---
title: "Latest Daily Reference Rate with window low/high and sample counts"
method: GET
path: "/api/v1/reference-rate/latest"
tags: ["Reference Rate"]
---

# Latest Daily Reference Rate with window low/high and sample counts

`GET /api/v1/reference-rate/latest`

## Request

- Base URL: `https://allratestoday.com`
- URL: `https://allratestoday.com/api/v1/reference-rate/latest`
- Auth: HTTP bearer

AllRatesToday Daily Reference Rate: one immutable mid-market USD table per business day, fixed at 16:00 Europe/London as the per-currency median of five once-a-minute samples (15:57:30–16:02:30). Never revised. Not the WM/Refinitiv fix and not a registered benchmark; for index calculation, research and reporting. Methodology: https://allratestoday.com/reference-rate/ Any plan.

## Query parameters

- `symbols` string
- `source` string
- `target` string
- `format` 'json' | 'csv' | 'xml' | 'xlsx'

## Response `200`

Latest table

- object
  - `rate_date` string, date
  - `time` string
  - `base` string
  - `window_start` string, date-time
  - `window_end` string, date-time
  - `samples` integer
  - `published_at` string, date-time
  - `method` string
  - `rates` object[]
    - `base` string
    - `quote` string
    - `value` number
    - `low` number
    - `high` number
    - `samples` integer
  - `attribution` object
  - `disclaimer` string

## Other responses

- `401`: Missing or invalid API key
- `404`: Not published yet

---

[API](https://skmtc.dev/allratestoday/apis/allratestoday-exchange-rate-central-bank-rates-api.md) · [All operations](https://skmtc.dev/allratestoday/apis/allratestoday-exchange-rate-central-bank-rates-api/llms.txt) · [OpenAPI document](https://skmtc.dev/allratestoday/apis/allratestoday-exchange-rate-central-bank-rates-api/revisions/c2e58e9b4da4?raw)