ScriptMasterLabs.com · x402 Directory
Base Contract-Code Checker
Resource: https://x402-data-api.sigrunner.workers.dev/chain/code · Directory page generated 2026-11-11T05:41:02.579Z from live sources.
The facts, as last reported 2026-11-11T05:40:16.961Z: this resource answers x402 payment challenges at 0.001 USDC on Base (exact), pay to 0x5765ae06a52dc7A0BB71c36A11db512c7ea9ed10. It is reported by PayAI, Coinbase CDP and its directory state is live.
What it does
Contract-code check for a Base mainnet address (is_contract + code size + EIP-7702 delegated-EOA detection). Use when an agent must check whether a Base address is a contract or an EOA before interacting.
Payment options
| Network | Scheme | Asset | Amount | Pay to |
|---|---|---|---|---|
| Baseeip155:8453 | exact | USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | 0.0011000 atomic | 0x5765ae06a52dc7A0BB71c36A11db512c7ea9ed10 |
| Baseeip155:8453 | exact | USDC0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 | 0.0022000 atomic | 0x5765ae06a52dc7A0BB71c36A11db512c7ea9ed10 |
| Polygoneip155:137 | exact | USDC0x3c499c542cEF5E3811e1192ce70d8cC03d5c3359 | 0.0022000 atomic | 0x5765ae06a52dc7A0BB71c36A11db512c7ea9ed10 |
| Arbitrumeip155:42161 | exact | USDC0xaf88d065e77c8cC2239327C5EDb3A432268e5831 | 0.0022000 atomic | 0x5765ae06a52dc7A0BB71c36A11db512c7ea9ed10 |
Verification — the enrichment record
| Verification state | facilitator-reported |
|---|---|
| Verified / reported at | 2026-11-11T05:40:16.961Z |
| Settlement recency | listing last updated 2026-11-11T05:17:15.245Z at its source |
| Freshness | live — last reported 2026-11-11T05:40:16.961Z, listing last updated at source 2026-11-11T05:17:15.245Z |
| Reporting facilitator | PayAI |
| Sources | payai, cdp |
| Tags | code, contract, eip7702, base, evm |
Call it
An unpaid call returns the live 402 challenge — that challenge, not this page, is the price quote:
curl -i "https://x402-data-api.sigrunner.workers.dev/chain/code"
Pay it with any x402 client on Base, Polygon, Arbitrum. Networks: Base · Polygon · Arbitrum