> ## Documentation Index > Fetch the complete documentation index at: https://docs.enfuce.com/llms.txt > Use this file to discover all available pages before exploring further. # VISA FX Exchange Rates > This operation is to get the VISA treasury FX rates for a given “from” and “to” currency pair. ## OpenAPI ````yaml exchange-rate post /v1/visa/fx openapi: 3.0.3 info: description: > Endpoint for querying FX rates of payment scheme (including benchmark to ECB FX rates). API enables the issuer to comply with regulation (EU) 2019/518) and provide the cardholder with a better user experience by providing real-time visibility to scheme FX rates that are used for card transactions. version: '1' title: Exchange Rates API contact: name: Enfuce Financial Services url: https://enfuce.com email: info@enfuce.com x-logo: url: https://developer.enfuce.com/images/enfuce.svg altText: Enfuce logo servers: - url: >- https://integration-api-cat2.{{environment}}.ext.{{realm}}.cia.enfuce.com/exchange-rate - url: https://integration-api-cat2.live.ext.prod.cia.enfuce.com/exchange-rate description: Live environment security: [] tags: - name: Get FX exchange rates - name: Get ECB supported currencies - name: Get ECB exchange rate paths: /v1/visa/fx: post: tags: - Get FX exchange rates summary: VISA FX Exchange Rates description: >- This operation is to get the VISA treasury FX rates for a given “from” and “to” currency pair. operationId: getVisaFxRatesV1 parameters: - name: auditUser in: query description: The audit user to log the request required: true schema: type: string requestBody: $ref: '#/components/requestBodies/getVisaFxRatesV1RequestBody' responses: '200': description: '' content: application/json: schema: $ref: '#/components/schemas/getVisaFxRatesV1Response' '400': description: Bad request content: application/json: schema: $ref: '#/components/schemas/errorResponse' '401': description: Unauthorized content: application/json: schema: $ref: '#/components/schemas/errorResponse' '403': description: Forbidden content: application/json: schema: $ref: '#/components/schemas/errorResponse' '500': description: Internal server error content: application/json: schema: $ref: '#/components/schemas/errorResponse' '503': description: VISA API Unavailable content: application/json: schema: $ref: '#/components/schemas/errorResponse' deprecated: true components: requestBodies: getVisaFxRatesV1RequestBody: content: application/json: schema: $ref: '#/components/schemas/getVisaFxRatesV1Request' description: '' required: true schemas: getVisaFxRatesV1Response: type: object properties: fromAmount: type: number description: >- From Amount also known as transaction amount that will be converted from the "fromCurrency" to the "toCurrency". fromCurrency: $ref: '#/components/schemas/currency' toCurrency: $ref: '#/components/schemas/currency' toAmountWithVisaRate: type: number description: >- To Amount also referred to as Cardholder Billing amount without additionalRate. Derived by converting the fromAmount using Visa Treasury Rates between from and to currency pairs. Additional rate is not included in the calculations. Visa treasury rates used for conversion will be as of the last rates available. toAmountWithAdditionalFee: type: number description: >- Also referred to as Cardholder Billing amount with additional rate. Derived by converting the fromAmount using Visa Treasury Rates between fromCurrency and toCurrency currency pairs. additionalRate is included in the calculations. Visa treasury rates used for conversion will be as of the last rates available. fxRateVisa: type: number description: >- Visa Treasury Exchange Rate for the fromCurrency and toCurrency currency pair. This rate will not include any additionalRate fxRateWithAdditionalFee: type: number description: >- Applicable Exchange Rate between the fromCurrency and toCurrency currency pair including additionalRate. visaRateLastUpdatedTimestamp: type: string format: date-time description: >- ISO-8601 date when the Visa Treasury rates were last updated for calculations. benchmarks: type: array items: type: object description: >- Will return all the benchmark properties that apply to the fromCurrency and toCurrency pair in the Visa system. The API is built to support several benchmarks but ECB is the only available benchmark for now. properties: benchmarkSystem: type: string description: >- The benchmark system used for getting the benchmark properties. For example will be ECB for ECB benchmark rate system. All benchmark rates and any markups are calculated based on the last available benchmark rates (from the standard rate system - in this case ECB) and Visa treasury rates toAmountWithBenchmarkRate: type: number description: >- Derived by converting the fromAmount using Benchmark Rates between fromCurrency and toCurrency currency pairs. additionalRate is not included in the calculations. Benchmark rates used for conversion will be as of the last rates available on the benchmark system for example ECB. markupWithAdditionalFee: type: number description: >- Markup calculated between the toAmountWithAdditionalFee and toAmountWithBenchmarkRate. Calculated as (toAmountWithAdditionalFee - toAmountWithBenchmarkRate)/toAmountWithBenchmarkRate. benchmarkFxRate: type: number description: >- Exchange rate between the "from" and "to" currency pair using the benchmark rates benchmarkRateLastUpdatedTimestamp: type: string format: date-time description: >- ISO-8601 date when the benchmark rates were last updated for calculations. title: getVisaFxRatesV1Response errorResponse: type: object properties: code: type: string description: An error code indicating what kind of error. I.e. HTTP error code message: type: string description: Error message in human-readable format id: type: string format: uuid description: Unique error identifier errorCode: type: string description: Enfuce code for a specific error type errorType: type: string description: Error type enum: - STATIC_VALIDATION_ERROR - DYNAMIC_VALIDATION_ERROR - INTEGRATION_ERROR - SECURITY_ERROR - UNEXPECTED_ERROR errorReason: type: string description: Free-form text explaining the error reason timestamp: type: string format: date-time description: Datetime when error occurred getVisaFxRatesV1Request: type: object required: - fromAmount - fromCurrency - toCurrency properties: fromAmount: type: number minimum: 0 exclusiveMinimum: true description: >- From Amount also known as transaction amount that will be converted from the "fromCurrency" and to the "toCurrency" fromCurrency: $ref: '#/components/schemas/currency' toCurrency: $ref: '#/components/schemas/currency' title: getVisaFxRatesV1Request currency: type: string description: Any ECB supported currency with valid ISO 4217 currency code pattern: '[A-Z]{3}' example: EUR ````