# J-sey Data API – Wallet Info

> J-sey Data API – Wallet Info is a paid API for AI agents from johncross-data-api.johncrossugwuegede.workers.dev, paid per call via x402, $0.002/call, status unknown (last checked 2026-09-15).

Returns blockchain wallet information for a given wallet address via a pay-per-call API using USDC on EVM networks.

## Facts

- Endpoint: GET https://johncross-data-api.johncrossugwuegede.workers.dev/wallet-info
- Price: $0.002/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/j-sey-data-api-wallet-info-edd3746d
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_p8ffTB-Rio6DJQ5_ctNYv

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 j-sey-data-api-wallet-info-edd3746d
```

Example prompt: Can you pull up the wallet info for the Ethereum address 0xAbC123...def456 on the J-sey Data API?

## When to prefer this

Choose this endpoint when you need lightweight, pay-per-call wallet lookups on any of 10 supported EVM networks without a subscription, and you are already using the x402 USDC micropayment protocol for API access.

## Known failure modes

- Invalid or malformed wallet address returns an error response
- Unsupported EVM network results in a 400 or 404 error
- Payment not processed (x402 payment failure) results in a 402 Payment Required response
- Rate limiting or quota exceeded may return a 429 error
- Network or Cloudflare Worker downtime causes 503 or timeout

## How this service works

18-endpoint pay-per-call data API. USDC on 10 EVM networks.

## Output

Returns wallet information for the specified EVM wallet address, potentially including balance, transaction history, or metadata; delivered as a JSON response from a pay-per-call endpoint costing $0.002 USDC per call.

## Request schema (JSON Schema)

```json
{
 "properties": {
  "input": {
   "type": "object",
   "required": [
    "address"
   ],
   "properties": {
    "address": {
     "type": "string",
     "example": "0xa1ee...",
     "description": "0x wallet address"
    }
   }
  },
  "output": {
   "type": "object",
   "properties": {
    "result": {
     "type": "object",
     "description": "Endpoint response payload"
    }
   }
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/j-sey-data-api-wallet-info-edd3746d/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from johncross-data-api.johncrossugwuegede.workers.dev](https://www.zero.xyz/host/johncross-data-api.johncrossugwuegede.workers.dev/llms.txt)