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

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

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.


## Servers
- Production: https://allratestoday.com (Production)


## Authentication methods
- Bearer auth


## Parameters


### Query parameters

- **symbols** (string)
  Comma-separated quote currencies to keep.

- **source** (string)
  With target: one pair, cross-computed via USD and flagged derived.

- **target** (string)

- **format** (string)
  Output format (default json).



## Responses
### 200
Latest table

#### Body: application/json (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** (array[object])

- **attribution** (object)

- **disclaimer** (string)


### 401
Missing or invalid API key

### 404
Not published yet


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