Api Endpoint

api.strale.io

Currency Converter: Convert an amount between currencies at European Central Bank rates. Returns the converted amount and the rate.

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Offering

Provider
api.strale.io
Method
GET
Offering type
Api Endpoint
Transport type
http
Category
Financial Analysis
Delivery
Not provided
Pricing model
Not provided
x402 version
2

Endpoint context

URL
https://api.strale.io/x402/v2/currency-convert
MIME type
application/json
First seen
2026-10-16T01:58:48.885Z
Last seen
Tags
financial

Payment pricing

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

Payment option 1
0.0216 USDC
Atomic price: 21600 · Network: eip155:8453 · Asset: USDC · Scheme: exact
Raw x402 terms
[
  {
    "scheme": "exact",
    "network": "eip155:8453",
    "asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
    "amount": "21600",
    "payTo": "0x66D7C2F952362BFB24FD7F02a9beC9c754ea83bC"
  }
]

Observed health

Status
Healthy
Latest latency
96 ms
Average latency
54 ms
HTTP status
402
Last checked
Reachability
100% over 13 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",
      "required": [
        "amount",
        "from",
        "to"
      ],
      "properties": {
        "to": {
          "type": "string",
          "description": "Target currency (ISO 4217)"
        },
        "from": {
          "type": "string",
          "description": "Source currency (ISO 4217)"
        },
        "amount": {
          "type": "number",
          "description": "Amount to convert"
        }
      }
    }
  },
  "required": [
    "type",
    "method"
  ],
  "additionalProperties": false
}

Output schema

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "properties": {
    "input": {
      "additionalProperties": false,
      "properties": {
        "method": {
          "enum": [
            "GET",
            "HEAD",
            "DELETE"
          ],
          "type": "string"
        },
        "queryParams": {
          "properties": {
            "amount": {
              "description": "Amount to convert",
              "type": "number"
            },
            "from": {
              "description": "Source currency (ISO 4217)",
              "type": "string"
            },
            "to": {
              "description": "Target currency (ISO 4217)",
              "type": "string"
            }
          },
          "required": [
            "amount",
            "from",
            "to"
          ],
          "type": "object"
        },
        "type": {
          "const": "http",
          "type": "string"
        }
      },
      "required": [
        "type",
        "method"
      ],
      "type": "object"
    }
  },
  "required": [
    "input"
  ],
  "type": "object"
}