Outage in Chainalysis

KYT API Indexing Error for Bitcoin processing

Resolved Minor
April 09, 2025 - Started 17 days ago - Lasted 1 day
Official incident page

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Outage Details

We are receiving reports that the output_address returned in the KYT API does not match the expected output_address based on the submitted index for some Bitcoin transfers. We are still investigating the root cause. No action is required from customers at this time. Next update at 22:00 UTC.
Latest Updates ( sorted recent to last )
RESOLVED 15 days ago - at 04/11/2025 12:56AM

This incident is now resolved.
We will be correcting transactions with wrong output addresses in the coming days. No action is needed from customers.
If you have any questions, please let us know at support@chainalysis.com

MONITORING 15 days ago - at 04/10/2025 09:12PM

We are continuing to monitor for any further issues.

MONITORING 16 days ago - at 04/10/2025 04:02PM

A fix has been implemented, and we will continue monitoring for further disruption.

If you have any issues, please reach out to support@chainalysis.com

IDENTIFIED 16 days ago - at 04/10/2025 11:56AM

The team are confident they have identified the issue and are now working on confirming this and implementing a fix.

We will share more details once we have more information.

Next update at 17:00 UTC

INVESTIGATING 16 days ago - at 04/10/2025 12:55AM

We are still verifying that the fix is working and investigating the root cause of this issue.

Next update at 13:00 UTC on April 10th.

INVESTIGATING 16 days ago - at 04/09/2025 10:04PM

We are still verifying that the fix is working and investigating the root cause of this issue.

Next update at 01:00 UTC on April 10th.

INVESTIGATING 16 days ago - at 04/09/2025 07:13PM

We have implemented a fix which we believe will mitigate the issue, but we are still investigating the root cause. Once we verify the fix is working, we will begin updating any transactions that had the incorrect output_address.

Next update at 22:00 UTC.

INVESTIGATING 17 days ago - at 04/09/2025 06:28PM

We are receiving reports that the output_address returned in the KYT API does not match the expected output_address based on the submitted index for some Bitcoin transfers. We are still investigating the root cause.

No action is required from customers at this time.

Next update at 22:00 UTC.

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