Convert amounts between ISO 4217 currencies using ECB daily reference rates (Fra
Convert amounts between ISO 4217 currencies using ECB daily reference rates (Frankfurter). Use for invoices, travel budgets, expense reports, and shopping comparisons when you need a verifiable rate instead of LLM arithmetic. Not live tradable FX — rates follow ECB business-day publication.
Answeringour last check, 2026-09-24
1 of 1checks answered this week
500 msmedian answer time
$0.001listed price per call
$0.001price 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
GET https://payload402.edgebytenet.workers.dev/convert
| Category | Commerce and shopping |
|---|---|
| Provider host | payload402.edgebytenet.workers.dev |
| Networks | eip155:8453 |
| Payment schemes | exact |
| Self-reported calls, 30 days | 4 from 3 payers (the provider's figure, not ours) |
Our checks, last 30 days
| Day | Result | HTTP | Asked | Time |
|---|---|---|---|---|
| 2026-09-24 | valid payment request | 402 | $0.001 | 500 ms |
Example input (from the provider)
{
"method": "GET",
"queryParams": {
"amount": 10,
"from": "USD",
"to": "EUR"
},
"type": "http"
}
Promised output schema (from the provider)
{
"$schema": "https://json-schema.org/draft/2020-12/schema",
"properties": {
"input": {
"additionalProperties": false,
"properties": {
"method": {
"enum": [
"GET"
],
"type": "string"
},
"queryParams": {
"properties": {
"amount": {
"description": "Positive amount in the source currency",
"type": "number"
},
"from": {
"description": "ISO 4217 source code (e.g. USD, EUR, GBP, JPY)",
"type": "string"
},
"to": {
"description": "ISO 4217 target code (e.g. EUR, USD, HKD)",
"type": "string"
}
},
"required": [
"amount",
"from",
"to"
],
"type": "object"
},
"type": {
"const": "http",
"type": "string"
}
},
"required": [
"type",
"method"
],
"type": "object"
},
"output": {
"properties": {
"example": {
"type": "object"
},
"type": {
"type": "string"
}
},
"required": [
"type"
],
"type": "object"
}
},
"required": [
"input"
],
"type": "object"
}