QuickNode experienced a minor incident on May 26, 2026 affecting Sepolia — JSON-RPC API and Sepolia – Websockets API and 1 more component, lasting 55m. The incident has been resolved; the full update timeline is below.
Affected components
Sepolia — JSON-RPC APISepolia – Websockets APISepolia — StreamsSepolia — Webhooks
Update timeline
- investigating May 26, 2026, 09:44 PM UTC
Unichain Sepolia archive and flashblocks endpoints are currently experiencing degraded performance. Users may experience 503s during this time. We are actively investigating the issue and will provide an update as soon as possible.
- monitoring May 26, 2026, 10:15 PM UTC
A fix has been implemented and we are monitoring the results.
- resolved May 26, 2026, 10:40 PM UTC
This incident has been resolved.