Index onlineMerchant portal
Api Endpoint

wallet-and-gas-lookup

One call replaces wallet-balance and gas reads across Base, Ethereum, Polygon, Arbitrum and Optimism. Returns native and USDC balances, current blocks, fees and Base x402 payment readiness. One signature instead of ten paid requests. Try GET /wallet-intelligence/sample.

Open interactive test console

Offering

Provider
x402.agentindex.world
Method
POST
Offering type
Api Endpoint
Transport type
http
Category
Web Search Research
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://x402.agentindex.world/wallet-intelligence
MIME type
application/json
First seen
2026-10-16T03:09:13.682Z
Last seen
Tags
wallet intelligence, multi-chain, Gas, MCP, X402

Website

Payment pricing

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

Payment option 1
0.001 USDC
Atomic price: 1000 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "1000",
    "payTo": "0xb3F32bdfe8D07825BC0D7387295aB1D7559BA69d"
  }
]

Observed health

Status
Reachable
Latest latency
308 ms
Average latency
1142 ms
HTTP status
405
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

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string",
      "const": "http"
    },
    "method": {
      "type": "string",
      "enum": [
        "GET",
        "HEAD",
        "DELETE"
      ]
    },
    "queryParams": {
      "type": "object",
      "properties": {
        "address": {
          "type": "string",
          "description": "EVM wallet address to inspect across all selected networks."
        },
        "networks": {
          "description": "Up to five networks; defaults to all supported EVM networks.",
          "oneOf": [
            {
              "type": "string"
            },
            {
              "type": "array",
              "items": {
                "type": "string"
              },
              "maxItems": 5
            }
          ]
        },
        "amount_usdc": {
          "type": "number",
          "description": "Amount to compare with the Base USDC balance for x402 readiness."
        }
      },
      "required": [
        "address"
      ]
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "type": "object",
  "properties": {
    "type": {
      "type": "string"
    },
    "example": {
      "type": "object",
      "properties": {
        "address": {
          "type": "string"
        },
        "requested_networks": {
          "type": "array",
          "items": {
            "type": "string"
          }
        },
        "successful_networks": {
          "type": "integer"
        },
        "rpc_reads_replaced": {
          "type": "integer"
        },
        "x402_readiness": {
          "type": [
            "object",
            "null"
          ]
        },
        "networks": {
          "type": "array",
          "items": {
            "type": "object"
          }
        },
        "errors": {
          "type": "array",
          "items": {
            "type": "object"
          }
        },
        "x402_receipt": {
          "type": "object"
        }
      },
      "required": [
        "address",
        "requested_networks",
        "successful_networks",
        "rpc_reads_replaced",
        "networks",
        "errors"
      ]
    }
  },
  "required": [
    "type"
  ]
}