# Exchange Rates

Use Apps.Rate to retrive price for asset pair and amount. You can retrieve exchange rate from various sources.

## Get sources

You can retrieve a list of available exchange rate sources.

{% tabs %}
{% tab title="cURL" %}

```shell
echo 'get exchange rate sources'

curl --location --request GET 'https://api.orangepill.cloud/v1/apps/rate/sources' \
--header 'x-api-key: AXVubzpwQDU1dzByYM==' \
--header 'Content-Type: application/json'
```

{% endtab %}
{% endtabs %}

In response you will get a list of exchange rate sources as an `Array`.

```json
[
    "default", "bitstamp"
]
```

{% hint style="info" %}
Use `default` source to get exchange rate for FIAT-FIAT pairs.
{% endhint %}

## Get price

You must provide exchange rate source.

{% tabs %}
{% tab title="cURL" %}

```shell
echo 'get exchange rate USD 100.10 to BTC from Bitstamp'

curl --location --request GET 'https://api.orangepill.cloud/v1/apps/rate/bitstamp/btc/usd/100.10' \
--header 'x-api-key: AXVubzpwQDU1dzByYM==' \
--header 'Content-Type: application/json'
```

{% endtab %}
{% endtabs %}

In response you will get exchange rate.

<pre class="language-json"><code class="lang-json"><strong>0.00233
</strong></code></pre>