wallet

Get balance for a non-custodial address

Returns native token balance (confirmed, unconfirmed, total, currency) for a registered non-custodial address. Updated periodically from the chain.

GET/api/wallet/non-custodial/addresses/{addressId}/balance

Authentication

Requires JWT
Note
Include your JWT in the Authorization: Bearer YOUR_TOKEN header (user-facing apps, RBAC). View authentication guide →

Path Parameters

NameTypeRequiredDescription
addressIdstringYesRegistered address ID.

SDK setup

Create a client and set credentials (JWT and/or API key) before calling the API. Match the authentication type shown above.

import { MudbaseClient } from "mudbase";

const client = new MudbaseClient();
client.setJWT("eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiJ1c3JfbW9yZ2FuX2RlIiwiZW1haWwiOiJtb3JnYW4uY2hlbkBub3J0aHdpbmQuZGV2IiwiZXhwIjoxODI1MTI5NjAwfQ.doc_preview_sig");
import { MudbaseClient } from "mudbase";

const client = new MudbaseClient();
client.setJWT("eyJhbGciOiJIUzI1NiIsInR5cCI6IkpXVCJ9.eyJzdWIiOiJ1c3JfbW9yZ2FuX2RlIiwiZW1haWwiOiJtb3JnYW4uY2hlbkBub3J0aHdpbmQuZGV2IiwiZXhwIjoxODI1MTI5NjAwfQ.doc_preview_sig");

Example request

Call this endpoint using the client from SDK setup. Use View HTTP for a raw cURL example.

const result = await client.wallet.getBalance({
  addressId: "8165 Bud Roads"
});
const result = await client.wallet.getBalance({
  addressId: "8165 Bud Roads"
});

Try It Live

Test this endpoint with your own credentials. Your requests will be sent to the live API.

Use the auth endpoints to obtain a JWT.

No Request Yet

Send a request to see the full inspector

Responses

200Balance information
json
{
  "success": true,
  "data": {
    "address": "0x742d35Cc6634C0532925a3b844Bc9e7595f0bEb",
    "chain": "ethereum",
    "confirmed": "1.5",
    "unconfirmed": "0.0",
    "total": "1.5",
    "currency": "ETH",
    "lastUpdated": "2026-01-22T10:05:00.000Z"
  }
}
{
  "success": true,
  "data": {
    "address": "0x742d35Cc6634C0532925a3b844Bc9e7595f0bEb",
    "chain": "ethereum",
    "confirmed": "1.5",
    "unconfirmed": "0.0",
    "total": "1.5",
    "currency": "ETH",
    "lastUpdated": "2026-01-22T10:05:00.000Z"
  }
}
401Authentication required or invalid token.
404Address not found (exact backend message).
429Rate limit exceeded.

Errors

CodeMeaning
401Authentication required or invalid token.
404Address not found (exact backend message).
429Rate limit exceeded.

Next steps

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