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Api Endpoint

agent.connskill.com

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

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Offering

Provider
agent.connskill.com
Method
POST
Offering type
Api Endpoint
Transport type
http
Category
Blockchain And Crypto
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://agent.connskill.com/chain/v1/chain-state
MIME type
application/json
First seen
2026-10-16T01:52:40.118Z
Last seen
Tags
None supplied

Website

Payment pricing

x402 payment terms are the authoritative price for calling this endpoint.

Payment option 1
0.05 USDC
Atomic price: 50000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "50000",
    "payTo": "0x43B85AE58f0A2505c710Bc715d6f3EB16b1f63dE"
  }
]

Observed health

Status
Healthy
Latest latency
284 ms
Average latency
685 ms
HTTP status
204
Last checked
Reachability
100% over 14 checks

Latency is measured to the first response headers. A reachable result does not verify response accuracy or merchant identity.

Input schema

{
  "properties": {
    "body": {
      "type": "object",
      "required": [
        "chain",
        "address"
      ],
      "properties": {
        "chain": {
          "type": "string",
          "enum": [
            "base",
            "ethereum",
            "arbitrum",
            "optimism",
            "polygon"
          ]
        },
        "address": {
          "type": "string",
          "pattern": "^0x[0-9a-fA-F]{40}$",
          "description": "Wallet or contract address"
        },
        "tokens": {
          "type": "array",
          "maxItems": 10,
          "items": {
            "type": "string",
            "pattern": "^0x[0-9a-fA-F]{40}$"
          },
          "description": "Optional ERC-20 contract addresses to read balances for (max 10)"
        }
      }
    }
  }
}

Output schema

{
  "properties": {
    "example": {
      "status": "delivered",
      "chain": "base",
      "address": "0x43B85AE58f0A2505c710Bc715d6f3EB16b1f63dE",
      "isContract": false,
      "codeKind": "eoa",
      "nonce": 42,
      "native": {
        "wei": "1234500000000000000",
        "formatted": "1.2345"
      },
      "tokens": [
        {
          "contract": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
          "symbol": "USDC",
          "decimals": 6,
          "balanceRaw": "31580000",
          "balance": "31.58"
        }
      ]
    }
  }
}