# BaseBuilder Trading - Rug/Liquidity Lock Check

> BaseBuilder Trading - Rug/Liquidity Lock Check is a paid API for AI agents from bb-trading-gold.vercel.app, paid per call via x402, $0.053009/call, status unknown (last checked 2026-09-15).

Analyzes a token or liquidity pool to check whether its liquidity is locked, assessing rug-pull risk for DeFi traders

## Facts

- Endpoint: POST https://bb-trading-gold.vercel.app/api/rug/liquidity-lock
- Price: $0.053009/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-15
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/basebuilder-trading-rug-liquidity-lock-check-56350901
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_Wwv47Qf9gteumFO7twr8T

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-liquidity-lock-check-56350901 -d '<json body>'
```

Example prompt: Can you check if the liquidity is locked for this token at address 0xAbC123... on Base — I want to know if it's a rug pull risk before I buy in.

## When to prefer this

Use this endpoint when you need to quickly assess whether a DeFi token or liquidity pool has locked liquidity before executing a trade or investment, especially for new or unverified tokens on Base or EVM-compatible chains where rug-pull risk is a concern.

## Known failure modes

- Invalid or unrecognized token/pool address returns an error
- Token not deployed on the supported chain returns not-found error
- Liquidity pool does not exist or has no liquidity
- Network congestion may cause timeout
- Unsupported blockchain network

## How this service works

BaseBuilder Trading API hub - 20 paid endpoints

## Output

Returns information about whether the token's liquidity pool has locked liquidity, including lock status (locked/unlocked), lock duration, percentage of liquidity locked, and the locking contract address, enabling assessment of rug-pull risk.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/basebuilder-trading-rug-liquidity-lock-check-56350901/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)