ToolVet
81trust / 100

Coin Categories

by Crypto categories by market cap in Markets & finance

x402 APIPassing, checked 34 min ago

Coin categories (Layer 1, Meme, AI, DeFi, Stablecoins, RWA, ...) ranked by market cap, with 24h market cap change %, 24h volume and the top-3 coins per category. Order by market_cap_desc (default), market_cap_asc, market_cap_change_24h_desc/asc, name_asc/desc; optional `query` substring filter on category name/id; limit 1-100 (default 25). The sector-rotation view: which narratives are gaining or bleeding today. Cached in-process for 5 minutes.

GET https://agent402.tools/api/coin-categories

Last 30 days

All checks passedSome failedAll failedNot checked
Uptime
100%
Response time
194 ms typical, 194 ms slowest 5%
Last check
34 min ago
Next check
any minute now

How to call it

# See the payment challenge (nothing is charged)
curl -i -X GET "https://agent402.tools/api/coin-categories?limit=10&order=market_cap_desc"
import { wrapFetchWithPayment } from "@x402/fetch";
import { x402Client } from "@x402/core/client";
import { ExactEvmScheme } from "@x402/evm/exact/client";
import { privateKeyToAccount } from "viem/accounts";

const client = new x402Client().register(
  "eip155:8453",
  new ExactEvmScheme(privateKeyToAccount(process.env.AGENT_KEY)),
);
const pay = wrapFetchWithPayment(fetch, client);

// Not sure it's safe to pay? Preflight it first for $0.005:
// GET https://toolvet.app/api/v1/check?url=https%3A%2F%2Fagent402.tools%2Fapi%2Fcoin-categories
const res = await pay("https://agent402.tools/api/coin-categories?limit=10&order=market_cap_desc");
console.log(await res.json());

Example input

{
  "limit": 10,
  "order": "market_cap_desc"
}

Example output

{
  "cached": false,
  "categories": [
    {
      "id": "smart-contract-platform",
      "marketCap": 2261471553524.96,
      "marketCapChange24hPct": 1.1784,
      "name": "Smart Contract Platform",
      "rank": 1,
      "topCoins": [
        "bitcoin",
        "ethereum",
        "solana"
      ],
      "updatedAt": "2026-08-22T13:15:00.000Z",
      "volume24h": 95000000000
    }
  ],
  "count": 1,
  "fetchedAt": "2026-08-22T13:20:00.000Z",
  "order": "market_cap_desc",
  "source": "coingecko",
  "totalCategories": 400
}

Security scan

  • No findings. We scan names, descriptions and tool definitions for hidden instructions and other prompt-injection patterns.

Recent checks

WhenResultHTTPTimePrice
34 min agoPassed402194 ms$0.005
4 h agoPassed402191 ms$0.005
9 h agoPassed402200 ms$0.005