Amplitude Outage History

Jan 31, 09:27 PST Completed - The scheduled maintenance has been completed. Jan 31, 09:13 PST Verifying - Verification is currently underway for the maintenance items. Jan 31, 09:00 PST In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary. Jan 26, 08:07 PST Scheduled - We will be performing critical infrastructure maintenance on our US data center during the following time window: Saturday, January 31 at 9:00 AM PT (17:00 UTC). During these windows, customers may experience a brief blip in connectivity. This will be momentary and services are expected to stabilize immediately after. Data ingestion and processing will not be impacted, and no action is required from customers.

Jan 24, 09:37 PST Completed - The scheduled maintenance has been completed. Jan 24, 09:11 PST Verifying - Verification is currently underway for the maintenance items. Jan 24, 09:00 PST In progress - Scheduled maintenance is currently in progress. We will provide updates as necessary. Jan 12, 17:05 PST Scheduled - We will be performing critical infrastructure maintenance during the following windows: - EU infrastructure: Saturday, January 24 at 9:00 AM PT (17:00 UTC) - US infrastructure: Saturday, January 31 at 9:00 AM PT (17:00 UTC). We will post another Maintenance window for this specific upgrade During these windows, customers may experience a brief blip in connectivity. This will be momentary and services are expected to stabilize immediately after. Data ingestion and processing will not be impacted, and no action is required from customers.

Jan 8, 09:17 PST Resolved - This incident has been resolved. Jan 8, 07:13 PST Monitoring - A fix has been implemented and we are recovering and monitoring the results. Jan 8, 06:07 PST Investigating - We are actively monitoring a delay in ingestion and export.

Nov 22, 09:07 PST Resolved - As of Nov 22, 2025 14:00 UTC, this incident is resolved and customers should be able to see all historical data. Please reach out to support if you're still seeing gaps in your historical data. Nov 21, 18:09 PST Update - We’ve deployed a fix and started reprocessing historical data. We currently estimate recovery will complete within 24 hours. We’ll provide an update once this is completed or if there are any other changes we need to share. If you have additional questions please reach out to Amplitude Support. Nov 21, 15:40 PST Identified - Some customers using the User Privacy API recently may see gaps or missing historical data in their charts. This is a display issue only, no underlying data has been lost. Features using cohorts built on top of historical data may also be impacted. Data ingestion is not impacted. We have identified the cause and are working on a fix. We are working on getting an estimated ETA.

Amplitude's user interface and data ingestion were not impacted by the recent Cloudflare outage. However, your downstream destinations may have been impacted and we recommend checking with your vendor's status page to confirm impact.

This incident has been resolved.

This incident has been resolved.

This incident has been resolved.

This incident has been resolved.

Our team identified the problem as a missing database update and has fully resolved it. All systems are now operating normally. We’re improving our deployment checks to ensure this doesn’t happen again.

This incident has been resolved.

This incident has been resolved.

This incident has been resolved.

This incident has been resolved.

This incident has been resolved.

This incident has been resolved.

From 2025-09-20 2:30 PM PST to 2025-09-21 7:40 AM PST, some users might experienced missing or incomplete realtime data in chart result. The system is already recovered and there is no data lost.

This incident has been resolved.

This incident has been resolved.

This incident has been resolved.

This incident has been resolved.

From 6:50 - 8:00 am PST, pages across Amplitude saw high latency after a change caused unexpected amounts amounts of traffic. The root cause should be resolved now; if you continue to see issues, please make sure to refresh any open Amplitude windows to ensure you have the most up-to-date version of the app.

This incident has been resolved.

We have some theory on the root cause, will work on them ASAP and run an internal post-mortem afterwards

The issue has been resolved and all pipelines have caught up.