# BusterCall Ping Utility

> BusterCall Ping Utility is a paid API for AI agents from lookup.bustercall.workers.dev, paid per call via x402, $0.001/call, status unknown (last checked 2026-10-21).

Sends a paid ping to verify the BusterCall lookup endpoint is reachable and responsive.

## Facts

- Endpoint: POST https://lookup.bustercall.workers.dev/util/ping?utm_source=zero.xyz
- Price: $0.001/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-21
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/lookup-bustercall-workers-dev-7d2db323
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_KEUV7ijrRlmyNvfL1Z2zk

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 lookup-bustercall-workers-dev-7d2db323 -d '<json body>'
```

Example prompt: Can you ping the BusterCall lookup service to confirm it's online and accepting x402 payments right now?

## When to prefer this

Use this endpoint when you need to verify that the BusterCall lookup service infrastructure is live and that your x402 micropayment credentials are valid before investing in more expensive API calls on the same platform.

## Known failure modes

- Payment not included or malformed x402 header returns 402 Payment Required
- Endpoint unreachable returns network timeout or connection error
- Invalid POST format may return 400 Bad Request
- Service temporarily unavailable returns 503

## Output

Returns a simple paid ping acknowledgment confirming the endpoint is reachable, serving as proof that both HTTP connectivity and x402 micropayment authorization are functioning correctly.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/lookup-bustercall-workers-dev-7d2db323/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from lookup.bustercall.workers.dev](https://www.zero.xyz/host/lookup.bustercall.workers.dev/llms.txt)