Returns verified source code and ABI for any deployed contract on Ethereum, Base...
https://x402.agentutility.ai/contract-sourceOverview
Returns verified source code and ABI for any deployed contract on Ethereum, Base, Optimism, Arbitrum, or Polygon. Includes is_verified, contract name, compiler version, parsed ABI, full source, license, optimizer settings, constructor args, and proxy implementation address. Use it as an Etherscan source lookup, contract ABI fetcher, or Solidity source lookup.
Protocol
x402 (POST)
Price
$0.01
Payment Asset
USD Coin
Payment Network
eip155:8453
Category
uncategorized
Provider
AgentUtility.ai
Source
self-registered
Indexed
2026-07-19 19:02:40
Health
Status
healthy
Latency (p50)
65ms
Uptime (30d)
100.0%
Reliability Score
100/100
Last Checked
2026-10-31 07:04:42
Last Healthy
2026-10-31 07:04:42
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
—
Input Schema
{
"body": {
"address": "0x4200000000000000000000000000000000000006",
"chain": "base"
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Output Schema
{
"example": {
"abi": [
{
"inputs": [],
"name": "deposit",
"outputs": [],
"stateMutability": "payable",
"type": "function"
},
{
"inputs": [
{
"name": "wad",
"type": "uint256"
}
],
"name": "withdraw",
"outputs": [],
"stateMutability": "nonpayable",
"type": "function"
}
],
"address": "0x4200000000000000000000000000000000000006",
"chain": "base",
"compiler_version": "v0.4.18+commit.9cf6e910",
"constructor_arguments": "",
"is_verified": true,
"license": "None",
"name": "WETH",
"optimization": {
"enabled": false,
"runs": 200
},
"proxy": false,
"source": "https://etherscan.io",
"source_code": "pragma solidity ^0.4.18;\ncontract WETH9 { ... }"
},
"type": "json"
}
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-10-31 07:04:42 | healthy | 402 | 91ms | |
| 2026-10-31 06:03:12 | healthy | 402 | 55ms | |
| 2026-10-31 05:02:50 | healthy | 402 | 56ms | |
| 2026-10-31 04:01:39 | healthy | 402 | 50ms | |
| 2026-10-31 03:07:06 | healthy | 402 | 1077ms | |
| 2026-10-31 02:02:25 | healthy | 402 | 15ms | |
| 2026-10-31 01:02:37 | healthy | 402 | 65ms | |
| 2026-10-31 00:05:24 | healthy | 402 | 66ms | |
| 2026-10-30 23:01:31 | healthy | 402 | 121ms | |
| 2026-10-30 22:04:20 | healthy | 402 | 55ms | |
| 2026-10-30 21:01:18 | healthy | 402 | 29ms | |
| 2026-10-30 20:03:37 | healthy | 402 | 115ms | |
| 2026-10-30 19:04:14 | healthy | 402 | 178ms | |
| 2026-10-30 18:04:17 | healthy | 402 | 429ms | |
| 2026-10-30 17:04:36 | healthy | 402 | 29ms | |
| 2026-10-30 16:05:19 | healthy | 402 | 36ms | |
| 2026-10-30 15:04:26 | healthy | 402 | 39ms | |
| 2026-10-30 14:04:54 | healthy | 402 | 15ms | |
| 2026-10-30 13:05:53 | healthy | 402 | 96ms | |
| 2026-10-30 12:05:39 | healthy | 402 | 148ms |