Wallet/contract state on 5 EVM chains in one call
Wallet/contract state on 5 EVM chains in one call: native balance, nonce, EOA-or-contract (EIP-7702-aware), ERC-20 balances with symbol and decimals
Answeringour last check, 2026-09-24
1 of 1checks answered this week
999 msmedian answer time
$0.05listed price per call
$0.05price 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
POST https://agent.connskill.com/chain/v1/chain-state
| Category | Market data |
|---|---|
| Provider host | agent.connskill.com |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 2 from 1 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.05 | 999 ms |
Example input (from the provider)
{
"body": {
"address": "0x43B85AE58f0A2505c710Bc715d6f3EB16b1f63dE",
"chain": "base",
"tokens": [
"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913"
]
},
"bodyType": "json",
"method": "POST",
"type": "http"
}
Promised output schema (from the provider)
{
"properties": {
"input": {
"properties": {
"body": {
"properties": {
"address": {
"description": "Wallet or contract address",
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
},
"chain": {
"enum": [
"base",
"ethereum",
"arbitrum",
"optimism",
"polygon"
],
"type": "string"
},
"tokens": {
"description": "Optional ERC-20 contract addresses to read balances for (max 10)",
"items": {
"pattern": "^0x[0-9a-fA-F]{40}$",
"type": "string"
},
"maxItems": 10,
"type": "array"
}
},
"required": [
"chain",
"address"
],
"type": "object"
}
}
},
"output": {
"properties": {
"example": {
"address": "0x43B85AE58f0A2505c710Bc715d6f3EB16b1f63dE",
"chain": "base",
"codeKind": "eoa",
"isContract": false,
"native": {
"formatted": "1.2345",
"wei": "1234500000000000000"
},
"nonce": 42,
"status": "delivered",
"tokens": [
{
"balance": "31.58",
"balanceRaw": "31580000",
"contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"decimals": 6,
"symbol": "USDC"
}
]
}
}
}
}
}