Outage in Gemini

Degraded Performance - Websocket V2 Market Data Feeds

Resolved Minor
September 17, 2025 - Started about 1 month ago - Lasted 2 days
Official incident page

Incident Report

We are investigating reports of some users periodically observing crossed books when subscribing to L2 updates via the Gemini /v2/marketdata feed. Our team will share further updates here as our investigation progresses.
Components affected
Gemini Websockets API

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Latest Updates ( sorted recent to last )
RESOLVED about 1 month ago - at 09/19/2025 03:14PM

This incident has been resolved.

IDENTIFIED about 1 month ago - at 09/18/2025 05:52PM

Our teams have identified the root cause of this issue and are working to implement a fix. We will be deploying a change to our production environment to address this issue today, Thursday, September 18th at approximately 2pm EST. During this time, users may experience brief disconnections from the Websocket service as the change rolls out.

We will share further updates here once this has been completed.

INVESTIGATING about 1 month ago - at 09/17/2025 05:55PM

We are investigating reports of some users periodically observing crossed books when subscribing to L2 updates via the Gemini /v2/marketdata feed. Our team will share further updates here as our investigation progresses.

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