCex": false,
    "minTvlUsd": null,
    "search": null
  },
  "matched": 600,
  "protocols": [
    {
      "category": "Lending",
      "chainCount": 21,
      "chains": [
        "Ethereum",
        "Base",
        "Arbitrum"
      ],
      "change1dPct": 0.8,
      "change1hPct": 0.02,
      "change7dPct": 2.4,
      "mcapTvl": 0.188,
      "mcapUsd": 3200000000,
      "name": "Aave V3",
      "parentProtocol": "aave",
      "rank": 3,
      "slug": "aave-v3",
      "symbol": "AAVE",
      "tvlUsd": 17023522168
    }
  ],
  "source": "defillama-protocols",
  "totalTvlUsd": 48000000000
}