Money Sum Converter at the Euro Reference Rate

omnial/ecb-rate-sum-converter

Converts a sum of money between two currencies, given as three-letter ISO 4217 codes, at a rate taken from the European Central Bank's most recent euro reference rates. Returns the converted sum rounded to cents, the rate applied, the publication date of that rate, and the sum and both codes echoed back.

activeper callv2

Price

Up to $0.0325 per call; you pay what the call used

The price shown is the price you pay. No monthly minimum. Top-ups start at $5.

Data source

European Central Bank

Data from the European Central Bank.

Use it

Five steps: search, inspect, learn, run, settle. No per-tool setup; your agent reaches this tool through the meta-tools it already has.

agent

// 1. search: find the tool
omnial_search({ query: "what you need" })

// 2. inspect: price and input schema
omnial_inspect({ tool: "omnial/ecb-rate-sum-converter" })

// 3. learn: read the usage guide at runtime
omnial_learn({ tool: "omnial/ecb-rate-sum-converter" })

// 4. run: price the exact call first, then run it
omnial_execute({ tool: "omnial/ecb-rate-sum-converter", input: { /* see input_schema */ }, dry_run: true })
omnial_execute({ tool: "omnial/ecb-rate-sum-converter", input: { /* ... */ } })

// 5. settle: the call is charged when it finishes, nothing to do

Not connected yet? Point your MCP client at https://mcp.eden-engine.com/mcp, then copy a config for your client.

Pricing

Every charge this tool can incur.

Charge	Price
Per call	$0.0325

Updated: Oct 14, 2026

Input and output schemas

Input schema

input_schema.json

{
  "type": "object",
  "required": [
    "amount",
    "from",
    "to"
  ],
  "properties": {
    "to": {
      "type": "string",
      "pattern": "^[A-Z]{3}$",
      "description": "The currency to convert into, as a three-letter uppercase ISO 4217 code."
    },
    "from": {
      "type": "string",
      "pattern": "^[A-Z]{3}$",
      "description": "The currency the sum is in, as a three-letter uppercase ISO 4217 code."
    },
    "amount": {
      "type": "number",
      "description": "The sum of money to convert, in the source currency."
    }
  },
  "additionalProperties": false
}

Output schema

output_schema.json

{
  "type": "object",
  "properties": {
    "to": {
      "type": "string",
      "description": "The target currency code, echoed back."
    },
    "date": {
      "type": "string",
      "description": "The publication date (YYYY-MM-DD) of the reference rate applied; it can be earlier than the day of the call."
    },
    "from": {
      "type": "string",
      "description": "The source currency code, echoed back."
    },
    "rate": {
      "type": "number",
      "description": "Units of the target currency for one unit of the source currency."
    },
    "amount": {
      "type": "number",
      "description": "The sum converted, echoed back."
    },
    "converted_amount": {
      "type": "number",
      "description": "The sum in the target currency, rounded to two decimals."
    }
  },
  "description": "The conversion."
}