# BaseBuilder Trading Rug Owner Check

> BaseBuilder Trading Rug Owner Check is a paid API for AI agents from bb-trading-gold.vercel.app, paid per call via x402, $0.080029/call, status unknown (last checked 2026-09-14).

Checks whether a token contract owner on Base is associated with rug pull risk signals

## Facts

- Endpoint: POST https://bb-trading-gold.vercel.app/api/rug/owner-check
- Price: $0.080029/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/basebuilder-trading-rug-owner-check-f67390de
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_D9j2zjoTZKoZMsCIQIiQ-

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 basebuilder-trading-rug-owner-check-f67390de -d '<json body>'
```

Example prompt: Can you run a rug owner check on this Base token contract owner address 0xAbC123... and tell me if they have any rug pull risk signals?

## When to prefer this

Use this endpoint when you need to quickly assess whether a token contract owner on Base is associated with rug pull activity before investing, trading, or integrating with a project. Prefer this over generic blockchain explorers when you need a structured risk signal rather than raw transaction data.

## Known failure modes

- Invalid or malformed owner address returns validation error
- Address not found on Base chain returns no data or empty result
- Rate limiting or quota exceeded returns 429 error
- Network or RPC connectivity issues return 500 error
- Address with no on-chain history may return inconclusive risk result

## How this service works

BaseBuilder Trading API hub - 20 paid endpoints

## Output

Returns a risk assessment of the token contract owner address, including flags for known rug pull behavior, suspicious ownership patterns, and an overall risk indicator indicating whether the owner is associated with fraudulent or high-risk activity on the Base chain.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/basebuilder-trading-rug-owner-check-f67390de/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from bb-trading-gold.vercel.app](https://www.zero.xyz/host/bb-trading-gold.vercel.app/llms.txt)