API নথি

curl --request GET 'https://lumeexchangerates.com/v1/quotes?anchor=USD&targets=EUR,JPY'

const response = await fetch('/v1/quotes?anchor=USD&targets=EUR,JPY', {
  credentials: 'same-origin'
});
if (!response.ok) throw new Error(`HTTP ${response.status}`);
const { meta, anchor, data } = await response.json();
console.log(anchor, meta.as_of, data);

curl --request GET 'https://lumeexchangerates.com/v1/currencies'

{
  "meta": {
    "mode": "provider",
    "source": "বাইরের বিনিময় হার সরবরাহকারী",
    "source_url": "https://openexchangerates.org/",
    "as_of": "2026-01-01T00:00:00.000Z",
    "fetched_at": "2026-01-01T00:00:05.000Z",
    "currency_count": 3,
    "includes_alternative": true,
    "refresh_interval_seconds": 300,
    "provider_plan": "Unlimited",
    "notice": "Illustrative response; not live rates."
  },
  "data": [
    {
      "code": "USD",
      "name": "United States Dollar"
    },
    {
      "code": "EUR",
      "name": "Euro"
    },
    {
      "code": "JPY",
      "name": "Japanese Yen"
    }
  ]
}

curl --request GET 'https://lumeexchangerates.com/v1/quotes?anchor=USD&targets=EUR,JPY'

{
  "meta": {
    "mode": "provider",
    "source": "বাইরের বিনিময় হার সরবরাহকারী",
    "source_url": "https://openexchangerates.org/",
    "as_of": "2026-01-01T00:00:00.000Z",
    "fetched_at": "2026-01-01T00:00:05.000Z",
    "currency_count": 3,
    "includes_alternative": true,
    "refresh_interval_seconds": 300,
    "provider_plan": "Unlimited",
    "notice": "Illustrative response; not live rates."
  },
  "anchor": "USD",
  "data": [
    {
      "currency": "EUR",
      "value": 0.9
    },
    {
      "currency": "JPY",
      "value": 150
    }
  ]
}

curl --request GET 'https://lumeexchangerates.com/v1/exchange?from=USD&to=EUR&quantity=100'

{
  "meta": {
    "mode": "provider",
    "source": "বাইরের বিনিময় হার সরবরাহকারী",
    "source_url": "https://openexchangerates.org/",
    "as_of": "2026-01-01T00:00:00.000Z",
    "fetched_at": "2026-01-01T00:00:05.000Z",
    "currency_count": 3,
    "includes_alternative": true,
    "refresh_interval_seconds": 300,
    "provider_plan": "Unlimited",
    "notice": "Illustrative response; not live rates."
  },
  "data": {
    "from": "USD",
    "to": "EUR",
    "quantity": 100,
    "rate": 0.9,
    "result": 90
  }
}

curl --request GET 'https://lumeexchangerates.com/api/rates/latest'

{
  "meta": {
    "provider": "বাইরের বিনিময় হার সরবরাহকারী",
    "kind": "latest_published",
    "provider_timestamp": 1767225600,
    "published_at": "2026-01-01T00:00:00.000Z",
    "expected_interval_seconds": 300,
    "lag_seconds": 5,
    "stale": false,
    "timezone": "Asia/Seoul",
    "fetched_at": "2026-01-01T00:00:05.000Z",
    "persistent_storage": false
  },
  "data": {
    "base": "USD",
    "rates": {
      "USD": 1,
      "EUR": 0.9,
      "JPY": 150
    }
  }
}

curl --request GET 'https://lumeexchangerates.com/api/currencies?lang=en'

{
  "meta": {
    "provider": "বাইরের বিনিময় হার সরবরাহকারী",
    "kind": "latest_published",
    "provider_timestamp": 1767225600,
    "published_at": "2026-01-01T00:00:00.000Z",
    "expected_interval_seconds": 300,
    "lag_seconds": 5,
    "stale": false,
    "timezone": "Asia/Seoul",
    "fetched_at": "2026-01-01T00:00:05.000Z",
    "persistent_storage": false
  },
  "data": [
    {
      "code": "USD",
      "name": "US Dollar"
    },
    {
      "code": "EUR",
      "name": "Euro"
    }
  ]
}

curl --request GET 'https://lumeexchangerates.com/api/rates/history?from=USD&to=EUR&period=1W'

{
  "meta": {
    "kind": "utc_daily",
    "from": "USD",
    "to": "EUR",
    "period": "1W",
    "provider": "বাইরের বিনিময় হার সরবরাহকারী",
    "persistent_storage": false
  },
  "data": [
    {
      "time": "2026-01-01",
      "value": 0.9
    },
    {
      "time": "2026-01-02",
      "value": 0.91
    }
  ]
}

{
  "meta": {
    "kind": "intraday",
    "persistent_storage": false
  },
  "data": []
}

curl --request GET 'https://lumeexchangerates.com/api/rates/previous?from=USD&to=EUR'

{
  "meta": {
    "kind": "utc_daily",
    "reference_date": "2026-01-01",
    "reference_timestamp": "2026-01-01T23:59:59Z"
  },
  "data": {
    "from": "USD",
    "to": "EUR",
    "rate": 0.9,
    "rates": {
      "USD": 1,
      "EUR": 0.9
    }
  }
}

curl --request POST 'https://lumeexchangerates.com/api/convert' \
  --header 'Content-Type: application/json' \
  --data '{"amount":100,"from":"USD","to":"EUR"}'

{
  "meta": {
    "provider": "বাইরের বিনিময় হার সরবরাহকারী",
    "kind": "latest_published",
    "provider_timestamp": 1767225600,
    "published_at": "2026-01-01T00:00:00.000Z",
    "expected_interval_seconds": 300,
    "lag_seconds": 5,
    "stale": false,
    "timezone": "Asia/Seoul",
    "fetched_at": "2026-01-01T00:00:05.000Z",
    "persistent_storage": false
  },
  "data": {
    "amount": 100,
    "from": "USD",
    "to": "EUR",
    "rate": 0.9,
    "result": 90
  }
}

curl --request GET 'https://lumeexchangerates.com/v1/history?date=2026-01-01&anchor=EUR&targets=USD,JPY'

{
  "meta": {
    "date": "2026-01-01",
    "published_at": "2026-01-01T23:00:00Z",
    "partial_day": false
  },
  "anchor": "EUR",
  "data": [
    {
      "currency": "USD",
      "value": 1.1
    }
  ]
}

curl --request GET 'https://lumeexchangerates.com/v1/series?start=2026-01-01&end=2026-01-07&anchor=USD&targets=EUR'

{
  "meta": {
    "start": "2026-01-01",
    "end": "2026-01-02",
    "timezone": "UTC",
    "count": 2
  },
  "anchor": "USD",
  "data": [
    {
      "date": "2026-01-01",
      "rates": [
        {
          "currency": "EUR",
          "value": 0.9
        }
      ]
    },
    {
      "date": "2026-01-02",
      "rates": [
        {
          "currency": "EUR",
          "value": 0.91
        }
      ]
    }
  ]
}

{
  "timezone": "UTC",
  "date_bounds": "inclusive",
  "max_days": 366,
  "upstream_chunk": "calendar_month"
}

curl --request GET 'https://lumeexchangerates.com/v1/candles?start=2026-01-01T00%3A00%3A00Z&period=1d&anchor=USD&targets=EUR'

{
  "meta": {
    "start": "2026-01-01T00:00:00Z",
    "end": "2026-01-01T23:59:59Z",
    "period": "1d"
  },
  "anchor": "USD",
  "data": [
    {
      "currency": "EUR",
      "open": 0.9,
      "high": 0.92,
      "low": 0.89,
      "close": 0.91,
      "average": 0.905
    }
  ]
}

{
  "source": "provider_ohlc",
  "synthetic": false,
  "cross_rate_ohlc": false,
  "max_age": {
    "1m": "1h",
    "5m": "24h",
    "15m": "24h",
    "30m": "32d",
    "1h": "32d"
  },
  "alignment_minutes": {
    "5m": 5,
    "15m": 15,
    "30m": 30,
    "1h": 30,
    "12h": 30,
    "1d": 30
  },
  "calendar_alignment": {
    "1w": "00:00 UTC",
    "1mo": "YYYY-MM-01T00:00:00Z"
  }
}

curl --request GET 'https://lumeexchangerates.com/v1/capabilities'

{
  "data": {
    "latest": true,
    "currencies": true,
    "conversion": "latest_snapshot",
    "historical": "verified_on_request",
    "time_series": true,
    "ohlc": false,
    "refresh_interval_seconds": 300,
    "customer_api_keys": false
  }
}

rate = rates[to] / rates[from]
result = amount * rate

{
  "error": {
    "code": "INVALID_CURRENCY",
    "message": "Symbol not available in latest provider data"
  }
}

{
  "endpoints": [
    "/v1/history",
    "/v1/series",
    "/v1/candles",
    "/v1/capabilities"
  ],
  "requests_per_ip_per_minute": 60,
  "cache": "in_process",
  "completed_history_cache_seconds": 3600,
  "current_day_cache_seconds": 60
}