Get A3 instrument daily history

Daily close history of an A3 instrument: price plus the derived metrics (TNA, TEA, monthly crawl, open interest and 1d variations). One row per trading day.

GET/v1/market-data/a3/rates/history

Request

Headers

Field	Type	Required	Description
Authorization	string	Yes	Access token in Bearer ACCESS_TOKEN format

Not applicable: Path Parameters, Body.

Query Parameters

Field	Type	Required	Description
from	string (date)	No	Start date (inclusive)
symbol	string	Yes	Symbol to fetch
to	string (date)	No	End date (inclusive)

Response

2XX Success

Status: 200 — History retrieved successfully

Returns an array of objects with these fields:

Field	Type	Description
symbol	string	Instrument symbol.
date	string (date)	Trading day.
type	string	Instrument type. One of: FUTURE, PUT_OPTION_ON_FUTURE, CALL_OPTION_ON_FUTURE, INDEX.
subtype	string	Instrument subtype. One of: DOLLAR, AGRICULTURAL.
opening_price	number	Opening price.
closing_price	number	Closing price.
settlement_price	number	Settlement price.
last_trade_price	number	Last traded price.
highest_daily_trade	number	Highest price traded that day.
lowest_daily_trade	number	Lowest price traded that day.
volume	number	Traded volume.
volume_amount	number	Traded notional amount.
open_interest_size	number	Open interest size.
open_interest_size_close	number	Open interest size at close.
open_interest_size_variation_1d	number	Change in open interest size since the previous close.
percent_change	number	Percent change vs previous close (%).
implicit_rate	number	Implicit rate (TNA, %).
tea	number	Implicit rate converted to TEA (%).
monthly_crawl	number	Implied monthly devaluation rate (%).
days_to_maturity	integer	Days until the contract's maturity.
maturity_date	string (date)	Contract maturity date.

Error Codes

Status	Description
400	Missing or invalid symbol
401	Missing or invalid authentication
403	Caller lacks the required role
500	Unexpected server error

Code Example

cURL

curl -X GET "https://b2b.allaria.dev/v1/market-data/a3/rates/history?from=2026-01-01&symbol=DLR%2FMAY27&to=2026-09-22" \
  -H "Authorization: Bearer ACCESS_TOKEN"

JavaScript

const response = await fetch('https://b2b.allaria.dev/v1/market-data/a3/rates/history?from=2026-01-01&symbol=DLR%2FMAY27&to=2026-09-22', {
  method: 'GET',
  headers: { 'Authorization': 'Bearer ACCESS_TOKEN' },
});
const data = await response.json();
console.log(data);

Python

import requests

response = requests.get(
    'https://b2b.allaria.dev/v1/market-data/a3/rates/history?from=2026-01-01&symbol=DLR%2FMAY27&to=2026-09-22',
    headers={ 'Authorization': 'Bearer ACCESS_TOKEN' },
)
print(response.json())

Node.js

const axios = require('axios');

const response = await axios.get('https://b2b.allaria.dev/v1/market-data/a3/rates/history?from=2026-01-01&symbol=DLR%2FMAY27&to=2026-09-22', {
  headers: { 'Authorization': 'Bearer ACCESS_TOKEN' },
});
console.log(response.data);

2XX Success

[
  {
    "symbol": "DLR/MAY27",
    "date": "2026-09-22",
    "type": "FUTURE",
    "subtype": "DOLLAR",
    "opening_price": 1440,
    "closing_price": 1455,
    "settlement_price": 1456.5,
    "last_trade_price": 1455,
    "highest_daily_trade": 1460,
    "lowest_daily_trade": 1438,
    "volume": 3500,
    "volume_amount": 5093750,
    "open_interest_size": 120000,
    "open_interest_size_close": 119500,
    "open_interest_size_variation_1d": 500,
    "percent_change": 0.48,
    "implicit_rate": 62.5,
    "tea": 84.3,
    "monthly_crawl": 2.1,
    "days_to_maturity": 248,
    "maturity_date": "2027-05-30"
  }
]