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Nft Floor

by NFT floor price in Onchain & crypto

x402 APIPassing, checked 3 h ago

Get the current floor price for an NFT collection across OpenSea + LooksRare (Ethereum). Returns per-marketplace floor (ETH), collection URL, retrieval timestamp, and the cheapest cross-marketplace floor with the marketplace tag. Use to price a collection without scraping marketplace UIs, or to detect cross-venue arbitrage gaps.

POST https://agent402.tools/api/nft-floor

Last 30 days

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

How to call it

# See the payment challenge (nothing is charged)
curl -i -X POST "https://agent402.tools/api/nft-floor" \
  -H "content-type: application/json" \
  -d '{"contract":"0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d"}'
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%2Fnft-floor
const res = await pay("https://agent402.tools/api/nft-floor", {
  method: "POST",
  headers: { "content-type": "application/json" },
  body: JSON.stringify({"contract":"0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d"}),
});
console.log(await res.json());

Example input

{
  "contract": "0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d"
}

Example output

{
  "cheapestFloorEth": 13.5,
  "cheapestMarketplace": "opensea",
  "contract": "0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d",
  "looksRare": {
    "available": true,
    "collectionUrl": "https://looksrare.org/collections/0xbc4c...",
    "floorPrice": 13.7,
    "priceCurrency": "ETH",
    "retrievedAt": "2026-06-22T19:00:00.000Z"
  },
  "network": "ethereum",
  "openSea": {
    "available": true,
    "collectionUrl": "https://opensea.io/collection/boredapeyachtclub",
    "floorPrice": 13.5,
    "priceCurrency": "ETH",
    "retrievedAt": "2026-06-22T19:00:00.000Z"
  },
  "source": "alchemy-nft-v3"
}

Security scan

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

Recent checks

WhenResultHTTPTimePrice
3 h agoPassed402194 ms$0.002
6 h agoPassed402182 ms$0.002
9 h agoPassed402227 ms$0.002
14 h agoPassed402192 ms$0.002