The Gemini exchange announced on May 01st, at 20:53 UTC, that scheduled maintenance of the REST, FIX, and Websockets API endpoints would be performed from 21:30 to 23:30 UTC. Customers may have experienced brief timeouts during that period when executing orders via the REST, FIX, and Websockets endpoints.
The maintenance has been performed by 23:00 UTC and is now complete.