Verified smart-contract ABI (+ optional Solidity/Vyper source) for Ethereum, Bas
Verified smart-contract ABI (+ optional Solidity/Vyper source) for Ethereum, Base, Arbitrum, Optimism, Polygon and BNB Chain from the open Sourcify registry: compiler, deployment, read/write function and event signatures, and proxy resolution to the implementation ABI. Unverified contracts return 404 (not charged).
Answeringour last check, 2026-10-18
1 of 1checks answered this week
27 msmedian answer time
$0.001listed price per call
$0.001price it asked us
Paid test badge: not yet. The checks above are free: we call the tool without paying and read the payment request it sends back. The Verified badge needs paid calls whose answers match the promised output, and nobody can buy a badge.
Endpoint
GET https://api.ishob.com/v1/crypto/contract-abi
| Category | Company and compliance |
|---|---|
| Provider host | api.ishob.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 2 from 2 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-10-18 | valid payment request | 402 | $0.001 | 27 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"address": "0x833589fcd6edb6e08f4c7c32d4f71b54bda02913",
"chain": "base"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"address": {
"description": "Contract address",
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
},
"chain": {
"description": "EVM chain",
"enum": [
"ethereum",
"base",
"arbitrum",
"optimism",
"polygon",
"bsc"
],
"type": "string"
},
"include_source": {
"default": false,
"description": "Include verified source files (up to 600k characters)",
"type": "boolean"
},
"resolve_proxy": {
"default": true,
"description": "Also return the implementation ABI of a proxy",
"type": "boolean"
}
},
"required": [
"chain",
"address"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}