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Contract Safety Checker (Base/BSC)
x402
Contract Safety Checker (Base/BSC) is a paid API for AI agents from node-starter--maxujon18.replit.app, paid per call via x402, $0.02/call, status unknown (last checked 2026-09-14).
Performs on-chain risk assessment of an EVM token contract on Base or BSC, checking proxy pattern, owner renouncement, and source-code verification status.
Price / call$0.02
Success—
StatusUnknown
How this service works
x402 v2 paid EVM token contract risk API on Base and BSC. For 0.02 USDC, returns EIP-1967 proxy detection, owner control and renouncement status, and block-explorer source-code verification. Built for AI agents, bots, and automated token screening.
Output
Returns a structured object with the contract address, chain, a risk level enum (low, medium, or high), an array of risk signal strings describing specific findings (e.g. proxy detected, ownership not renounced, unverified source), and a timestamp of when the check was performed.
Example use cases
Example prompt
“Can you do a safety check on this Base contract — 0x1234567890abcdef1234567890abcdef12345678 — and tell me if it's a proxy, whether ownership has been renounced, and if the source code is verified?”
Technical details
Endpoint
GEThttps://node-starter--maxujon18.replit.app/api/check-contractWhen to prefer
Use this endpoint when you need a quick, structured risk assessment of a specific EVM token contract on Base or BSC, especially when you want to surface proxy patterns, ownership status, and source verification in a single call without manually querying block explorers.
Side effects
- Invalid or malformed contract address returns an error
- Contract not found on the specified chain
- Unsupported chain value (only 'base' and 'bsc' are accepted)
- Payment not received or insufficient — returns 402 Payment Required
- RPC or on-chain data unavailable — may return a 503 or timeout
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| inputrequired | object | |
| output | object |
Tags
x402
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