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Onesource · Chain NFT Metadata

by Onesource

GETBase

$0.008

per call · USD Coin on Base

NFT metadata for ERC721 or ERC1155 tokens via eth_call, with IPFS, Arweave, data URI, and public HTTP(S) resolution

Endpoint

GET https://api.onesource.io/api/chain/nft-metadata

681

Calls / 30d

677

Unique payers / 30d

Sep 10

Last called

exact

Payment scheme

Call this service

TypeScript · @x402/fetch
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://api.onesource.io/api/chain/nft-metadata", {
  method: "GET",
});
const data = await res.json();
cURL
curl -X GET \
  "https://api.onesource.io/api/chain/nft-metadata?contract=0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d&network=ethereum&token_id=1" \
  -H "X-PAYMENT: <signed x402 payment>"

Example response

{
  "data": {
    "contract_address": "0xbc4ca0eda7647a8ab7c2061c2e118a18a936f13d",
    "metadata": {
      "attributes": [
        {
          "trait_type": "Background",
          "value": "Orange"
        }
      ],
      "image": "ipfs://QmPbxeGcXhYQQNgsC6a36dDyYUcHgMLnGKnF8pVFmGsvqi",
      "name": "Bored Ape #1"
    },
    "protocol": "ipfs",
    "resolved_url": "https://ipfs.io/ipfs/QmeSjSinHpPnmXmspMjwiXyN6zS4E9zccariGR3jxcaWtq/1",
    "token_id": "1",
    "token_uri": "ipfs://QmeSjSinHpPnmXmspMjwiXyN6zS4E9zccariGR3jxcaWtq/1"
  },
  "meta": {
    "cost_usdc": "0.001",
    "endpoint": "/api/chain/nft-metadata",
    "payment_chain": "base",
    "payment_token": "USDC",
    "request_id": "00000000abcdef01"
  }
}

Payment details

Pay to0x52e29e0d2aa49bfbfc548c0a9f2196f4aa51f3ea
AssetUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913
NetworksBase
Schemesexact, batch-settlement

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