Rates for BTC, ETH and LTC are updating as usual as of approximately 22:24 UTC this evening. This incident was caused by a service outage at a third-party provider, and was not related to other technical issues over the past 48 hours. We are continuing to monitor these rates, as well as identifying changes that will prevent this issue from re-occurring, and we will provide a further update to our Status Page should any more information become available about this.
Please note that while this particular incident is resolved, a number of cryptocurrency rates that were previously available in our application (under the 'alternative' rates endpoint parameter) are currently unavailable. Please refer to the following Status Page notification, where we will post updates regarding these: https://status.openexchangerates.org/incidents/4ztv8qh3ztmt
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if you experience any further issues relating to BTC, ETH or LTC rates.