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Patrimoine
v9.1.0

Create Fx Rate

POST
/api/v1/exchange-rates
curl --request POST \
  --url https://example.com/api/v1/exchange-rates \
  --header 'Content-Type: application/json' \
  --data '{ "from_currency": "example", "to_currency": "example", "rate": 1, "date": "2026-04-15" }'

Request Bodyrequired

Section titled “Request Bodyrequired”
Media typeapplication/json
ExchangeRateCreate
object
from_currency
required
From Currency

Source currency, ISO 4217 code.

string
/^[A-Z]{3}$/
to_currency
required
To Currency

Target currency, ISO 4217 code.

string
/^[A-Z]{3}$/
rate
required
Any of:
number
> 0
date
required
Date

Date the rate applies to.

string format: date

Example generated

{
  "from_currency": "example",
  "to_currency": "example",
  "rate": 1,
  "date": "2026-04-15"
}

Responses

Section titled “Responses”

201

Section titled “201”

Successful Response

Media typeapplication/json
ExchangeRateOut
object
id
required
Id

Exchange rate id.

integer
from_currency
required
From Currency

Source currency, ISO 4217 code.

string
to_currency
required
To Currency

Target currency, ISO 4217 code.

string
rate
required
Rate

Exchange rate: 1 unit of from_currency in to_currency.

string
date
required
Date

Date the rate applies to.

string format: date
source
Source

Where the rate came from: ‘manual’ or ‘auto’ (frankfurter.app/ECB).

string
default: manual

Example 

{
  "source": "manual"
}

422

Section titled “422”

Validation Error

Media typeapplication/json
HTTPValidationError
object
detail
Detail
Array<object>
ValidationError
object
loc
required
Location
Array
msg
required
Message
string
type
required
Error Type
string
input
Input
ctx
Context
object

Example generated

{
  "detail": [
    {
      "loc": [
        "example"
      ],
      "msg": "example",
      "type": "example",
      "input": "example",
      "ctx": {}
    }
  ]
}