Api Endpoint

api.strale.io

Check when a wallet was first active on Ethereum, Base, Arbitrum, Optimism or Polygon: the earliest transfer to or from it, and its age in days. A new wallet moving large amounts is a red flag.

Open interactive test console

Offering

Provider: api.strale.io
Method: GET
Offering type: Api Endpoint
Transport type: http
Category: Blockchain And Crypto
Delivery: Not provided
Pricing model: Not provided
x402 version: 1

Endpoint context

URL: https://api.strale.io/x402/wallet-age-check
MIME type: Not provided
First seen: 2026-10-16T01:54:06.400Z
Last seen: 2026-11-01T15:22:27.912Z
Tags: None supplied

Website

Payment pricing

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

Payment option 1: 21600 atomic units
Atomic price: 21600 · Network: base · Asset: 0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913 · Scheme: exact

Raw x402 terms

[
  {
    "scheme": "exact",
    "network": "base",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "21600",
    "payTo": "0x66D7C2F952362BFB24FD7F02a9beC9c754ea83bC"
  }
]

Observed health

Status: Healthy
Latest latency: 47 ms
Average latency: 667 ms
HTTP status: 402
Last checked: 2026-11-04T22:07:32.576Z
Reachability: 92.9% over 14 checks

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

Input schema

{
  "method": "GET",
  "queryParams": {
    "address": {
      "description": "Wallet address (0x...)",
      "required": true,
      "type": "string"
    },
    "chain_id": {
      "description": "Chain ID: 1 (Ethereum), 8453 (Base), 42161 (Arbitrum One), 10 (OP Mainnet) or 137 (Polygon PoS). Default: 1",
      "type": "string"
    }
  },
  "type": "http"
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "properties": {
        "method": {
          "enum": [
            "GET"
          ],
          "type": "string"
        },
        "queryParams": {
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    },
    "output": {
      "properties": {
        "type": {
          "type": "string"
        }
      },
      "required": [
        "type"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}