# minia2a Wallet Balance Lookup

> minia2a Wallet Balance Lookup is a paid API for AI agents from minia2a.uk, paid per call via x402, $0.05/call, status unknown (last checked 2026-10-12).

Retrieves the on-chain wallet balance for a given address via the minia2a x402 pay-per-call API marketplace.

## Facts

- Endpoint: GET https://minia2a.uk/x402/wallet-balance?utm_source=zero.xyz
- Price: $0.05/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-12
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/minia2a-wallet-balance-lookup-9abacca7
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_kiH_OaZEYIxEULuEjo2T2

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability minia2a-wallet-balance-lookup-9abacca7
```

Example prompt: What's the current on-chain balance of wallet address 0xAbc123...? Use the minia2a wallet balance endpoint to check it.

## When to prefer this

Choose this endpoint when you need a quick, pay-per-call on-chain wallet balance lookup without managing API keys or subscriptions. Ideal for AI agents operating on Base that need to verify wallet funding before executing transactions, or for one-off balance checks billed micropayment-style via x402.

## Known failure modes

- Invalid or malformed wallet address returns an error
- Insufficient x402 payment (less than $0.05 USDC) results in 402 Payment Required
- Network or RPC timeouts may cause lookup failure
- Unsupported chain or address format returns an error
- Rate limiting or payment verification failure blocks the request

## How this service works

Discover 1,600+ verified x402 agent APIs — crypto data, web scraping, AI inference, security, and more. 5 free trial calls per signed wallet. 5.2M+ requests served. Pay per call via x402 on Base — no subscription, no API keys. Verified — not just listed, tested.

## Output

Returns a JSON object with an 'ok' boolean flag and wallet balance data for the queried address, confirming the lookup succeeded and providing current on-chain balance information.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "required": [
  "input"
 ],
 "properties": {
  "input": {
   "type": "object",
   "properties": {
    "type": {
     "type": "string"
    },
    "method": {
     "type": "string"
    },
    "bodyType": {
     "type": "string"
    },
    "queryParams": {
     "type": "object"
    }
   }
  },
  "output": {
   "type": "object",
   "properties": {
    "type": {
     "type": "string"
    }
   }
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "json",
 "example": {
  "ok": true
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/minia2a-wallet-balance-lookup-9abacca7/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from minia2a.uk](https://www.zero.xyz/host/minia2a.uk/llms.txt)