---
title: "Foreign Exchange Rate"
method: POST
path: "/calc/fx"
---

# Foreign Exchange Rate

`POST /calc/fx`

## Request

- Base URL: `https://api-pub.bitfinex.com/v2`
- URL: `https://api-pub.bitfinex.com/v2/calc/fx`
- Auth: none required

Calculate the exchange rate between two currencies

## Request body

- object
  - `ccy1` string, required: 1st currency (base currency).
  - `ccy2` string, required: 2nd currency (quote currency).

## Response `200`

200

- number[]

## Changes

- **2026-11-03** `f6742aeb633e`: 1 info
  - endpoint added

[Operation history](https://skmtc.dev/bitfinex/apis/api-settings-public/changes/calc/fx/post.md)

---

[API](https://skmtc.dev/bitfinex/apis/api-settings-public.md) - [All operations](https://skmtc.dev/bitfinex/apis/api-settings-public/llms.txt) - [OpenAPI document](https://skmtc.dev/bitfinex/apis/api-settings-public/revisions/f6742aeb633e?raw)