Wallet token balances (indexed) · Wallet Balances

GETBaseSolanaArbitrumPolygonMonadAvalancheeip155:1329OptimismFraxtaleip155:42220stellar:pubnetalgorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=

$0.002

per call · USD Coin on Base

All token balances for any address in one call, from Coinbase's indexed data API - ERC-20 + native on EVM, SPL on Solana; no per-token contract calls, no RPC wrangling. Networks: base, ethereum, base-sepolia, solana, solana-devnet. Symbols/decimals populated for whitelisted tokens (USDC always included).

Endpoint

GET https://agent402.tools/api/wallet-balances

Calls / 30d

Unique payers / 30d

Aug 31

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://agent402.tools/api/wallet-balances", {
  method: "GET",
});
const data = await res.json();

cURL

curl -X GET \
  "https://agent402.tools/api/wallet-balances?address=0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0&network=base" \
  -H "X-PAYMENT: <signed x402 payment>"

Example response

{
  "address": "0xaBF4FAbd7c416fB67202E5f9002389Fc75e2a9D0",
  "balances": [
    {
      "amount": "8.655",
      "contract": "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913",
      "decimals": 6,
      "name": "USD Coin",
      "raw": "8655000",
      "symbol": "USDC"
    }
  ],
  "count": 1,
  "network": "base"
}

Payment details

Pay to0xabf4fabd7c416fb67202e5f9002389fc75e2a9d0

AssetUSD Coin · 0x833589fcd6edb6e08f4c7c32d4f71b54bda02913

NetworksBase, Solana, Arbitrum, Polygon, Monad, Avalanche, eip155:1329, Optimism, Fraxtal, eip155:42220, stellar:pubnet, algorand:wGHE2Pwdvd7S12BL5FaOP20EGYesN73ktiC1qzkkit8=

Schemesexact, upto

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